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Doubles in session


Current system
20481+1616
SKF 1770


Nearby doubles
14' : 20485+1628
BPM2271

15' : 20481+1601
BPM2269

22' : 20466+1616
BPM2261

22' : 20489+1558
BPM2275

23' : 20467+1607
STF2727AB

24' : 20468+1602
BPM2264

28' : 20463+1624
BPM2257

32' : 20485+1545
BPM2272

34' : 20503+1630
LDS1048AB

35' : 20462+1554
STF2725AB

35' : 20505+1616
KPP4216

35' : 20501+1556
BPM2278

39' : 20506+1601
BPM2281

47' : 20503+1649
TDT2571

48' : 20514+1619
BPM2283

50' : 20466+1532
J 3110

52' : 20509+1544
BPM2282

53' : 20457+1537
BPM2255

53' : 20446+1605
BPM2245

54' : 20500+1702
UC 4303

54' : 20446+1635
BPM2248AB

55' : 20513+1647
J 3115

56' : 20467+1523
BPM2263

57' : 20446+1642
BPM2246AB

58' : 20477+1519
BPM2266

59' : 20501+1707
HEI 183



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20481+1616 SKF 1770

 
 
20h 48m 05.53s +16° 15' 40.8" P.A. 223.00 sep 3.4 mag 20.30,17.70 Sp DA+M4e
 
 
Coord 2000 20481+1616 Discov num SKF1770 Comp Coord arcsec 2000 20 48 05.53 +16 15 40.8
Date first 2004 Date last 2015 Obs 2
Pa first 223 Pa last 223.1 P.A. Now (θ) 223.1°
Sep first 3.1 Sep last 3.353 Sep. Now (ρ) 3.353"
Mag pri 20.30 Mag sec 17.70 delta mag (ΔM) 2.6 Spectral class DA+M4e (white dwarf/red)
Pri motion ra -012 Sec motion ra
Pri motion dec -021 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1763098574822301824
 
 
WDS 20481+1616 SKF 1770 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Skf2000 Ma - Skiff, B.A. ...................
Skf2000 Webb Soc., Double Star Circ. 8, 2000 (may not be properly precessed)
Skf2002 C - Skiff, B.A. ...................
Skf2002 private communication, 2002
Skf2002 (measure based on 2MASS data, may not be properly precessed)
Skf2003 - Skiff, B.A. ...................
Skf2003 private communication, 2003 (may not be properly precessed)
Skf2004 - Skiff, B.A. ...................
Skf2004 private communication, 2004 (may not be properly precessed)
Skf2004 (coordinates and identifications for Stock & Wroblewski pairs)
Skf2005 C - Skiff, B.A. ...................
Skf2005 private communication, 2005 (may not be properly precessed)
Skf2006 - Skiff, B.A. ...................
Skf2006 private communication, 2006 (may not be properly precessed)
Skf2006b Pa - Skiff, B.A. ...................
Skf2006b private communication, 2006 (may not be properly precessed)
Skf2006b (data mining of Stephenson, C.B., AJ 91, 144, 1986) 1986AJ.....91..144S
Skf2006c Po - Skiff, B.A. ...................
Skf2006c private communication, 2006 (may not be properly precessed)
Skf2006c (data mining of Joy & Abt, ApJS 28, 1, 1974) 1974ApJS...28....1J
Skf2007 - Skiff, B.A. ...................
Skf2007 private communication, 2007 (may not be properly precessed)
Skf2009 E2 - Skiff, B.A. ...................
Skf2009 private communication, 2009 (may not be properly precessed)
Skf2010 C j Skiff, B.A. ...................
Skf2010 +E+ private communication, 2010 (may not be properly precessed)
Skf2010 +Pa
Skf2011 C j Skiff, B.A. ...................
Skf2011 +E+ private communication, 2011 (may not be properly precessed)
Skf2011 +H+
Skf2011 +M+
Skf2011 +P+
Skf2011 +T
Skf2011b Pa j Skiff, B.A. ...................
Skf2011b +E+ Webb Soc., Double Star Circ. 19, 2011 (may not be properly precessed)
Skf2012 A j Skiff, B.A. ...................
Skf2012 +C private communication, 2012 (may not be properly precessed)
Skf2012 +E+
Skf2012 +H+
Skf2012 +P+
Skf2012 +T+
Skf2012b C j Skiff, B.A. ...................
Skf2012b private communication, 2012 (may not be properly precessed)
Skf2012b (measure calculated from component coords in Alcock et al., ApJ 562, 337, 2001) 2001ApJ...562..337A
Skf2012c Ci - Skiff, B.A. ...................
Skf2012c private communication, 2012 (may not be properly precessed)
Skf2012c (measure calculated from component coords in FLX2006) 2006ApJ...639..816E
Skf2012d Pa j Skiff, B.A. ...................
Skf2012d private communication, 2012 (may not be properly precessed)
Skf2012d (measure calculated from component coords in Fresneau et al., A&A 469, 1221, 2007) 2007A&A...469.1221F
Skf2012e C j Skiff, B.A. ...................
Skf2012e private communication, 2012 (may not be properly precessed)
Skf2012e (measure calculated from component coords in Slesnick et al. 2002) 2002ApJ...576..880S
Skf2012f C j Skiff, B.A. ...................
Skf2012f +H private communication, 2012 (may not be properly precessed)
Skf2012f (measure calculated from component coords in Romano et al., A&A 488, 1221, 2008) 2008A&A...488.1221R
Skf2012g C - Skiff, B.A. ...................
Skf2012g private communication, 2012 (may not be properly precessed)
Skf2012g (measure calculated from component coords in Trullols et al. 1997) 1997A&A...324..549T
Skf2012h C - Skiff, B.A. ...................
Skf2012h private communication, 2012 (may not be properly precessed)
Skf2012h (measure calculated from component coords in Herbig, ApJ 497, 736, 1998) 1998ApJ...497..736H
Skf2012i H - Skiff, B.A. ...................
Skf2012i private communication, 2012 (may not be properly precessed)
Skf2012i (measure calculated from component coords in Najita et al. 2000) 2000ApJ...541..977N
Skf2012j C j Skiff, B.A. ...................
Skf2012j private communication, 2012 (may not be properly precessed)
Skf2012j (measure calculated from component coords in Luhman et al. 2003) 2003ApJ...593.1093L
Skf2012k C - Skiff, B.A. ...................
Skf2012k private communication, 2012 (may not be properly precessed)
Skf2012k (measure calculated from component coords in Cohen et al. 2004) 2004AJ....127.1602C
Skf2012l C - Skiff, B.A. ...................
Skf2012l private communication, 2012 (may not be properly precessed)
Skf2012l (measure calculated from component coords in Littlefair et al, MNRAS 358,341,2005) 2005MNRAS.358..341L
Skf2012m H - Skiff, B.A. ...................
Skf2012m private communication, 2012 (may not be properly precessed)
Skf2012m (measure calculated from component coords in Lada et al., AJ 131, 1574, 2006) 2006ApJ...131.1574L
Skf2012n C - Skiff, B.A. ...................
Skf2012n private communication, 2012 (may not be properly precessed)
Skf2012n (measure calculated from component coords in Mayne et al. 2007) 2007MNRAS.375.1220M
Skf2012o E - Skiff, B.A. ...................
Skf2012o +E2 private communication, 2012 (may not be properly precessed)
Skf2012o (measure calculated from component coords in Poleski et al. 2011) 2011AcA....61..199P
Skf2012q C j Skiff, B.A. ...................
Skf2012q +E+ Webb Soc., Double Star Circ. 20, 2012 (may not be properly precessed)
Skf2012q +H+
Skf2012q +Mr
Skf2012q +P+
Skf2012q +T
Skf2013 A j Skiff, B.A. ...................
Skf2013 +C private communication, 2013 (may not be properly precessed)
Skf2013 +E+
Skf2013 +H+
Skf2013 +Ma
Skf2013 +P+
Skf2013 +T
Skf2013b C j Skiff, B.A. ...................
Skf2013b +E+ Webb Soc., Double Star Circ. 21, 2013 (may not be properly precessed)
Skf2013b +H+
Skf2013b +P+
Skf2013b +T+
Skf2013c E - Skiff, B.A. ...................
Skf2013c +Pa private communication, 2013 (may not be properly precessed)
Skf2013c (measure calculated from component coords in Galadi-Enriquez et al. 1998) 1998A&AS..131..239G
Skf2014 C j Skiff, B.A. ...................
Skf2014 +E+ private communication, 2014 (may not be properly precessed)
Skf2014 +H+
Skf2014 +P+
Skf2014b C j Skiff, B.A. ...................
Skf2014b +E+ Webb Soc., Double Star Circ. 22, 2014 (may not be properly precessed)
Skf2014b +H+
Skf2014b +M+
Skf2014b +P+
Skf2014b +T
Skf2014c E - Skiff, B.A. ...................
Skf2014c +Pa Webb Soc., Double Star Circ. 22, 2014 (may not be properly precessed)
Skf2014c (measure calculated from component coords in Galadi-Enriquez et al. 1998) 1998A&AS..131..239G
Skf2014d Pa w Skiff, B.A. ...................
Skf2014d Webb Soc., Double Star Circ. 22, 2014 (may not be properly precessed)
Skf2014d (measure calculated from component coords in Fresneau et al., A&A 469, 1221, 2007) 2007A&A...469.1221F
Skf2015 C j Skiff, B.A. ...................
Skf2015 +E+ private communication, 2015 (may not be properly precessed)
Skf2015 +H+
Skf2015 +P+
Skf2015 +T
Skf2015b C j Skiff, B.A. ...................
Skf2015b +E+ Webb Soc., Double Star Circ. 23, 40, 2015 (may not be properly precessed)
Skf2015b +Hw
Skf2015b +P+
Skf2015c C j Skiff, B.A. ...................
Skf2015c +E+ Webb Soc., Double Star Circ. 23, 49, 2015 (may not be properly precessed)
Skf2015c +H+
Skf2015c +P+
Skf2015c +T
Skf2015d C j Skiff, B.A. ...................
Skf2015d +E+ private communication, 2015 (list 38; may not be properly precessed)
Skf2015d +H+
Skf2015d +P+
Skf2015d +T
Skf2015e C j Skiff, B.A. ...................
Skf2015e +E+ private communication, 2015 (list 39; may not be properly precessed)
Skf2015e +H+
Skf2015e +P+
Skf2015e +T
Skf2016a C j Skiff, B.A. ...................
Skf2016a +E+ private communication, 2016 (list 40; may not be properly precessed)
Skf2016a +H+
Skf2016a +P+
Skf2016a +T
Skf2016b Pa j Skiff, B.A. (measure in Csr2016) ...................
Skf2016b +P Webb Soc., Double Star Circ. 24, 40, 2016
Skf2016b +E2
Skf2016b +Ht
Skf2016b +Eu
Skf2016b +C
Skf2016b +Hw
Skf2016b +Er
Skf2016c P+ j Skiff, B.A. ...................
Skf2016c +C Webb Soc., Double Star Circ. 24, 43, 2016
Skf2016c +E+
Skf2016c +H+
Skf2016c +P+
Skf2016c +T+
Skf2016d C j Skiff, B.A. ...................
Skf2016d +E+ private communication, 2016 (list 41; may not be properly precessed)
Skf2016d +H+
Skf2016d +P+
Skf2016d +T
Skf2016e C j Skiff, B.A. ...................
Skf2016e +E+ private communication, 2016 (14 June email; may not be properly precessed)
Skf2016f C - Skiff, B.A. ...................
Skf2016f +E+ private communication, 2016 (list 42; may not be properly precessed)
Skf2016f +H+
Skf2016f +P+
Skf2016f +T
Skf2016g C j Skiff, B.A. ...................
Skf2016g +E+ private communication, 2016 (list 43; may not be properly precessed)
Skf2016g +H+
Skf2016g +P+
Skf2016g +T
Skf2016h Hg - Skiff, B.A. ...................
Skf2016h private communication, 2016 (1 December email; may not be properly precessed)
Skf2016i Hg - Skiff, B.A. ...................
Skf2016i private communication, 2016 (20 December email; may not be properly precessed)
Skf2016j Hg - Skiff, B.A. ...................
Skf2016j private communication, 2016 (24 December email; may not be properly precessed)
Skf2017a C+ j Skiff, B.A. ...................
Skf2017a +H private communication, 2017 (13 January email; may not be properly precessed)
Skf2017b Hg - Skiff, B.A. ...................
Skf2017b private communication, 2017 (14 January email; may not be properly precessed)
Skf2017b
Skf2017c C+ j Skiff, B.A. ...................
Skf2017c +E+ private communication, 2017 (30 January email; may not be properly precessed)
Skf2017c +H+
Skf2017c +P
Skf2017d Hg - Skiff, B.A. ...................
Skf2017d private communication, 2017 (26 Febuary email; may not be properly precessed)
Skf2017e C+ j Skiff, B.A. ...................
Skf2017e +P private communication, 2017 (9 March email; may not be properly precessed)
Skf2017f E+ - Skiff, B.A. ...................
Skf2017f +H private communication, 2017 (24 May email; may not be properly precessed)
Skf2017g P+ u Skiff, B.A. ...................
Skf2017g +C+ Webb Soc., Double Star Circ. 25, 62, 2017
Skf2017g +E+
Skf2017g +H+
Skf2017g +T
Skf2017h Hg - Skiff, B.A. ...................
Skf2017h private communication, 2017 (24 June email; may not be properly precessed)
Skf2017i H+ w Skiff, B.A. ...................
Skf2017i +P+ private communication, 2017 (11 July email; may not be properly precessed)
Skf2017i +E+
Skf2017i +C
Skf2017j H+ w Skiff, B.A. ...................
Skf2017j +P+ private communication, 2017 (15 July emails; may not be properly precessed)
Skf2017j +E
Skf2017k C+ - Skiff, B.A. ...................
Skf2017k +E+ private communication, 2017 (17 July emails; may not be properly precessed)
Skf2017k +H
Skf2017l C+ - Skiff, B.A. ...................
Skf2017l +E+ private communication, 2017 (18 July emails; may not be properly precessed)
Skf2017l +H
Skf2017m P+ w Skiff, B.A. ...................
Skf2017m +E+ private communication, 2017 (20 July emails; may not be properly precessed)
Skf2017m +H+
Skf2017m +C
Skf2017n E+ - Skiff, B.A. ...................
Skf2017n +H private communication, 2017 (25 July emails; may not be properly precessed)
Skf2017o E+ w Skiff, B.A. ...................
Skf2017o +P+ private communication, 2017 (20 August emails; may not be properly precessed)
Skf2017o +C
Skf2017p E+ j Skiff, B.A. ...................
Skf2017p +P+ private communication, 2017 (2 October emails; may not be properly precessed)
Skf2017p +C+
Skf2017p +H
Skf2017q E+ w Skiff, B.A. ...................
Skf2017q +P+ private communication, 2017 (3 October emails; may not be properly precessed)
Skf2017q +H
Skf2018a E j Skiff, B.A. ...................
Skf2018a private communication, 2018 (18 January emails; may not be properly precessed)
Skf2018b E+ j Skiff, B.A. ...................
Skf2018b +C private communication, 2018 (10 February emails; may not be properly precessed)
Skf2018c E+ j Skiff, B.A. ...................
Skf2018c +C private communication, 2018 (16 February emails; may not be properly precessed)
Skf2018d E+ j Skiff, B.A. ...................
Skf2018d +C private communication, 2018 (6 March emails; may not be properly precessed)
Skf2018e E+ j Skiff, B.A. ...................
Skf2018e +not private communication, 2018 (15 March emails; may not be properly precessed)
Skf2018f not j Skiff, B.A. ...................
Skf2018f private communication, 2018 (9 March emails; may not be properly precessed)
Skf2018g Hg j Skiff, B.A. ...................
Skf2018g private communication, 2018 (20 March emails; may not be properly precessed)
Skf2018h H j Skiff, B.A. ...................
Skf2018h +E private communication, 2018 (6 April emails; may not be properly precessed)
Skf2018i H j Skiff, B.A. ...................
Skf2018i +P private communication, 2018 (19 October emails; may not be properly precessed)
Skf2018j H j Skiff, B.A. ...................
Skf2018j +P private communication, 2018 (24 November emails; may not be properly precessed)
Skf2018k H j Skiff, B.A. ...................
Skf2018k +P private communication, 2018 (19 December emails; may not be properly precessed)
Skf2019a H j Skiff, B.A. ...................
Skf2019a private communication, 2019 (16 July email; may not be properly precessed)
Skf2019b H j Skiff, B.A. ...................
Skf2019b private communication, 2019 (6 August email; may not be properly precessed)
Skf2019c j Skiff, B.A. ...................
Skf2019c private communication, 2019 (16 August email; may not be properly precessed)
Skf2019d H j Skiff, B.A. ...................
Skf2019d private communication, 2019 (11 September email; may not be properly precessed)
Skf2019e H+ j Skiff, B.A. ...................
Skf2019e +E private communication, 2019 (30 July email; may not be properly precessed)
Skf2019f C j Skiff, B.A. ...................
Skf2019f +E+ private communication, 2019 (list 44; may not be properly precessed)
Skf2019f +H+
Skf2019f +P+
Skf2019f +T
Skf2019g Z j Skiff, B.A. ...................
Skf2019g private communication, 2019 (8 October email)
Skf2020a C j Skiff, B.A. ...................
Skf2020a +E+ private communication, 2020 (9 March email; may not be properly precessed)
Skf2020a +H+
Skf2020a +P
Skf2020b C j Skiff, B.A. ...................
Skf2020b +E+ private communication, 2020 (list 45; may not be properly precessed)
Skf2020b +H+
Skf2020b +P+
Skf2020b +T
Skf2020c Hg j Skiff, B.A. ...................
Skf2020c private communication, 2020 (5 August email)
Skf2020d Hg+ j Skiff, B.A. ...................
Skf2020d +Ek private communication, 2020 (23 August email)
Skf2020e Hg j Skiff, B.A. ...................
Skf2020e private communication, 2020 (31 August email)
Skf2020f E Skiff, B.A. ...................
Skf2020f private communication, 2020 (22 November email)
Skf2021a Hg Skiff, B.A. ...................
Skf2021a private communication, 2021 (13 March email)
Skf2021b H+ Skiff, B.A. ...................
Skf2021b +E+ private communication, 2021 (15 November email)
Skf2021c Hg Skiff, B.A. ...................
Skf2021c private communication, 2021 (16 December email)
Skf2022a E Skiff, B.A. ...................
Skf2022a private communication, 2022 (12 September email)
Skf2022b Hg Skiff, B.A. ...................
Skf2022b private communication, 2022 (28 September email)
Skf2022c E Skiff, B.A. ...................
Skf2022c private communication, 2022 (17 October email)
Skf2022d E Skiff, B.A. ...................
Skf2022d private communication, 2022 (12 December email)
Skf2022e Hg Skiff, B.A. ...................
Skf2022e private communication, 2022 (19 December email)
Skf2023a Hg Skiff, B.A. ...................
Skf2023a private communication, 2023 (28 February email)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20481+1616 SKF1770 2004 1 223 3.1 20.30 17.70 DA+M4e 204805.53+161540.8
20481+1616 SKF1770 2015 2 223 3.4 20.30 17.70 DA+M4e 204805.53+161540.8

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 20481+1616 SKF 1770 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20481+1616 SKF 1770 : MEASURES
 
 
No records found.

 
 
WDS 20481+1616 : VIRTUAL EYEPIECE
 
 

20481+1616 SKF1770A mag 20.3 Sp DA 20481+1616 SKF1770B sep 3.3 P.A. 221.90 mag 17.7 Sp M4e virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20481+1616 : ALADIN DSS IMAGE @ 20h 48m 05.53s +16° 15' 40.8"
 
 
 
 
WDS 20481+1616 SKF 1770 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20481+1616 SKF1770 distance=0' 20485+1628 BPM2271 distance=14' 20481+1601 BPM2269 distance=15' 20466+1616 BPM2261 distance=22' 20489+1558 BPM2275 distance=22' 20467+1607 STF2727AB distance=23' 20467+1607 FYM 18AD distance=23' 20468+1602 BPM2264 distance=24' 20463+1624 BPM2257 distance=28' 20485+1545 BPM2272 distance=32' 20503+1630 LDS1048AB distance=34' 20503+1630 LDS1048AC distance=34' 20462+1554 WSI 110Aa,Ab distance=35' 20462+1554 STF2725AB distance=35' 20505+1616 KPP4216 distance=35' 20501+1556 BPM2278 distance=35' 20506+1601 BPM2281 distance=39' 20503+1649 TDT2571 distance=47' 20514+1619 BPM2283 distance=48' 20466+1532 J 3110 distance=50' 20509+1544 BPM2282 distance=52' 20457+1537 BPM2255 distance=53' 20446+1605 BPM2245 distance=53' 20446+1635 BPM2250BC distance=53' 20500+1702 UC 4303 distance=54' 20446+1635 BPM2248AB distance=54' 20446+1635 BPM2249AC distance=54' 20513+1647 J 3115 distance=55' 20467+1523 BPM2263 distance=56' 20446+1642 BPM2246AB distance=57' 20446+1642 BPM2247AC distance=57' 20477+1519 BPM2266 distance=58' 20501+1707 HEI 183 distance=59' 20508+1702 CVR 875 distance=61' 20518+1545 GWP3007 distance=62' 20462+1520 YR 27AB distance=62' 20463+1715 GWP2995 distance=65' 20437+1635 BPM2237 distance=67' 20434+1604 HJ 1564 distance=67' 20499+1718 CBL 88 distance=68' 20456+1714 COU 425 distance=69' 20509+1517 J 3113 distance=71' 20522+1656 J 3116AB distance=72' 20453+1715 GWP2993 distance=72' 20522+1656 J 3116BC distance=73' 20436+1537 J 3108 distance=73' 20435+1540 GWP2990 distance=76' 20479+1732 BRT1348 distance=77' 20435+1657 STF2720 distance=79' 20448+1512 BPM2253 distance=80' 20500+1732 TDS1104 distance=81' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 20481+1616 SKF1770 223 3.4
Show 20485+1628 BPM2271 127 97.8 14
Show 20481+1601 BPM2269 222 81.9 15
Show 20466+1616 BPM2261 202 69.5 22
Show 20489+1558 BPM2275 143 74.7 22
Show 20467+1607 STF2727 AB 266 8.8 23
Show 20467+1607 FYM 18 AD 323 109.4 23
Show 20468+1602 BPM2264 222 107.2 24
Show 20463+1624 BPM2257 337 107.8 28
Show 20485+1545 BPM2272 333 103.7 32
Show 20503+1630 LDS1048 AB 151 13.7 34
Show 20503+1630 LDS1048 AC 213 1.6 34
Show 20462+1554 WSI 110 Aa,Ab 343 0.0 35
Show 20462+1554 STF2725 AB 12 6.2 35
Show 20505+1616 KPP4216 237 1.6 35
Show 20501+1556 BPM2278 296 68.3 35
Show 20506+1601 BPM2281 268 35.3 39
Show 20503+1649 TDT2571 258 0.8 47
Show 20514+1619 BPM2283 243 38.1 48
Show 20466+1532 J 3110 222 6.9 50
Show 20509+1544 BPM2282 160 54.6 52
Show 20457+1537 BPM2255 85 72.3 53
Show 20446+1605 BPM2245 198 112.1 53
Show 20446+1635 BPM2250 BC 332 117.2 53
Show 20500+1702 UC 4303 81 18.2 54
Show 20446+1635 BPM2248 AB 95 107.8 54
Show 20446+1635 BPM2249 AC 29 107.0 54
Show 20513+1647 J 3115 321 7.1 55
Show 20467+1523 BPM2263 265 53.6 56
Show 20446+1642 BPM2246 AB 16 90.0 57
Show 20446+1642 BPM2247 AC 173 116.0 57
Show 20477+1519 BPM2266 294 106.0 58
Show 20501+1707 HEI 183 25 0.5 59
Show 20508+1702 CVR 875 72 20.3 61
Show 20518+1545 GWP3007 163 8.1 62
Show 20462+1520 YR 27 AB 240 0.9 62
Show 20463+1715 GWP2995 257 8.3 65
Show 20437+1635 BPM2237 49 108.4 67
Show 20434+1604 HJ 1564 41 11.4 67
Show 20499+1718 CBL 88 104 43.4 68
Show 20456+1714 COU 425 327 0.7 69
Show 20509+1517 J 3113 111 4.8 71
Show 20522+1656 J 3116 AB 39 73.3 72
Show 20453+1715 GWP2993 104 11.1 72
Show 20522+1656 J 3116 BC 143 6.0 73
Show 20436+1537 J 3108 196 6.3 73
Show 20435+1540 GWP2990 291 26.5 76
Show 20479+1732 BRT1348 123 5.7 77
Show 20435+1657 STF2720 177 4.0 79
Show 20448+1512 BPM2253 241 75.8 80
Show 20500+1732 TDS1104 299 1.9 81

 
 
WDS 20481+1616 : COMPONENTS
 
 
  A
B pa=221.9°
sep=3.29"
 
 
20481+1616 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204805.53+161540.8 Mag 20.3 Spectral class DA (white dwarf)
PmRA -12.00 PmDE -21.0
 
 
20481+1616 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204805.38+161538.4 Mag 17.7 Spectral class M4e (red)
Calc delta mag 2.6 Calc coord yes