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Doubles in session


Current system
20188+1530
CHE 299 AC


Nearby doubles
4' : 20190+1530
BKO 563

5' : 20190+1526
BPM2104

7' : 20189+1524
CHE 302

10' : 20194+1534
TOB 310

11' : 20190+1540
BPM2103

11' : 20195+1533
HDS2905

12' : 20183+1539
CHE 293

13' : 20185+1519
BPM2100

13' : 20180+1526
CHE 286

15' : 20192+1517
BPM2107

15' : 20197+1522
A 1673

15' : 20178+1530
CHE 280

16' : 20181+1519
CHE 290

16' : 20189+1546
CHE 301

17' : 20179+1520
SMA 116

18' : 20180+1543
CHE 285

19' : 20186+1548
CHE 295

19' : 20177+1539
CHE 278

19' : 20178+1520
CHE 281

19' : 20180+1544
CHE 284

21' : 20187+1551
CHE 297AB

21' : 20182+1511
A 1670

21' : 20201+1540
GWP2939

22' : 20174+1522
CHE 276

22' : 20203+1525
BPM2117

23' : 20183+1509
CHE 294AB



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.

20188+1530 CHE 299 AC

 
 
20h 18m 49.47s +15° 29' 55.3" P.A. 329.00 sep 37.6 mag 12.25,13.45
 
 
Coord 2000 20188+1530 Discov num CHE 299 Comp AC Coord arcsec 2000 20 18 49.47 +15 29 55.3
Date first 1910 Date last 2019 Obs 11
Pa first 330 Pa last 329.3 P.A. Now (θ) 329.3°
Sep first 38.1 Sep last 37.6 Sep. Now (ρ) 37.6"
Mag pri 12.25 Mag sec 13.45 delta mag (ΔM) 1.2 Spectral class
Pri motion ra +012 Sec motion ra +005
Pri motion dec +009 Sec motion dec +002
Notes
rPM=0.66
Nature of this double is uncertain.
 
 
20188+1530 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 18 49 +15 29 55 TOB 319 AB 2019 10 65 14.9 12.25 13.10 0.85
Show 20 18 49 +15 29 55 CHE 299 AC 2019 11 329 37.6 12.25 13.45 1.20 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Tycho2 1631-00689-1 Gaia DR2 1808375639020707328
 
 
WDS 20188+1530 CHE 299 AC : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Che1908 Pa - Chevalier, Stanislas .
Che1908 Shanghai Obs. Zo-Se 4, 60, 1908 (corrections described in Bko2011c and Hrt2012b)
Che1909 Pa - Chevalier, Stanislas .
Che1909 Shanghai Obs. Zo-Se 5, 86, 1909 (corrections are described in Hrt2012b)
Che1910 Ma j Chevalier, Stanislas & Tsang Ziang-seng .
Che1910 +Pa Shanghai Obs. Zo-Se 6, O5, 1910 (corrections are described in Hrt2012b)
Che1911 Ma - Chevalier, Stanislas .
Che1911 +Pa Shanghai Obs. Zo-Se 7, B1, 1911 (corrections are described in Hrt2012b)
Che1925 Pa - Chevalier, Stanislas 1925JO......8...65G
Che1925 J. Obs. 8, 65, 1925
Tob2000 Mb u Tobal, T. 2000O&T....52...67T
Tob2000 Obs. et Travaux 52, 67, 2000
Tob2003 M+ j Tobal, T. ...................
Tob2003 +Pa OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003
Tob2003 +Z
Tob2005a Pu j Tobal, T. ...................
Tob2005a Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 1, 2004)
Tob2005b Pu j Tobal, T. ...................
Tob2005b Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 2, 2004)
Tob2005c Pu j Tobal, T. ...................
Tob2005c Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 3, 2004)
Tob2005d Pp j Tobal, T. ...................
Tob2005d Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 4, 2004)
Tob2005e Pp j Tobal, T. ...................
Tob2005e Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 5, 2004)
Tob2005f Pp j Tobal, T. ...................
Tob2005f Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 6, 2004)
Tob2005g Pp j Tobal, T. ...................
Tob2005g Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 7, 2004)
Tob2005h Pu j Tobal, T. ...................
Tob2005h Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 8, 2005)
Tob2005i Pp j Tobal, T. ...................
Tob2005i Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 9, 2005)
Tob2005j Pp j Tobal, T. & Martin, I.T. ...................
Tob2005j Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 10, 2005)
Tob2006a Pp j Tobal, T. ...................
Tob2006a Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 11, 2006)
Tob2006b Pp j Tobal, T. ...................
Tob2006b Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 12, 2006)
Tob2006c Pa j Tobal, T. ...................
Tob2006c Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 13, 2006)
Tob2006d Pa j Tobal, T. ...................
Tob2006d Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 14, 2006)
Tob2007a Pu j Tobal, T. ...................
Tob2007a Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 15, 2007)
Tob2007b Pa j Tobal, T. ...................
Tob2007b Webb Soc., Double Star Circ. 16, 2008 (also OAG General Cat. Suppl. 20, 2007)
Tob2008 Pa j Tobal, T. ...................
Tob2008 OAG General Cat. Suppl. 21, 2008
Tob2009 Pa j Tobal, T. ...................
Tob2009 Webb Soc., Double Star Circ. 18, 2010 (also OAG General Cat. Suppl. 23, 2009)
Tob2012a Pa j Tobal, T. ...................
Tob2012a GWP Catalog, part I (equatorial zone), OAG CPMWP Survey (2012)
Tob2012b not - Tobal, T. ...................
Tob2012b private communication, 2012
Tob2012c Pa j Tobal, T. ...................
Tob2012c Webb Soc., Double Star Circ. 20, 2012 (also OAG General Cat. Suppl. 26, 2010)
Tob2016 Pa j Tobal, T. ...................
Tob2016 GWP Catalog, part II (equatorial zone), OAG CPMWP Survey (2016)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20188+1530 CHE 299 AC 1910 1 330 38.1 9.93 10.27 201849.41+152954.2
20188+1530 CHE 299 AC 2008 2 329 37.2 9.93 10.27 201849.41+152954.2
20188+1530 CHE 299 AC 2015 6 329 37.1 12.25 13.45 201849.47+152955.3
20188+1530 CHE 299 AC 2019 11 329 37.6 12.25 13.45 201849.47+152955.3

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

 
 
WDS 20188+1530 CHE 299 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20188+1530 CHE 299 AC : MEASURES
 
 
No records found.

 
 
WDS 20188+1530 : VIRTUAL EYEPIECE
 
 

20188+1530 TOB 319A mag 12.25 20188+1530 TOB 319B sep 14.5 P.A. 63.90 mag 13.1 20188+1530 CHE 299C sep 37.2 P.A. 330.20 mag 13.45 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 20188+1530 : ALADIN DSS IMAGE @ 20h 18m 49.47s +15° 29' 55.3"
 
 
 
 
WDS 20188+1530 CHE 299 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20188+1530 CHE 299AC distance=0' 20190+1530 BKO 563 distance=4' 20190+1526 BPM2104 distance=5' 20189+1524 CHE 302 distance=7' 20194+1534 TOB 310 distance=10' 20190+1540 BPM2103 distance=11' 20195+1533 HDS2905 distance=11' 20183+1539 CHE 293 distance=12' 20185+1519 BPM2100 distance=13' 20180+1526 CHE 286 distance=13' 20192+1517 BPM2107 distance=15' 20197+1522 A 1673 distance=15' 20178+1530 CHE 280 distance=15' 20181+1519 CHE 290 distance=16' 20189+1546 CHE 301 distance=16' 20179+1520 SMA 116 distance=17' 20180+1543 CHE 285 distance=18' 20186+1548 CHE 295 distance=19' 20177+1539 CHE 278 distance=19' 20178+1520 CHE 281 distance=19' 20180+1544 CHE 284 distance=19' 20187+1551 CHE 297AB distance=21' 20187+1551 CHE 298AC distance=21' 20182+1511 A 1670 distance=21' 20187+1551 CHE 298BC distance=21' 20201+1540 GWP2939 distance=21' 20174+1522 CHE 276 distance=22' 20203+1525 BPM2117 distance=22' 20183+1509 CHE 294AB distance=23' 20183+1509 CHE 294AC distance=23' 20183+1508 BPM2098 distance=24' 20181+1552 CHE 289 distance=25' 20194+1507 BPM2110 distance=25' 20198+1550 STE 2 distance=26' 20179+1508 A 1669 distance=26' 20171+1536 CHE 272 distance=26' 20197+1507 BPM2113 distance=27' 20181+1555 J 553 distance=27' 20179+1553 CHE 283 distance=27' 20170+1538 CHE 269 distance=28' 20183+1556 CHE 292 distance=28' 20172+1515 CHE 274AB distance=28' 20172+1515 DAM 360AC distance=28' 20182+1504 BPM2097 distance=28' 20206+1519 BPM2122 distance=29' 20168+1523 CHE 267 distance=30' 20186+1600 BPM2102 distance=30' 20196+1502 BPM2112 distance=30' 20177+1504 BPM2091 distance=31' 20180+1501 CHE 287 distance=32' 20168+1543 CHE 266 distance=32' 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 20188+1530 TOB 319 AB 65 14.9
Show 20188+1530 CHE 299 AC 329 37.6
Show 20190+1530 BKO 563 147 9.2 4
Show 20190+1526 BPM2104 293 93.0 5
Show 20189+1524 CHE 302 129 23.7 7
Show 20194+1534 TOB 310 239 16.3 10
Show 20190+1540 BPM2103 173 15.0 11
Show 20195+1533 HDS2905 116 0.3 11
Show 20183+1539 CHE 293 354 24.8 12
Show 20185+1519 BPM2100 115 114.5 13
Show 20180+1526 CHE 286 92 25.9 13
Show 20192+1517 BPM2107 264 67.4 15
Show 20197+1522 A 1673 55 1.0 15
Show 20178+1530 CHE 280 230 27.7 15
Show 20181+1519 CHE 290 153 10.2 16
Show 20189+1546 CHE 301 296 28.1 16
Show 20179+1520 SMA 116 159 9.7 17
Show 20180+1543 CHE 285 17 7.1 18
Show 20186+1548 CHE 295 260 13.6 19
Show 20177+1539 CHE 278 89 10.5 19
Show 20178+1520 CHE 281 316 17.7 19
Show 20180+1544 CHE 284 339 30.4 19
Show 20187+1551 CHE 297 AB 6 35.1 21
Show 20187+1551 CHE 298 AC 318 16.9 21
Show 20182+1511 A 1670 216 0.4 21
Show 20187+1551 CHE 298 BC 213 27.0 21
Show 20201+1540 GWP2939 40 24.7 21
Show 20174+1522 CHE 276 261 18.0 22
Show 20203+1525 BPM2117 49 101.6 22
Show 20183+1509 CHE 294 AB 358 16.0 23
Show 20183+1509 CHE 294 AC 238 13.9 23
Show 20183+1508 BPM2098 80 119.1 24
Show 20181+1552 CHE 289 39 32.5 25
Show 20194+1507 BPM2110 256 78.9 25
Show 20198+1550 STE 2 164 8.1 26
Show 20179+1508 A 1669 247 3.1 26
Show 20171+1536 CHE 272 104 17.4 26
Show 20197+1507 BPM2113 3 78.8 27
Show 20181+1555 J 553 20 3.7 27
Show 20179+1553 CHE 283 80 24.5 27
Show 20170+1538 CHE 269 285 26.9 28
Show 20183+1556 CHE 292 181 15.7 28
Show 20172+1515 CHE 274 AB 148 27.5 28
Show 20172+1515 DAM 360 AC 21 5.9 28
Show 20182+1504 BPM2097 355 46.9 28
Show 20206+1519 BPM2122 117 119.3 29
Show 20168+1523 CHE 267 18 36.5 30
Show 20186+1600 BPM2102 47 72.1 30
Show 20196+1502 BPM2112 85 109.1 30
Show 20177+1504 BPM2091 71 77.9 31
Show 20180+1501 CHE 287 134 27.4 32

 
 
WDS 20188+1530 : COMPONENTS
 
 
  A B
B pa=63.9°
sep=14.46"
 
C pa=330.2°
sep=37.25"
pa=309.5°
sep=40.80"
 
 
20188+1530 A
 
 
Coord arcsec 2000 201849.47+152955.3 Mag 12.25 PmRA 12.00 PmDE 9.0
Tycho2 1631-00689-1
Tycho2
Tycho2 1631-00689-1 Pflag RAmdeg 304.70615272 DEmdeg 15.49871129
PmRA 5.9 PmDE 4.9 E RAmdeg 97 E DEmdeg 94
E pmRA 2.3 E pmDE 2.2 EpRAm 1960.11 EpDEm 1958.90
Num 3 Q RAmdeg 0.6 Q DEmdeg 0.8 Q pmRA 0.6
Q pmDE 0.8 BTmag 12.161 E BTmag 0.167 VTmag 12.484
E VTmag 0.271 Prox 999 TYC HIP
CCDM RAdeg 304.70613806 DEdeg 15.49869972 EpRA 1990 1.64
EpDE 1990 1.53 E RAdeg 121.4 E DEdeg 119.2 Posflg
Corr 0.0
 
 
20188+1530 B
 
 
Coord arcsec 2000 201850.37+153001.7 Mag 13.1 PmRA 3.00 PmDE -1.0
Calc delta mag 0.85 Calc coord yes
 
 
20188+1530 C
 
 
Coord arcsec 2000 201848.19+153027.6 Mag 13.45 PmRA 5.00 PmDE 2.0
Calc delta mag 1.2 Calc coord yes