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Current system
19492+1922
GRV 284


Nearby doubles
15' : 19490+1909
AGC 11AB

22' : 19480+1936
TDT1764

24' : 19477+1913
TDT1759

24' : 19476+1917
HU 347

25' : 19508+1917
BAZ 12

27' : 19477+1938
TDT1758

28' : 19477+1905
TDT1760

32' : 19493+1852
J 3012AB

32' : 19487+1852
MCA 58

32' : 19481+1855
STJ 25

33' : 19494+1851
J 3013

33' : 19490+1955
J 2284

34' : 19490+1956
J 2283

34' : 19470+1911
HDS2812

35' : 19491+1956
J 2285AB

37' : 19485+1958
J 1865

39' : 19465+1924
J 1335

39' : 19498+1844
J 3014

41' : 19486+1844
J 3011AB

41' : 19485+1843
J 3009

42' : 19497+1842
J 3344

42' : 19486+1843
J 3010

48' : 19505+1839
TDT1795

48' : 19465+1859
J 3000AB

51' : 19484+1834
TDT1772

51' : 19522+1951
HU 351



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.

19492+1922 GRV 284

 
 
19h 49m 13.70s +19° 22' 58.1" P.A. 36.00 sep 52.5 mag 12.21,13.51
 
 
Coord 2000 19492+1922 Discov num GRV 284 Comp Coord arcsec 2000 19 49 13.70 +19 22 58.1
Date first 1950 Date last 2015 Obs 10
Pa first 37 Pa last 35.5 P.A. Now (θ) 35.5°
Sep first 52.1 Sep last 52.479 Sep. Now (ρ) 52.479"
Mag pri 12.21 Mag sec 13.51 delta mag (ΔM) 1.3 Spectral class
Pri motion ra +031 Sec motion ra +019
Pri motion dec -016 Sec motion dec -002
Notes
rPM=0.529
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagitta Gaia DR2 1824741392906273152
 
 
WDS 19492+1922 GRV 284 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Grv2004 Eu - Greaves, J. 2004MNRAS.355..585G
Grv2004 MNRAS 355, 585, 2004
Grv2005a Es - Greaves, J. ...................
Grv2005a +C Webb Soc., Double Star Circ. 13, 2005 (GRV 973 - 1147)
Grv2005a (Note: RA for all WDS designations inadvertently truncated to integer minute)
Grv2005b Pa - Greaves, J. ...................
Grv2005b private communication
Grv2005c C - Greaves, J. 2005JDSO....1...41G
Grv2005c JDSO 1, 41, 2005
Grv2006 - Greaves, J. ...................
Grv2006 private communication, 2006
Grv2006 (measures done using LSPM-north, see Vizier On-line Data Catalog I/298;
Grv2006 Lepine & Shara 2005)
Grv2006b Es - Greaves, J. ...................
Grv2006b private Communication, 2006
Grv2006b (Reduction of SDSS data. Calculated position is to J2000, but actual observation
Grv2006b epoch is unknown and proper motion may or may not have been applied.)
Grv2006c Ey - Greaves, J. ...................
Grv2006c private Communication, 2006
Grv2006c (Reduction of SPM3.3 data. Calculated position is to 1991.25, but actual
Grv2006c observation epoch is unknown and proper motion may or may not have been applied.)
Grv2008 Es - Greaves, J. ...................
Grv2008 Webb Soc., Double Star Circ. 16, 2008
Grv2011 C - Greaves, J. ...................
Grv2011 Webb Soc., Double Star Circ. 19, 2011
Grv2011 These carry a discovery designation of SPM and come from the SPM4 Catalog 2011AJ....142...15G
Grv2019a Hg u Greaves, J. 2019JDSO...15...59G
Grv2019a JDSO 15, 59, 2019
Grv2019b Hg u Greaves, J. 2019JDSO...15...77G
Grv2019b JDSO 15, 59, 2019
Grv2019c Hg u Greaves, J. ...................
Grv2019c private communication, 2019 (17 April 2019 email)
Grv2019d Hg - Greaves, J. .
Grv2019d private communication, 2019 (4 Nov 2019 email)
Grv2020a not - Greaves, J. .
Grv2020a private communication, 2020 (14 Mar 2020 email)
Grv2020b Hg j Greaves, J. .
Grv2020b Webb Soc., Double Star Circ. 28, 23, 2020
Grv2020c Hg j Greaves, J. .
Grv2020c Webb Soc., Double Star Circ. 28, 35, 2020
Grv2020d Hg j Greaves, J. .
Grv2020d Webb Soc., Double Star Circ. 28, 39, 2020
Grv2020e Hg u Greaves, J. 2020JDSO...16..317G
Grv2020e JDSO 16, 317, 2020
Grv2020f Hg Greaves, J. 2020JDSO...16..362G
Grv2020f JDSO 16, 362, 2020
Grv2020g Hg - Greaves, J. .
Grv2020g private communication, 2020 (29 Nov 2020 email)
Grv2020h Hg - Greaves, J. .
Grv2020h private communication, 2020 (10 Dec 2020 email)
Grv2020i Hg - Greaves, J. .
Grv2020i private communication, 2020 (12 Dec 2020 email)
Grv2020j Hg - Greaves, J. .
Grv2020j private communication, 2020 (21 Dec 2020 email)
Grv2021a not - Greaves, J. .
Grv2021a private communication, 2021 (18 Feb 2021 email)
Grv2021b not - Greaves, J. .
Grv2021b private communication, 2021 (23 Feb 2021 email)
Grv2021c Hg+ - Greaves, J., Rica Romero, F.M. & Otero, S. 2021JDSO...17..137G
Grv2021c +orb JDSO 17, 137, 2021
Grv2021d Hg - Greaves, J. .
Grv2021d private communication, 2021 (23 Aug 2021 email)
Grv2021e Hg - Greaves, J. .
Grv2021e private communication, 2021 (24 Aug 2021 email)
Grv2022 Hg j Greaves, J. .
Grv2022 Webb Soc., Double Star Circ. 30, 27, 2022
Grv2023a Hg - Greaves, J. .
Grv2023a private communication, 2023 (15 Feb 2023 email)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19492+1922 GRV 284 2000 2 36 52.5 11.80 13.30 D 194913.70+192258.1
19492+1922 GRV 284 2001 3 36 52.5 11.80 13.30 D 194913.70+192258.1
19492+1922 GRV 284 2010 5 35 52.5 12.21 13.51 194913.70+192258.1
19492+1922 GRV 284 2015 6 36 52.5 12.21 13.51 194913.70+192258.1

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

 
 
WDS 19492+1922 GRV 284 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19492+1922 GRV 284 : MEASURES
 
 
No records found.

 
 
WDS 19492+1922 : VIRTUAL EYEPIECE
 
 

19492+1922 GRV 284A mag 12.21 19492+1922 GRV 284B sep 51.5 P.A. 33.90 mag 13.51 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 19492+1922 : ALADIN DSS IMAGE @ 19h 49m 13.70s +19° 22' 58.1"
 
 
 
 
WDS 19492+1922 GRV 284 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19492+1922 GRV 284 distance=0' 19490+1909 AGC 11AB distance=15' 19490+1909 STF2585AB,C distance=15' 19490+1909 STF2585AB,D distance=15' 19480+1936 TDT1764 distance=22' 19477+1913 TDT1759 distance=24' 19476+1917 HU 347 distance=24' 19508+1917 BAZ 12 distance=25' 19477+1938 TDT1758 distance=27' 19477+1905 TDT1760 distance=28' 19493+1852 J 3012AB distance=32' 19493+1852 J 3012AC distance=32' 19487+1852 MCA 58 distance=32' 19481+1855 STJ 25 distance=32' 19494+1851 J 3013 distance=33' 19490+1955 J 2284 distance=33' 19490+1956 J 2283 distance=34' 19470+1911 HDS2812 distance=34' 19491+1956 J 2285AB distance=35' 19491+1956 FYM 262AC distance=35' 19485+1958 J 1865 distance=37' 19465+1924 J 1335 distance=39' 19498+1844 J 3014 distance=39' 19486+1844 FYM 277BE distance=41' 19486+1844 J 3011AB distance=41' 19486+1844 FYM 277AC distance=41' 19486+1844 FYM 277AD distance=41' 19486+1844 FYM 277CD distance=41' 19485+1843 J 3009 distance=41' 19497+1842 J 3344 distance=42' 19486+1843 J 3010 distance=42' 19505+1839 TDT1795 distance=48' 19465+1859 KPP 29BC distance=48' 19465+1859 J 3000AB distance=48' 19484+1834 TDT1772 distance=51' 19522+1951 HU 351 distance=51' 19477+1836 J 827 distance=53' 19492+1830 GRV 283 distance=53' 19516+2009 HU 350 distance=57' 19468+1839 OL 72 distance=57' 19474+1832 BLA 6 distance=58' 19527+1848 J 151 distance=59' 19528+1856 J 1177 distance=60' 19507+2018 TVB 5 distance=60' 19450+1902 J 1185 distance=64' 19448+1907 BAZ 10 distance=64' 19538+1948 J 3027 distance=66' 19445+1931 HJ 2894 distance=67' 19459+1832 OL 71 distance=67' 19444+1929 BAZ 9 distance=68' 19505+2030 J 3018 distance=68' 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 19492+1922 GRV 284 36 52.5
Show 19490+1909 AGC 11 AB 174 0.2 15
Show 19490+1909 STF2585 AB,C 311 8.3 15
Show 19490+1909 STF2585 AB,D 246 76.0 15
Show 19480+1936 TDT1764 260 0.7 22
Show 19477+1913 TDT1759 354 0.7 24
Show 19476+1917 HU 347 324 1.5 24
Show 19508+1917 BAZ 12 288 2.5 25
Show 19477+1938 TDT1758 230 0.4 27
Show 19477+1905 TDT1760 79 1.8 28
Show 19493+1852 J 3012 AB 272 6.6 32
Show 19493+1852 J 3012 AC 173 6.8 32
Show 19487+1852 MCA 58 100 0.4 32
Show 19481+1855 STJ 25 78 0.9 32
Show 19494+1851 J 3013 256 7.4 33
Show 19490+1955 J 2284 64 5.8 33
Show 19490+1956 J 2283 351 10.4 34
Show 19470+1911 HDS2812 8 0.2 34
Show 19491+1956 J 2285 AB 35 8.4 35
Show 19491+1956 FYM 262 AC 142 12.6 35
Show 19485+1958 J 1865 22 6.3 37
Show 19465+1924 J 1335 182 1.4 39
Show 19498+1844 J 3014 346 6.4 39
Show 19486+1844 FYM 277 BE 298 12.0 41
Show 19486+1844 J 3011 AB 305 10.0 41
Show 19486+1844 FYM 277 AC 253 19.0 41
Show 19486+1844 FYM 277 AD 268 19.0 41
Show 19486+1844 FYM 277 CD 346 3.0 41
Show 19485+1843 J 3009 124 6.6 41
Show 19497+1842 J 3344 301 9.8 42
Show 19486+1843 J 3010 313 5.5 42
Show 19505+1839 TDT1795 115 0.6 48
Show 19465+1859 KPP 29 BC 237 15.8 48
Show 19465+1859 J 3000 AB 56 4.4 48
Show 19484+1834 TDT1772 139 0.6 51
Show 19522+1951 HU 351 158 2.0 51
Show 19477+1836 J 827 35 3.2 53
Show 19492+1830 GRV 283 342 34.2 53
Show 19516+2009 HU 350 44 3.4 57
Show 19468+1839 OL 72 9 7.1 57
Show 19474+1832 BLA 6 242 0.1 58
Show 19527+1848 J 151 196 4.2 59
Show 19528+1856 J 1177 80 1.9 60
Show 19507+2018 TVB 5 239 9.3 60
Show 19450+1902 J 1185 100 5.2 64
Show 19448+1907 BAZ 10 56 3.3 64
Show 19538+1948 J 3027 358 5.4 66
Show 19445+1931 HJ 2894 319 10.1 67
Show 19459+1832 OL 71 182 4.9 67
Show 19444+1929 BAZ 9 161 1.1 68
Show 19505+2030 J 3018 164 6.9 68

 
 
WDS 19492+1922 : COMPONENTS
 
 
  A
B pa=33.9°
sep=51.49"
 
 
19492+1922 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 194913.70+192258.1 Mag 12.21 PmRA 31.00
PmDE -16.0
 
 
19492+1922 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 194915.73+192340.8 Mag 13.51 PmRA 19.00
PmDE -2.0 Calc delta mag 1.3 Calc coord yes