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Doubles in session


Current system
21373+4145
GRV 486


Nearby doubles
10' : 21380+4153
A 402

25' : 21395+4144
BU 449AB

25' : 21361+4206
TDT3050

28' : 21354+4128
GRV 480

38' : 21398+4211
TDT3094

39' : 21340+4156
J 3142

42' : 21365+4105
TDT3055

44' : 21409+4205
TDT3104

48' : 21336+4209
KPP4237

49' : 21330+4139
TDT3024

53' : 21412+4117
COU1977

53' : 21330+4127
TDT3025

55' : 21360+4237
ES 1457AB

58' : 21322+4155
TDT3016

60' : 21361+4048
TDT3051

62' : 21396+4049
MLB 29

67' : 21389+4249
J 1232

69' : 21362+4253
HO 463

69' : 21419+4058
MLB 30

70' : 21431+4122
COU1978

71' : 21424+4105
KUI 108AB

71' : 21426+4226
STF2820AB

73' : 21381+4258
ES 1458

73' : 21426+4103
BU 688AB

73' : 21422+4057
DAM 231

75' : 21331+4047
GRV 477



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.

21373+4145 GRV 486

 
 
21h 37m 20.52s +41° 45' 51.9" P.A. 348.00 sep 28.0 mag 11.96,13.91
 
 
Coord 2000 21373+4145 Discov num GRV 486 Comp Coord arcsec 2000 21 37 20.52 +41 45 51.9
Date first 2000 Date last 2015 Obs 7
Pa first 348 Pa last 347.8 P.A. Now (θ) 347.8°
Sep first 28.2 Sep last 28.02 Sep. Now (ρ) 28.02"
Mag pri 11.96 Mag sec 13.91 delta mag (ΔM) 1.95 Spectral class
Pri motion ra -009 Sec motion ra -014
Pri motion dec -010 Sec motion dec -010
Notes
rPM=0.291 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1966720332924782848
 
 
WDS 21373+4145 GRV 486 : 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
21373+4145 GRV 486 2000 2 348 28.2 11.50 13.70 D 213720.52+414551.9
21373+4145 GRV 486 2002 3 348 28.1 11.50 13.70 D 213720.52+414551.9
21373+4145 GRV 486 2010 3 348 28.1 11.96 13.91 213720.52+414551.9
21373+4145 GRV 486 2015 4 348 28.0 11.96 13.91 213720.52+414551.9

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

 
 
WDS 21373+4145 GRV 486 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21373+4145 GRV 486 : MEASURES
 
 
No records found.

 
 
WDS 21373+4145 : VIRTUAL EYEPIECE
 
 

21373+4145 GRV 486A mag 11.96 21373+4145 GRV 486B sep 27.7 P.A. 350.80 mag 13.91 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21373+4145 : ALADIN DSS IMAGE @ 21h 37m 20.52s +41° 45' 51.9"
 
 
 
 
WDS 21373+4145 GRV 486 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21373+4145 GRV 486 distance=0' 21380+4153 A 402 distance=10' 21395+4144 BU 449AB distance=25' 21395+4144 STT 447AC distance=25' 21395+4144 BU 449AD distance=25' 21395+4144 STT 447AE distance=25' 21395+4144 ABH 148AH distance=25' 21395+4144 ABH 148AI distance=25' 21395+4144 ABH 148AJ distance=25' 21395+4144 ABH 148AK distance=25' 21395+4144 ABH 148AG distance=25' 21395+4144 FOX 262EF distance=25' 21361+4206 TDT3050 distance=25' 21354+4128 GRV 480 distance=28' 21398+4211 TDT3094 distance=38' 21340+4156 J 3142 distance=39' 21365+4105 TDT3055 distance=42' 21409+4205 TDT3104 distance=44' 21336+4209 KPP4237 distance=48' 21330+4139 TDT3024 distance=49' 21412+4117 COU1977 distance=53' 21330+4127 TDT3025 distance=53' 21360+4237 ES 1457AB distance=55' 21322+4155 TDT3016 distance=58' 21361+4048 TDT3051 distance=60' 21396+4049 MLB 29 distance=62' 21389+4249 J 1232 distance=67' 21362+4253 HO 463 distance=69' 21419+4058 MLB 30 distance=69' 21431+4122 COU1978 distance=70' 21424+4105 KUI 108AB distance=71' 21424+4105 ARY 129AB,C distance=71' 21426+4226 BU 1505BC distance=71' 21426+4226 STF2820AB distance=71' 21426+4226 BU 1505AC distance=71' 21381+4258 ES 1458 distance=73' 21426+4103 BU 688AB distance=73' 21426+4103 FOX9036AB,D distance=73' 21426+4103 BU 688AB,C distance=73' 21422+4057 DAM 231 distance=73' 21331+4047 GRV 477 distance=75' 21416+4048 S 796AB distance=75' 21416+4048 S 796AC distance=75' 21416+4048 FYM 112AD distance=75' 21416+4048 FYM 112AE distance=75' 21416+4048 FYM 112AF distance=75' 21355+4300 ES 1456 distance=76' 21365+4304 COU2233 distance=79' 21306+4213 STT 441AB distance=80' 21306+4213 FYM 336AC distance=80' 21306+4213 FYM 336AD distance=80' 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 21373+4145 GRV 486 348 28.0
Show 21380+4153 A 402 47 0.8 10
Show 21395+4144 BU 449 AB 14 6.0 25
Show 21395+4144 STT 447 AC 176 14.0 25
Show 21395+4144 BU 449 AD 248 18.9 25
Show 21395+4144 STT 447 AE 43 29.1 25
Show 21395+4144 ABH 148 AH 263 74.4 25
Show 21395+4144 ABH 148 AI 271 92.9 25
Show 21395+4144 ABH 148 AJ 95 71.2 25
Show 21395+4144 ABH 148 AK 49 74.7 25
Show 21395+4144 ABH 148 AG 337 33.8 25
Show 21395+4144 FOX 262 EF 46 41.7 25
Show 21361+4206 TDT3050 310 0.7 25
Show 21354+4128 GRV 480 17 15.1 28
Show 21398+4211 TDT3094 229 2.9 38
Show 21340+4156 J 3142 57 5.8 39
Show 21365+4105 TDT3055 247 0.5 42
Show 21409+4205 TDT3104 233 2.2 44
Show 21336+4209 KPP4237 146 25.1 48
Show 21330+4139 TDT3024 316 0.5 49
Show 21412+4117 COU1977 97 1.2 53
Show 21330+4127 TDT3025 55 0.5 53
Show 21360+4237 ES 1457 AB 77 3.7 55
Show 21322+4155 TDT3016 356 0.6 58
Show 21361+4048 TDT3051 275 0.6 60
Show 21396+4049 MLB 29 340 6.8 62
Show 21389+4249 J 1232 204 2.7 67
Show 21362+4253 HO 463 180 0.5 69
Show 21419+4058 MLB 30 228 9.1 69
Show 21431+4122 COU1978 87 0.2 70
Show 21424+4105 KUI 108 AB 14 0.2 71
Show 21424+4105 ARY 129 AB,C 132 145.5 71
Show 21426+4226 BU 1505 BC 177 21.4 71
Show 21426+4226 STF2820 AB 230 16.0 71
Show 21426+4226 BU 1505 AC 200 33.6 71
Show 21381+4258 ES 1458 187 2.9 73
Show 21426+4103 BU 688 AB 198 0.4 73
Show 21426+4103 FOX9036 AB,D 306 46.7 73
Show 21426+4103 BU 688 AB,C 30 27.0 73
Show 21422+4057 DAM 231 292 8.9 73
Show 21331+4047 GRV 477 316 21.5 75
Show 21416+4048 S 796 AB 233 58.2 75
Show 21416+4048 S 796 AC 282 132.4 75
Show 21416+4048 FYM 112 AD 163 70.0 75
Show 21416+4048 FYM 112 AE 143 73.8 75
Show 21416+4048 FYM 112 AF 305 55.0 75
Show 21355+4300 ES 1456 137 3.5 76
Show 21365+4304 COU2233 121 0.1 79
Show 21306+4213 STT 441 AB 328 6.1 80
Show 21306+4213 FYM 336 AC 123 9.5 80
Show 21306+4213 FYM 336 AD 280 19.4 80

 
 
WDS 21373+4145 : COMPONENTS
 
 
  A
B pa=350.8°
sep=27.74"
 
 
21373+4145 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 213720.52+414551.9 Mag 11.96 PmRA -9.00
PmDE -10.0
 
 
21373+4145 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 213720.13+414619.3 Mag 13.91 PmRA -14.00
PmDE -10.0 Calc delta mag 1.95 Calc coord yes