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Doubles in session


Current system
21095+2047
GRV 426


Nearby doubles
11' : 21102+2045
RAO 25

18' : 21093+2029
J 575

28' : 21085+2025
J 574

51' : 21062+2106
TDT2748

52' : 21105+1958
STF2767

53' : 21093+2140
UC 4391

54' : 21133+2041
BRT2493

60' : 21091+2146
GIC9023

60' : 21059+2118
A 178

63' : 21091+2149
BRT2491

64' : 21115+2144
COU 227

64' : 21138+2025
TDT2838

67' : 21132+2006
LDS4870

68' : 21057+2129
TDT2741

69' : 21046+2053
AG 269

72' : 21121+1946
TDT2820

75' : 21147+2034
TDT2853

76' : 21082+2201
UC 4386

86' : 21058+1939
J 2702

89' : 21138+1942
GWP3047

94' : 21146+2147
KPP2406

94' : 21052+1936
HDS3005

95' : 21082+2220
KPP4224

96' : 21057+2207
BRT2490

96' : 21157+2128
RAO 450

98' : 21123+1919
TDT2825



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.

21095+2047 GRV 426

 
 
21h 09m 30.67s +20° 47' 13.3" P.A. 129.00 sep 37.4 mag 11.88,12.92
 
 
Coord 2000 21095+2047 Discov num GRV 426 Comp Coord arcsec 2000 21 09 30.67 +20 47 13.3
Date first 1894 Date last 2015 Obs 8
Pa first 130 Pa last 128.7 P.A. Now (θ) 128.7°
Sep first 37.0 Sep last 37.432 Sep. Now (ρ) 37.432"
Mag pri 11.88 Mag sec 12.92 delta mag (ΔM) 1.04 Spectral class
Pri motion ra +010 Sec motion ra +014
Pri motion dec +013 Sec motion dec +013
Notes
rPM=0.209 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Tycho2 1661-00128-1 Gaia DR2 1789956414068791552
 
 
WDS 21095+2047 GRV 426 : 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
21095+2047 GRV 426 2000 3 129 37.3 11.60 12.60 D 210930.67+204713.3
21095+2047 GRV 426 2001 4 129 37.3 11.60 12.60 D 210930.67+204713.3
21095+2047 GRV 426 2010 4 129 37.4 11.88 12.92 210930.67+204713.3
21095+2047 GRV 426 2015 5 129 37.4 11.88 12.92 210930.67+204713.3

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

 
 
WDS 21095+2047 GRV 426 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21095+2047 GRV 426 : MEASURES
 
 
No records found.

 
 
WDS 21095+2047 : VIRTUAL EYEPIECE
 
 

21095+2047 GRV 426A mag 11.88 21095+2047 GRV 426B sep 36.0 P.A. 130.60 mag 12.92 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 21095+2047 : ALADIN DSS IMAGE @ 21h 09m 30.67s +20° 47' 13.3"
 
 
 
 
WDS 21095+2047 GRV 426 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21095+2047 GRV 426 distance=0' 21102+2045 RAO 25 distance=11' 21093+2029 J 575 distance=18' 21085+2025 J 574 distance=28' 21062+2106 TDT2748 distance=51' 21105+1958 STF2767 distance=52' 21093+2140 UC 4391 distance=53' 21133+2041 BRT2493 distance=54' 21091+2146 GIC9023 distance=60' 21059+2118 A 178 distance=60' 21091+2149 BRT2491 distance=63' 21115+2144 COU 227 distance=64' 21138+2025 TDT2838 distance=64' 21132+2006 LDS4870 distance=67' 21057+2129 TDT2741 distance=68' 21046+2053 AG 269 distance=69' 21121+1946 TDT2820 distance=72' 21147+2034 TDT2853 distance=75' 21082+2201 UC 4386 distance=76' 21058+1939 J 2702 distance=86' 21138+1942 GWP3047 distance=89' 21146+2147 KPP2406 distance=94' 21052+1936 HDS3005 distance=94' 21082+2220 KPP4224 distance=95' 21057+2207 BRT2490 distance=96' 21157+2128 RAO 450 distance=96' 21123+1919 TDT2825 distance=98' 21117+2220 BRT2492AB distance=98' 21117+2220 FYM 291BC distance=98' 21107+1909 J 2339 distance=99' 21161+2011 SLW1234 distance=99' 21105+2227 STF2769AB distance=102' 21105+2227 FYM 289AD distance=102' 21105+2227 SHY 793BC distance=102' 21091+1906 COU 329 distance=102' 21162+2128 SLW1235 distance=102' 21023+2037 HDS2998 distance=103' 21132+1915 GWP3045 distance=106' 21174+2053 KUI 106 distance=111' 21081+1857 J 3125 distance=111' 21026+2141 BU 69AB distance=111' 21026+2141 BU 69AC distance=111' 21026+2141 HO 599CD distance=112' 21169+2129 TDS1122 distance=112' 21065+2232 AZC 110AB distance=113' 21030+2155 BRT2488 distance=114' 21014+2043 JNN 289 distance=114' 21079+1851 HO 150 distance=121' 21174+2135 COU 228 distance=121' 21008+2057 A 176 distance=123' 21164+2206 AZC 111 distance=125' 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 21095+2047 GRV 426 129 37.4
Show 21102+2045 RAO 25 211 3.2 11
Show 21093+2029 J 575 181 10.9 18
Show 21085+2025 J 574 47 3.1 28
Show 21062+2106 TDT2748 44 1.3 51
Show 21105+1958 STF2767 28 2.5 52
Show 21093+2140 UC 4391 144 54.8 53
Show 21133+2041 BRT2493 316 4.3 54
Show 21091+2146 GIC9023 166 1.1 60
Show 21059+2118 A 178 64 1.0 60
Show 21091+2149 BRT2491 306 3.3 63
Show 21115+2144 COU 227 122 0.5 64
Show 21138+2025 TDT2838 20 0.5 64
Show 21132+2006 LDS4870 32 369.6 67
Show 21057+2129 TDT2741 289 0.7 68
Show 21046+2053 AG 269 172 8.4 69
Show 21121+1946 TDT2820 107 0.7 72
Show 21147+2034 TDT2853 221 1.7 75
Show 21082+2201 UC 4386 123 33.5 76
Show 21058+1939 J 2702 178 5.4 86
Show 21138+1942 GWP3047 184 7.7 89
Show 21146+2147 KPP2406 36 20.8 94
Show 21052+1936 HDS3005 14 0.3 94
Show 21082+2220 KPP4224 246 2.0 95
Show 21057+2207 BRT2490 252 3.1 96
Show 21157+2128 RAO 450 14 3.0 96
Show 21123+1919 TDT2825 299 0.4 98
Show 21117+2220 BRT2492 AB 338 5.0 98
Show 21117+2220 FYM 291 BC 336 15.7 98
Show 21107+1909 J 2339 249 7.2 99
Show 21161+2011 SLW1234 135 83.9 99
Show 21105+2227 STF2769 AB 301 18.1 102
Show 21105+2227 FYM 289 AD 78 16.2 102
Show 21105+2227 SHY 793 BC 262 999.9 102
Show 21091+1906 COU 329 99 0.6 102
Show 21162+2128 SLW1235 134 10.4 102
Show 21023+2037 HDS2998 130 0.1 103
Show 21132+1915 GWP3045 147 18.4 106
Show 21174+2053 KUI 106 341 4.4 111
Show 21081+1857 J 3125 259 4.7 111
Show 21026+2141 BU 69 AB 6 0.4 111
Show 21026+2141 BU 69 AC 241 74.6 111
Show 21026+2141 HO 599 CD 174 18.0 112
Show 21169+2129 TDS1122 248 1.4 112
Show 21065+2232 AZC 110 AB 135 49.6 113
Show 21030+2155 BRT2488 118 2.8 114
Show 21014+2043 JNN 289 25 0.4 114
Show 21079+1851 HO 150 136 3.0 121
Show 21174+2135 COU 228 47 0.7 121
Show 21008+2057 A 176 175 0.3 123
Show 21164+2206 AZC 111 33 9.6 125

 
 
WDS 21095+2047 : COMPONENTS
 
 
  A
B pa=130.6°
sep=35.97"
 
 
21095+2047 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 210930.67+204713.3 Mag 11.88 PmRA 10.00
PmDE 13.0 Tycho2 1661-00128-1
Tycho2
Tycho2 1661-00128-1 Pflag RAmdeg 317.37778962 DEmdeg 20.78702231
PmRA 12.3 PmDE 13.5 E RAmdeg 69 E DEmdeg 64
E pmRA 1.7 E pmDE 1.6 EpRAm 1969.65 EpDEm 1972.38
Num 3 Q RAmdeg 0.1 Q DEmdeg 0.3 Q pmRA 0.1
Q pmDE 0.3 BTmag 12.176 E BTmag 0.137 VTmag 12.068
E VTmag 0.170 Prox 999 TYC HIP
CCDM RAdeg 317.37775889 DEdeg 20.78699111 EpRA 1990 1.63
EpDE 1990 1.64 E RAdeg 78.4 E DEdeg 71.2 Posflg
Corr -0.2
 
 
21095+2047 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 210932.62+204649.9 Mag 12.92 PmRA 14.00
PmDE 13.0 Calc delta mag 1.04 Calc coord yes