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Current system
21532+4324
GRV 517


Nearby doubles
12' : 21525+4332
TDT3212

15' : 21531+4339
TDT3215

18' : 21521+4313
TDT3204

21' : 21541+4307
POP 184

23' : 21548+4310
TDT3234

29' : 21539+4256
ES 1461

41' : 21545+4403
A 620

42' : 21545+4405
TDT3229

44' : 21550+4404
BRT1153

46' : 21502+4356
TDS1148

46' : 21492+4326
PKO 17

48' : 21490+4323
PKO 16

49' : 21490+4316
BRT1152

49' : 21489+4321
TDT3171

51' : 21556+4241
KPP4258

54' : 21553+4413
BRT1154AB

54' : 21489+4349
TDT3170

57' : 21490+4254
TDT3172

57' : 21577+4356
J 3155AB

60' : 21487+4357
GRV 509

60' : 21552+4229
TDT3241

60' : 21509+4419
HJ 1700

63' : 21491+4242
ARG 95

66' : 21519+4221
HO 172AB

67' : 21513+4428
TDT3195

69' : 21594+4310
KPP4260



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.

21532+4324 GRV 517

 
 
21h 53m 17.35s +43° 24' 47.7" P.A. 212.00 sep 45.9 mag 10.59,10.76
 
 
Coord 2000 21532+4324 Discov num GRV 517 Comp Coord arcsec 2000 21 53 17.35 +43 24 47.7
Date first 1895 Date last 2015 Obs 13
Pa first 213 Pa last 211.7 P.A. Now (θ) 211.7°
Sep first 45.9 Sep last 45.9 Sep. Now (ρ) 45.9"
Mag pri 10.59 Mag sec 10.76 delta mag (ΔM) 0.17 Spectral class
Pri motion ra -009 Sec motion ra -010
Pri motion dec -019 Sec motion dec -019
Notes N T (See Notes, Parallax indicates physical)
rPM=0.047 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3197-02192-1 Gaia DR2 1961127598310368128
 
 
WDS 21532+4324 GRV 517 : NOTES
 
 
discov_num notes refcode
GRV 517 B component is +42 4236.
 
 
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
21532+4324 GRV 517 2000 7 212 45.8 10.59 10.76 D 215317.35+432447.7
21532+4324 GRV 517 2010 8 212 45.9 10.59 10.76 N D 215317.35+432447.7
21532+4324 GRV 517 2015 10 212 45.9 10.59 10.76 N 215317.35+432447.7

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

 
 
WDS 21532+4324 GRV 517 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21532+4324 GRV 517 : MEASURES
 
 
No records found.

 
 
WDS 21532+4324 : VIRTUAL EYEPIECE
 
 

21532+4324 GRV 517A mag 10.59 21532+4324 GRV 517B sep 42.8 P.A. 204.20 mag 10.76 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 21532+4324 : ALADIN DSS IMAGE @ 21h 53m 17.35s +43° 24' 47.7"
 
 
 
 
WDS 21532+4324 GRV 517 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21532+4324 GRV 517 distance=0' 21525+4332 TDT3212 distance=12' 21531+4339 TDT3215 distance=15' 21521+4313 TDT3204 distance=18' 21541+4307 POP 184 distance=21' 21548+4310 TDT3234 distance=23' 21539+4256 ES 1461 distance=29' 21545+4403 A 620 distance=41' 21545+4405 TDT3229 distance=42' 21550+4404 BRT1153 distance=44' 21502+4356 TDS1148 distance=46' 21492+4326 PKO 17 distance=46' 21490+4323 PKO 16 distance=48' 21490+4316 BRT1152 distance=49' 21489+4321 TDT3171 distance=49' 21556+4241 KPP4258 distance=51' 21553+4413 BRT1154AB distance=54' 21553+4413 WSI 34AC distance=54' 21489+4349 TDT3170 distance=54' 21490+4254 TDT3172 distance=57' 21577+4356 J 3155AB distance=57' 21577+4356 J 3155AC distance=57' 21577+4356 BTG 9AD distance=57' 21577+4356 MAY9004AE distance=57' 21487+4357 GRV 509 distance=60' 21552+4229 TDT3241 distance=60' 21509+4419 HJ 1700 distance=60' 21491+4242 ARG 95 distance=63' 21519+4221 JOD 22BF distance=66' 21519+4221 HO 172AB distance=66' 21519+4221 HO 172AC distance=66' 21519+4221 HO 172AD distance=66' 21519+4221 FYM 113AE distance=66' 21513+4428 TDT3195 distance=67' 21594+4310 KPP4260 distance=69' 21590+4357 TDT3274 distance=70' 21474+4256 A 405 distance=71' 21519+4441 TDT3200 distance=78' 21511+4209 COU1822AB distance=80' 21584+4423 LYS 11 distance=80' 21582+4428 SMA 154 distance=83' 21462+4254 COU1979 distance=84' 22005+4355 SMA 159 distance=84' 22009+4338 HO 175AB distance=85' 22009+4338 HO 175AC distance=85' 21462+4239 ES 1460AB distance=88' 21462+4239 ES 1460AC distance=88' 21583+4216 TDT3265 distance=89' 22006+4406 LYS 13 distance=90' 22008+4405 TDT3290 distance=91' 21454+4258 ES 1459 distance=91' 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 21532+4324 GRV 517 212 45.9
Show 21525+4332 TDT3212 39 1.7 12
Show 21531+4339 TDT3215 110 0.8 15
Show 21521+4313 TDT3204 30 0.9 18
Show 21541+4307 POP 184 241 11.6 21
Show 21548+4310 TDT3234 343 2.0 23
Show 21539+4256 ES 1461 352 6.1 29
Show 21545+4403 A 620 285 0.4 41
Show 21545+4405 TDT3229 324 0.5 42
Show 21550+4404 BRT1153 66 4.8 44
Show 21502+4356 TDS1148 97 1.1 46
Show 21492+4326 PKO 17 149 13.6 46
Show 21490+4323 PKO 16 96 5.9 48
Show 21490+4316 BRT1152 231 6.7 49
Show 21489+4321 TDT3171 286 0.5 49
Show 21556+4241 KPP4258 257 28.6 51
Show 21553+4413 BRT1154 AB 292 5.3 54
Show 21553+4413 WSI 34 AC 346 9.1 54
Show 21489+4349 TDT3170 94 1.4 54
Show 21490+4254 TDT3172 164 0.4 57
Show 21577+4356 J 3155 AB 131 5.8 57
Show 21577+4356 J 3155 AC 348 9.9 57
Show 21577+4356 BTG 9 AD 86 38.1 57
Show 21577+4356 MAY9004 AE 284 8.5 57
Show 21487+4357 GRV 509 177 56.4 60
Show 21552+4229 TDT3241 308 0.7 60
Show 21509+4419 HJ 1700 197 9.7 60
Show 21491+4242 ARG 95 338 23.1 63
Show 21519+4221 JOD 22 BF 48 2.1 66
Show 21519+4221 HO 172 AB 82 10.7 66
Show 21519+4221 HO 172 AC 40 89.7 66
Show 21519+4221 HO 172 AD 61 480.9 66
Show 21519+4221 FYM 113 AE 20 64.4 66
Show 21513+4428 TDT3195 203 1.9 67
Show 21594+4310 KPP4260 80 1.6 69
Show 21590+4357 TDT3274 127 0.7 70
Show 21474+4256 A 405 277 1.9 71
Show 21519+4441 TDT3200 210 0.5 78
Show 21511+4209 COU1822 AB 19 0.2 80
Show 21584+4423 LYS 11 55 12.1 80
Show 21582+4428 SMA 154 161 11.1 83
Show 21462+4254 COU1979 261 0.4 84
Show 22005+4355 SMA 159 232 8.5 84
Show 22009+4338 HO 175 AB 323 0.8 85
Show 22009+4338 HO 175 AC 285 33.7 85
Show 21462+4239 ES 1460 AB 8 1.8 88
Show 21462+4239 ES 1460 AC 238 20.3 88
Show 21583+4216 TDT3265 147 0.4 89
Show 22006+4406 LYS 13 179 8.7 90
Show 22008+4405 TDT3290 353 1.5 91
Show 21454+4258 ES 1459 282 2.3 91

 
 
WDS 21532+4324 : COMPONENTS
 
 
  A
B pa=204.2°
sep=42.80"
 
 
21532+4324 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 215317.35+432447.7 Mag 10.59 PmRA -9.00
PmDE -19.0 Tycho2 3197-02192-1
Tycho2
Tycho2 3197-02192-1 Pflag RAmdeg 328.32227315 DEmdeg 43.41324063
PmRA -8.7 PmDE -16.7 E RAmdeg 24 E DEmdeg 25
E pmRA 1.4 E pmDE 1.3 EpRAm 1985.95 EpDEm 1986.33
Num 5 Q RAmdeg 0.9 Q DEmdeg 0.6 Q pmRA 0.9
Q pmDE 0.6 BTmag 11.393 E BTmag 0.052 VTmag 10.592
E VTmag 0.039 Prox 459 TYC T HIP
CCDM RAdeg 328.32230778 DEdeg 43.41327667 EpRA 1990 1.68
EpDE 1990 1.70 E RAdeg 28.9 E DEdeg 27.8 Posflg
Corr 0.2
 
 
21532+4324 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 215315.74+432408.6 Mag 10.76 PmRA -10.00
PmDE -19.0 Tycho2 3197-02268-1 Calc delta mag 0.17 Calc coord yes
Tycho2
Tycho2 3197-02268-1 Pflag RAmdeg 328.31303768 DEmdeg 43.40238296
PmRA -9.6 PmDE -17.5 E RAmdeg 28 E DEmdeg 25
E pmRA 1.3 E pmDE 1.2 EpRAm 1984.03 EpDEm 1984.05
Num 7 Q RAmdeg 0.9 Q DEmdeg 1.1 Q pmRA 0.9
Q pmDE 1.2 BTmag 11.454 E BTmag 0.053 VTmag 10.758
E VTmag 0.047 Prox 459 TYC T HIP
CCDM RAdeg 328.31307417 DEdeg 43.40241972 EpRA 1990 1.68
EpDE 1990 1.70 E RAdeg 31.8 E DEdeg 30.1 Posflg
Corr 0.2