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Doubles in session


Current system
20435+3302
GRV 372


Nearby doubles
20' : 20422+3254
RAO 441

21' : 20437+3243
ES 2376AB

30' : 20437+3332
GRV 373

31' : 20452+3240
TDT2517

31' : 20460+3308
GYL 69

34' : 20410+3315
GYL 38

40' : 20424+3405
ES 2309

43' : 20402+3258
GRV 367

44' : 20469+3252
ARG 93

46' : 20470+3318
TDT2535

48' : 20432+3350
HDS2949

51' : 20435+3212
KPP1637

51' : 20420+3349
UC 253

53' : 20477+3258
COU1634

55' : 20410+3218
STF2716AB

56' : 20447+3357
ES 2311

58' : 20419+3210
TDT2479

60' : 20446+3401
TDT2511

62' : 20448+3401
GRV 376

62' : 20483+3247
TDT2550

63' : 20442+3404
TDT2507

63' : 20482+3326
ES 2377

63' : 20423+3202
TDT2482

65' : 20462+3358
STT 594AB
Aljanah

66' : 20477+3343
NSN 736

68' : 20445+3409
HU 690



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.

20435+3302 GRV 372

 
 
20h 43m 35.30s +33° 02' 30.5" P.A. 109.00 sep 17.3 mag 11.65,12.50
 
 
Coord 2000 20435+3302 Discov num GRV 372 Comp Coord arcsec 2000 20 43 35.30 +33 02 30.5
Date first 1893 Date last 2016 Obs 14
Pa first 109 Pa last 109.3 P.A. Now (θ) 109.3°
Sep first 17.3 Sep last 17.344 Sep. Now (ρ) 17.344"
Mag pri 11.65 Mag sec 12.50 delta mag (ΔM) 0.85 Spectral class
Pri motion ra +020 Sec motion ra +017
Pri motion dec -017 Sec motion dec -017
Notes V (Proper motion indicates physical)
rPM=0.114 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2691-01985-1 Gaia DR2 1863233572661357312
 
 
WDS 20435+3302 GRV 372 : 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
20435+3302 GRV 372 2000 7 110 17.4 11.68 12.50 D 204335.30+330230.5
20435+3302 GRV 372 2002 8 109 17.4 11.68 12.50 D 204335.30+330230.5
20435+3302 GRV 372 2010 8 110 17.3 11.65 12.50 204335.30+330230.5
20435+3302 GRV 372 2015 9 109 17.3 11.65 12.50 204335.30+330230.5
20435+3302 GRV 372 2016 14 109 17.3 11.65 12.50 V 204335.30+330230.5

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

 
 
WDS 20435+3302 GRV 372 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20435+3302 GRV 372 : MEASURES
 
 
No records found.

 
 
WDS 20435+3302 : VIRTUAL EYEPIECE
 
 

20435+3302 GRV 372A mag 11.65 20435+3302 GRV 372B sep 14.9 P.A. 112.70 mag 12.5 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 20435+3302 : ALADIN DSS IMAGE @ 20h 43m 35.30s +33° 02' 30.5"
 
 
 
 
WDS 20435+3302 GRV 372 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20435+3302 GRV 372 distance=1' 20422+3254 RAO 441 distance=20' 20437+3243 COU1633Aa,Ab distance=21' 20437+3243 ES 2376AB distance=21' 20437+3332 GRV 373 distance=30' 20452+3240 TDT2517 distance=31' 20460+3308 GYL 69 distance=31' 20410+3315 GYL 38 distance=34' 20424+3405 ES 2309 distance=40' 20402+3258 GRV 367 distance=43' 20469+3252 ARG 93 distance=44' 20470+3318 TDT2535 distance=46' 20432+3350 HDS2949 distance=48' 20435+3212 KPP1637 distance=51' 20420+3349 UC 253 distance=51' 20477+3258 COU1634 distance=53' 20410+3218 BNU 7Aa,Ab distance=55' 20410+3218 STF2716AB distance=55' 20410+3218 STF2716AC distance=55' 20447+3357 ES 2311 distance=56' 20419+3210 TDT2479 distance=58' 20446+3401 TDT2511 distance=60' 20448+3401 GRV 376 distance=62' 20483+3247 TDT2550 distance=62' 20442+3404 TDT2507 distance=63' 20482+3326 ES 2377 distance=63' 20423+3202 TDT2482 distance=63' 20462+3358 CHR 100Aa,Ab (Aljanah) distance=65' 20462+3358 STT 594AB (Aljanah) distance=65' 20462+3358 BU 676AC (Aljanah) distance=65' 20462+3358 LEP 96AD (Aljanah) distance=65' 20477+3343 NSN 736 distance=66' 20445+3409 HU 690 distance=68' 20431+3411 ES 2310 distance=69' 20471+3210 ARY 61 distance=69' 20487+3334 ES 9006 distance=72' 20493+3314 ES 31AB distance=73' 20493+3314 ES 31AC distance=73' 20377+3322 STF2705AB distance=76' 20377+3322 STF2705AC distance=76' 20377+3322 STF2705AD distance=76' 20377+3322 STF2705AE distance=76' 20464+3155 TDT2532 distance=77' 20491+3230 GYL 70 distance=77' 20447+3146 TDT2513 distance=78' 20452+3146 ARY 86 distance=79' 20470+3156 GYL 71 distance=80' 20384+3215 TDT2445 distance=81' 20399+3154 TDT2456 distance=83' 20378+3224 ARY 48 distance=84' 20481+3403 LDS1047 distance=85' 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 20435+3302 GRV 372 109 17.3 1
Show 20422+3254 RAO 441 43 3.2 20
Show 20437+3243 COU1633 Aa,Ab 239 1.9 21
Show 20437+3243 ES 2376 AB 124 7.6 21
Show 20437+3332 GRV 373 178 26.2 30
Show 20452+3240 TDT2517 144 1.6 31
Show 20460+3308 GYL 69 357 26.7 31
Show 20410+3315 GYL 38 274 17.5 34
Show 20424+3405 ES 2309 168 4.1 40
Show 20402+3258 GRV 367 298 38.3 43
Show 20469+3252 ARG 93 87 10.9 44
Show 20470+3318 TDT2535 86 0.7 46
Show 20432+3350 HDS2949 166 0.9 48
Show 20435+3212 KPP1637 224 12.6 51
Show 20420+3349 UC 253 203 42.7 51
Show 20477+3258 COU1634 61 0.4 53
Show 20410+3218 BNU 7 Aa,Ab 19 0.2 55
Show 20410+3218 STF2716 AB 45 2.8 55
Show 20410+3218 STF2716 AC 93 67.1 55
Show 20447+3357 ES 2311 44 7.0 56
Show 20419+3210 TDT2479 316 1.1 58
Show 20446+3401 TDT2511 239 0.6 60
Show 20448+3401 GRV 376 179 65.2 62
Show 20483+3247 TDT2550 132 0.9 62
Show 20442+3404 TDT2507 165 0.9 63
Show 20482+3326 ES 2377 220 4.3 63
Show 20423+3202 TDT2482 314 0.7 63
Show Aljanah 20462+3358 CHR 100 Aa,Ab 350 0.0 65
Show Aljanah 20462+3358 STT 594 AB 261 79.2 65
Show Aljanah 20462+3358 BU 676 AC 269 79.0 65
Show Aljanah 20462+3358 LEP 96 AD 271 93.4 65
Show 20477+3343 NSN 736 354 45.5 66
Show 20445+3409 HU 690 278 0.5 68
Show 20431+3411 ES 2310 33 4.1 69
Show 20471+3210 ARY 61 237 99.4 69
Show 20487+3334 ES 9006 93 25.3 72
Show 20493+3314 ES 31 AB 238 13.8 73
Show 20493+3314 ES 31 AC 143 18.7 73
Show 20377+3322 STF2705 AB 264 3.1 76
Show 20377+3322 STF2705 AC 341 183.4 76
Show 20377+3322 STF2705 AD 3 54.5 76
Show 20377+3322 STF2705 AE 42 74.2 76
Show 20464+3155 TDT2532 127 1.8 77
Show 20491+3230 GYL 70 188 61.2 77
Show 20447+3146 TDT2513 329 0.6 78
Show 20452+3146 ARY 86 22 78.4 79
Show 20470+3156 GYL 71 46 24.4 80
Show 20384+3215 TDT2445 224 2.5 81
Show 20399+3154 TDT2456 18 0.7 83
Show 20378+3224 ARY 48 41 53.3 84
Show 20481+3403 LDS1047 7 110.2 85

 
 
WDS 20435+3302 : COMPONENTS
 
 
  A
B pa=112.7°
sep=14.87"
 
 
20435+3302 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204335.30+330230.5 Mag 11.65 PmRA 20.00
PmDE -17.0 Tycho2 2691-01985-1
Tycho2
Tycho2 2691-01985-1 Pflag RAmdeg 310.89706812 DEmdeg 33.04179514
PmRA 19.2 PmDE -16.4 E RAmdeg 54 E DEmdeg 50
E pmRA 1.9 E pmDE 1.8 EpRAm 1980.43 EpDEm 1981.74
Num 5 Q RAmdeg 1.8 Q DEmdeg 1.5 Q pmRA 1.7
Q pmDE 1.4 BTmag 12.249 E BTmag 0.118 VTmag 11.677
E VTmag 0.100 Prox 174 TYC HIP
CCDM RAdeg 310.89700917 DEdeg 33.04183167 EpRA 1990 1.55
EpDE 1990 1.72 E RAdeg 58.4 E DEdeg 53.0 Posflg
Corr 0.2
 
 
20435+3302 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204336.39+330224.8 Mag 12.5 PmRA 17.00
PmDE -17.0 Tycho2 2691-00984-1 Calc delta mag 0.85 Calc coord yes
Tycho2
Tycho2 2691-00984-1 Pflag RAmdeg 310.90251981 DEmdeg 33.04015736
PmRA 21.0 PmDE -17.6 E RAmdeg 76 E DEmdeg 68
E pmRA 2.3 E pmDE 2.0 EpRAm 1974.82 EpDEm 1975.33
Num 5 Q RAmdeg 1.7 Q DEmdeg 2.0 Q pmRA 1.7
Q pmDE 2.0 BTmag 12.957 E BTmag 0.199 VTmag 12.501
E VTmag 0.169 Prox 174 TYC HIP
CCDM RAdeg 310.90245167 DEdeg 33.04020111 EpRA 1990 1.53
EpDE 1990 1.73 E RAdeg 86.1 E DEdeg 76.4 Posflg
Corr 0.2