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Doubles in session


Current system
21214+3517
GRV 454


Nearby doubles
11' : 21221+3525
ES 2259

12' : 21218+3528
TDT2923

14' : 21219+3530
TDT2925

16' : 21225+3509
POP 50

21' : 21197+3518
SLE 386AB

23' : 21203+3535
TDT2911

27' : 21229+3459
TDT2934

34' : 21232+3543
ALI 218

43' : 21217+3436
COU1334

43' : 21215+3600
TDT2920

44' : 21181+3500
SLE 383

45' : 21183+3456
BU 289AB

50' : 21179+3454
STT 433AB

54' : 21171+3530
SLE 378

55' : 21173+3457
TDT2886

58' : 21187+3604
TDT2896

59' : 21261+3529
POP 49

59' : 21186+3430
HU 769

59' : 21206+3420
JNN 129

59' : 21254+3446
TDS1128

60' : 21171+3546
BU 162AB

61' : 21244+3607
TDS1125

62' : 21261+3457
TDT2962

67' : 21190+3418
COU 131

69' : 21216+3409
RAO 452

72' : 21161+3548
SEI1483



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.

21214+3517 GRV 454

 
 
21h 21m 24.74s +35° 17' 48.2" P.A. 168.00 sep 48.6 mag 11.90,13.90
 
 
Coord 2000 21214+3517 Discov num GRV 454 Comp Coord arcsec 2000 21 21 24.74 +35 17 48.2
Date first 1998 Date last 2015 Obs 7
Pa first 168 Pa last 167.6 P.A. Now (θ) 167.6°
Sep first 48.8 Sep last 48.564 Sep. Now (ρ) 48.564"
Mag pri 11.90 Mag sec 13.90 delta mag (ΔM) 2 Spectral class
Pri motion ra -015 Sec motion ra +009
Pri motion dec -020 Sec motion dec -002
Notes
rPM=1.2
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2711-01935-1 Gaia DR2 1855470337678682752
 
 
WDS 21214+3517 GRV 454 : 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
21214+3517 GRV 454 2000 2 168 48.7 11.60 13.60 D 212124.74+351748.2
21214+3517 GRV 454 2002 3 168 48.7 11.60 13.60 D 212124.74+351748.2
21214+3517 GRV 454 2010 3 168 48.6 11.90 13.90 212124.74+351748.2
21214+3517 GRV 454 2015 4 168 48.6 11.90 13.90 212124.74+351748.2

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

 
 
WDS 21214+3517 GRV 454 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21214+3517 GRV 454 : MEASURES
 
 
No records found.

 
 
WDS 21214+3517 : VIRTUAL EYEPIECE
 
 

21214+3517 GRV 454A mag 11.9 21214+3517 GRV 454B sep 48.2 P.A. 169.80 mag 13.9 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 21214+3517 : ALADIN DSS IMAGE @ 21h 21m 24.74s +35° 17' 48.2"
 
 
 
 
WDS 21214+3517 GRV 454 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21214+3517 GRV 454 distance=1' 21221+3525 ES 2259 distance=11' 21218+3528 TDT2923 distance=12' 21219+3530 TDT2925 distance=14' 21225+3509 POP 50 distance=16' 21197+3518 SLE 386AB distance=21' 21197+3518 SLE 386AC distance=21' 21197+3518 SLE 386AD distance=21' 21203+3535 TDT2911 distance=23' 21229+3459 TDT2934 distance=27' 21232+3543 ALI 218 distance=34' 21217+3436 COU1334 distance=43' 21215+3600 TDT2920 distance=43' 21183+3456 FYM 142EI distance=44' 21181+3500 SLE 383 distance=44' 21183+3456 BU 289AB distance=45' 21183+3456 BU 289AC distance=45' 21183+3456 SLE 384AD distance=45' 21183+3456 FYM 142AE distance=45' 21183+3456 FYM 142AG distance=45' 21183+3456 FYM 142AF distance=45' 21183+3456 FYM 142AH distance=45' 21183+3456 FYM 142DF distance=45' 21183+3456 FYM 142GH distance=46' 21179+3454 STT 433AB distance=50' 21179+3454 SLE 382AD distance=50' 21179+3454 STT 433AC distance=50' 21179+3454 BU 9011AE distance=50' 21179+3454 STT 433BC distance=50' 21171+3530 SLE 378 distance=54' 21173+3457 TDT2886 distance=55' 21187+3604 TDT2896 distance=58' 21261+3529 POP 49 distance=59' 21186+3430 HU 769 distance=59' 21206+3420 JNN 129 distance=59' 21254+3446 TDS1128 distance=59' 21171+3546 BU 162AB distance=60' 21171+3546 BU 162AC distance=60' 21244+3607 TDS1125 distance=61' 21261+3457 TDT2962 distance=62' 21190+3418 COU 131 distance=67' 21216+3409 RAO 452 distance=69' 21161+3548 SEI1483 distance=72' 21156+3512 TDT2863 distance=72' 21177+3423 SLE 381 distance=73' 21192+3411 SLE 385 distance=73' 21235+3627 TDT2940 distance=74' 21186+3624 CRB 140 distance=75' 21267+3438 SEI1515 distance=77' 21257+3422 GRV 465 distance=78' 21152+3544 SEI1475 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 21214+3517 GRV 454 168 48.6 1
Show 21221+3525 ES 2259 245 4.3 11
Show 21218+3528 TDT2923 79 1.4 12
Show 21219+3530 TDT2925 228 2.6 14
Show 21225+3509 POP 50 29 7.1 16
Show 21197+3518 SLE 386 AB 113 11.8 21
Show 21197+3518 SLE 386 AC 298 15.0 21
Show 21197+3518 SLE 386 AD 310 35.1 21
Show 21203+3535 TDT2911 102 1.5 23
Show 21229+3459 TDT2934 304 1.0 27
Show 21232+3543 ALI 218 264 12.2 34
Show 21217+3436 COU1334 148 0.8 43
Show 21215+3600 TDT2920 147 0.6 43
Show 21183+3456 FYM 142 EI 273 9.1 44
Show 21181+3500 SLE 383 58 15.1 44
Show 21183+3456 BU 289 AB 128 0.8 45
Show 21183+3456 BU 289 AC 251 13.0 45
Show 21183+3456 SLE 384 AD 189 43.3 45
Show 21183+3456 FYM 142 AE 94 36.7 45
Show 21183+3456 FYM 142 AG 272 68.8 45
Show 21183+3456 FYM 142 AF 200 45.9 45
Show 21183+3456 FYM 142 AH 274 61.5 45
Show 21183+3456 FYM 142 DF 268 8.6 45
Show 21183+3456 FYM 142 GH 69 7.9 46
Show 21179+3454 STT 433 AB 219 15.2 50
Show 21179+3454 SLE 382 AD 307 57.1 50
Show 21179+3454 STT 433 AC 184 22.1 50
Show 21179+3454 BU 9011 AE 67 34.4 50
Show 21179+3454 STT 433 BC 141 13.2 50
Show 21171+3530 SLE 378 27 11.3 54
Show 21173+3457 TDT2886 82 0.5 55
Show 21187+3604 TDT2896 231 2.5 58
Show 21261+3529 POP 49 205 4.8 59
Show 21186+3430 HU 769 178 0.9 59
Show 21206+3420 JNN 129 213 0.1 59
Show 21254+3446 TDS1128 18 1.3 59
Show 21171+3546 BU 162 AB 253 1.2 60
Show 21171+3546 BU 162 AC 131 15.6 60
Show 21244+3607 TDS1125 12 1.4 61
Show 21261+3457 TDT2962 238 2.4 62
Show 21190+3418 COU 131 195 3.9 67
Show 21216+3409 RAO 452 214 3.7 69
Show 21161+3548 SEI1483 206 10.2 72
Show 21156+3512 TDT2863 205 2.5 72
Show 21177+3423 SLE 381 279 9.6 73
Show 21192+3411 SLE 385 175 12.8 73
Show 21235+3627 TDT2940 339 1.1 74
Show 21186+3624 CRB 140 18 12.5 75
Show 21267+3438 SEI1515 43 10.6 77
Show 21257+3422 GRV 465 6 51.1 78
Show 21152+3544 SEI1475 266 5.5 80

 
 
WDS 21214+3517 : COMPONENTS
 
 
  A
B pa=169.8°
sep=48.19"
 
 
21214+3517 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 212124.74+351748.2 Mag 11.9 PmRA -15.00
PmDE -20.0 Tycho2 2711-01935-1
Tycho2
Tycho2 2711-01935-1 Pflag RAmdeg 320.35305393 DEmdeg 35.29669295
PmRA -12.2 PmDE -20.8 E RAmdeg 70 E DEmdeg 64
E pmRA 4.0 E pmDE 4.6 EpRAm 1984.74 EpDEm 1987.55
Num 4 Q RAmdeg 0.8 Q DEmdeg 0.7 Q pmRA 0.8
Q pmDE 0.7 BTmag 12.387 E BTmag 0.142 VTmag 12.276
E VTmag 0.163 Prox 999 TYC HIP
CCDM RAdeg 320.35308861 DEdeg 35.29674083 EpRA 1990 1.66
EpDE 1990 1.74 E RAdeg 75.1 E DEdeg 67.2 Posflg
Corr 0.2
 
 
21214+3517 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 212125.44+351700.8 Mag 13.9 PmRA 9.00
PmDE -2.0 Calc delta mag 2 Calc coord yes