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Doubles in session


Current system
21146+3157
GRV 437


Nearby doubles
16' : 21158+3159
TDT2868

19' : 21132+3202
J 3127AB

19' : 21148+3216
SEI1463

23' : 21162+3145
TDT2871

27' : 21128+3210
TDT2827

27' : 21160+3217
SEI1482

31' : 21138+3225
DAM1261

32' : 21171+3203
FOX9054

34' : 21125+3217
SEI1443

35' : 21174+3203
HJ 931

37' : 21132+3228
SEI1451

39' : 21118+3211
SEI1438

40' : 21157+3235
HJ 1628

40' : 21119+3216
SEI1440

41' : 21148+3238
TOB 218

45' : 21149+3240
HJ 1627

45' : 21155+3114
TDT2862

47' : 21112+3214
SEI1433

54' : 21136+3249
TDT2837

54' : 21152+3251
HEI 284AB

55' : 21133+3248
KPP2620

56' : 21182+3227
GRV 444

56' : 21131+3249
SEI1446

57' : 21104+3215
SEI1425AB

57' : 21102+3151
SEI1423

60' : 21142+3058
COU 834



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.

21146+3157 GRV 437

 
 
21h 14m 38.73s +31° 57' 01.8" P.A. 204.00 sep 51.6 mag 11.20,12.96
 
 
Coord 2000 21146+3157 Discov num GRV 437 Comp Coord arcsec 2000 21 14 38.73 +31 57 01.8
Date first 1933 Date last 2015 Obs 9
Pa first 206 Pa last 204.3 P.A. Now (θ) 204.3°
Sep first 52.3 Sep last 51.627 Sep. Now (ρ) 51.627"
Mag pri 11.20 Mag sec 12.96 delta mag (ΔM) 1.76 Spectral class
Pri motion ra -008 Sec motion ra -009
Pri motion dec -013 Sec motion dec -005
Notes
rPM=0.528
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2706-03321-1 Gaia DR2 1854445455405821696
 
 
WDS 21146+3157 GRV 437 : 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
21146+3157 GRV 437 2000 4 204 51.7 11.55 12.57 D 211438.73+315701.8
21146+3157 GRV 437 2002 5 204 51.7 11.55 12.57 D 211438.73+315701.8
21146+3157 GRV 437 2010 5 204 52.0 11.20 12.96 211438.73+315701.8
21146+3157 GRV 437 2015 6 204 51.6 11.20 12.96 211438.73+315701.8

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

 
 
WDS 21146+3157 GRV 437 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21146+3157 GRV 437 : MEASURES
 
 
No records found.

 
 
WDS 21146+3157 : VIRTUAL EYEPIECE
 
 

21146+3157 GRV 437A mag 11.2 21146+3157 GRV 437B sep 50.4 P.A. 201.00 mag 12.96 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 21146+3157 : ALADIN DSS IMAGE @ 21h 14m 38.73s +31° 57' 01.8"
 
 
 
 
WDS 21146+3157 GRV 437 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21146+3157 GRV 437 distance=0' 21158+3159 TDT2868 distance=16' 21132+3202 J 3127AB distance=19' 21132+3202 J 3127AC distance=19' 21148+3216 SEI1463 distance=19' 21162+3145 TDT2871 distance=23' 21128+3210 TDT2827 distance=27' 21160+3217 SEI1482 distance=27' 21138+3225 DAM1261 distance=31' 21171+3203 FOX9054 distance=32' 21125+3217 SEI1443 distance=34' 21174+3203 HJ 931 distance=35' 21132+3228 SEI1451 distance=37' 21118+3211 SEI1438 distance=39' 21157+3235 HJ 1628 distance=40' 21119+3216 SEI1440 distance=40' 21148+3238 TOB 218 distance=41' 21149+3240 HJ 1627 distance=45' 21155+3114 TDT2862 distance=45' 21112+3214 SEI1433 distance=47' 21136+3249 TDT2837 distance=54' 21152+3251 HEI 284AB distance=54' 21152+3251 HEI 284AC distance=54' 21133+3248 KPP2620 distance=55' 21182+3227 GRV 444 distance=56' 21131+3249 SEI1446 distance=56' 21104+3215 SEI1425AB distance=57' 21104+3215 TOB 212AC distance=57' 21102+3151 SEI1423 distance=57' 21142+3058 COU 834 distance=60' 21133+3100 BRT 286 distance=61' 21098+3143 ES 2440 distance=64' 21120+3252 TDT2819 distance=65' 21145+3052 TDT2850 distance=65' 21153+3051 GRV 439 distance=67' 21198+3138 GRV 445 distance=69' 21093+3131 COU1333 distance=74' 21111+3256 TDT2809 distance=74' 21125+3306 GRV 436 distance=75' 21155+3042 KPP 488 distance=76' 21151+3313 TOB 217 distance=76' 21086+3201 KPP 830 distance=78' 21155+3313 TOB 215 distance=78' 21156+3314 GYL 51 distance=78' 21091+3232 UC 257 distance=79' 21149+3037 BRT 287 distance=79' 21156+3315 TOB 216 distance=80' 21180+3049 COU1183 distance=81' 21086+3135 J 2337 distance=82' 21207+3226 POP 201 distance=82' 21159+3319 COU1478 distance=83' 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 21146+3157 GRV 437 204 51.6
Show 21158+3159 TDT2868 185 2.0 16
Show 21132+3202 J 3127 AB 159 1.6 19
Show 21132+3202 J 3127 AC 194 12.3 19
Show 21148+3216 SEI1463 127 26.6 19
Show 21162+3145 TDT2871 230 3.3 23
Show 21128+3210 TDT2827 297 2.5 27
Show 21160+3217 SEI1482 197 19.9 27
Show 21138+3225 DAM1261 339 19.4 31
Show 21171+3203 FOX9054 358 6.1 32
Show 21125+3217 SEI1443 139 25.6 34
Show 21174+3203 HJ 931 356 9.9 35
Show 21132+3228 SEI1451 250 27.7 37
Show 21118+3211 SEI1438 93 22.5 39
Show 21157+3235 HJ 1628 252 15.1 40
Show 21119+3216 SEI1440 110 17.0 40
Show 21148+3238 TOB 218 295 21.8 41
Show 21149+3240 HJ 1627 182 2.5 45
Show 21155+3114 TDT2862 305 0.5 45
Show 21112+3214 SEI1433 297 9.6 47
Show 21136+3249 TDT2837 93 0.7 54
Show 21152+3251 HEI 284 AB 26 4.3 54
Show 21152+3251 HEI 284 AC 224 8.7 54
Show 21133+3248 KPP2620 346 24.1 55
Show 21182+3227 GRV 444 250 36.1 56
Show 21131+3249 SEI1446 155 8.7 56
Show 21104+3215 SEI1425 AB 34 21.4 57
Show 21104+3215 TOB 212 AC 79 24.2 57
Show 21102+3151 SEI1423 226 13.5 57
Show 21142+3058 COU 834 77 7.9 60
Show 21133+3100 BRT 286 250 6.6 61
Show 21098+3143 ES 2440 202 5.0 64
Show 21120+3252 TDT2819 235 2.5 65
Show 21145+3052 TDT2850 173 2.7 65
Show 21153+3051 GRV 439 127 21.5 67
Show 21198+3138 GRV 445 278 36.2 69
Show 21093+3131 COU1333 258 0.6 74
Show 21111+3256 TDT2809 52 1.9 74
Show 21125+3306 GRV 436 182 54.7 75
Show 21155+3042 KPP 488 119 3.6 76
Show 21151+3313 TOB 217 268 16.4 76
Show 21086+3201 KPP 830 310 7.1 78
Show 21155+3313 TOB 215 232 16.2 78
Show 21156+3314 GYL 51 102 43.1 78
Show 21091+3232 UC 257 38 9.6 79
Show 21149+3037 BRT 287 197 6.2 79
Show 21156+3315 TOB 216 135 14.2 80
Show 21180+3049 COU1183 16 0.3 81
Show 21086+3135 J 2337 349 6.2 82
Show 21207+3226 POP 201 203 7.1 82
Show 21159+3319 COU1478 175 1.4 83

 
 
WDS 21146+3157 : COMPONENTS
 
 
  A
B pa=201.0°
sep=50.39"
 
 
21146+3157 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 211438.73+315701.8 Mag 11.2 PmRA -8.00
PmDE -13.0 Tycho2 2706-03321-1
Tycho2
Tycho2 2706-03321-1 Pflag RAmdeg 318.66135898 DEmdeg 31.95048987
PmRA -13.7 PmDE -13.8 E RAmdeg 44 E DEmdeg 39
E pmRA 2.3 E pmDE 2.2 EpRAm 1982.09 EpDEm 1982.67
Num 5 Q RAmdeg 1.1 Q DEmdeg 0.7 Q pmRA 1.1
Q pmDE 0.6 BTmag 12.655 E BTmag 0.186 VTmag 11.553
E VTmag 0.095 Prox 515 TYC HIP
CCDM RAdeg 318.66141028 DEdeg 31.95051083 EpRA 1990 1.51
EpDE 1990 1.68 E RAdeg 67.2 E DEdeg 60.3 Posflg
Corr 0.1
 
 
21146+3157 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 211437.31+315614.7 Mag 12.96 PmRA -9.00
PmDE -5.0 Tycho2 2706-03233-1 Calc delta mag 1.76 Calc coord yes
Tycho2
Tycho2 2706-03233-1 Pflag RAmdeg 318.65451018 DEmdeg 31.93744255
PmRA 1.4 PmDE -10.3 E RAmdeg 156 E DEmdeg 142
E pmRA 6.9 E pmDE 6.4 EpRAm 1980.52 EpDEm 1981.26
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 14.177 E BTmag 0.414 VTmag 12.570
E VTmag 0.194 Prox 515 TYC HIP
CCDM RAdeg 318.65450611 DEdeg 31.93746639 EpRA 1990 1.50
EpDE 1990 1.69 E RAdeg 173.2 E DEdeg 157.1 Posflg
Corr 0.1