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Doubles in session


Current system
21177-7954
GKM 9480 AB


Nearby doubles
17' : 21208-8008
TDS1124

18' : 21222-8007
LDS 736

27' : 21171-8021
I 670

42' : 21334-8002
HJ 5262

56' : 21067-8042
GLI 263

67' : 21008-7906
KPP 705

84' : 21211-7831
UC 4454

95' : 21054-8124
HDS3008

96' : 21123-8129
YMG 92

107' : 21255-8138
DEA 494AB

112' : 21188-8145
TRC 8

116' : 20593-7811
UC 4350AB

118' : 21232-8150
TDT2937

129' : 21257-8201
TDT2957

143' : 21182-7732
TOI1101AB

161' : 21160-8234
GKM9479AB

161' : 21082-7716
TDT2777

164' : 21212-7710
KPP1119

183' : 21294-7655
KPP 494

189' : 21051-7649
UC 4374

191' : 21366-7652
KPP2099

201' : 21142-7633
TSN 196

202' : 21159-8316
HJ 5233

213' : 21345-7627
KPP2244

234' : 21364-7608
TDT3054

237' : 21084-7559
I 257



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21177-7954 GKM 9480 AB

 
 
21h 17m 40.66s -79° 54' 03.3" P.A. 137.00 sep 2.5 mag 9.80,14.00 Sp G5
 
 
Coord 2000 21177-7954 Discov num GKM9480 Comp AB Coord arcsec 2000 21 17 40.66 -79 54 03.3
Date first 2015 Date last 2022 Obs 3
Pa first 137 Pa last 137.2 P.A. Now (θ) 137.2°
Sep first 2.5 Sep last 2.471 Sep. Now (ρ) 2.471"
Mag pri 9.80 Mag sec 14.00 delta mag (ΔM) 4.2 Spectral class G5 (yellow)
Pri motion ra +075 Sec motion ra +074
Pri motion dec -114 Sec motion dec -108
Notes
rPM=0.045 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Octans
 
 
WDS 21177-7954 GKM 9480 AB : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
21177-7954 GKM9480 AB 2022 3 137 2.5 9.80 14.00 G5 -80 1002 211740.66-795403.3

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

 
 
WDS 21177-7954 GKM 9480 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21177-7954 GKM 9480 AB : MEASURES
 
 
No records found.

 
 
WDS 21177-7954 : VIRTUAL EYEPIECE
 
 

21177-7954 GKM9480A mag 9.8 Sp G5 21177-7954 GKM9480B sep 2.5 P.A. 137.20 mag 14 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 21177-7954 : ALADIN DSS IMAGE @ 21h 17m 40.66s -79° 54' 03.3"
 
 
 
 
WDS 21177-7954 GKM 9480 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21177-7954 GKM9480AB distance=1' 21208-8008 TDS1124 distance=17' 21222-8007 LDS 736 distance=18' 21171-8021 I 670 distance=27' 21334-8002 HJ 5262 distance=42' 21067-8042 GLI 263 distance=56' 21008-7906 KPP 705 distance=67' 21211-7831 UC 4454 distance=84' 21054-8124 HDS3008 distance=95' 21123-8129 YMG 92 distance=96' 21255-8138 DEA 494AB distance=107' 21255-8138 GKM9483Aa,Ab distance=107' 21188-8145 TRC 8 distance=112' 20593-7811 UC 4350AB distance=116' 21232-8150 TDT2937 distance=118' 21257-8201 TDT2957 distance=129' 21182-7732 TOI1101AB distance=143' 21160-8234 GKM9479AB distance=161' 21082-7716 TDT2777 distance=161' 21212-7710 KPP1119 distance=164' 21294-7655 KPP 494 distance=183' 21051-7649 UC 4374 distance=189' 21366-7652 KPP2099 distance=191' 21142-7633 TSN 196 distance=201' 21159-8316 HJ 5233 distance=202' 21345-7627 KPP2244 distance=213' 21364-7608 TDT3054 distance=234' 21084-7559 I 257 distance=237' 21150-7534 JSP 823 distance=261' 21213-8419 HJ 5235 distance=265' 21092-7525 TDT2788 distance=271' 21014-7525 HJ 5230 distance=274' 21201-8439 UC 4446 distance=285' 21020-8441 R 324BC distance=289' 21020-8441 R 324AB distance=289' 21057-8443 UC 4376 distance=291' 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 21177-7954 GKM9480 AB 137 2.5 1
Show 21208-8008 TDS1124 180 1.3 17
Show 21222-8007 LDS 736 2 134.2 18
Show 21171-8021 I 670 0 0.7 27
Show 21334-8002 HJ 5262 92 23.8 42
Show 21067-8042 GLI 263 247 4.5 56
Show 21008-7906 KPP 705 351 6.2 67
Show 21211-7831 UC 4454 185 75.8 84
Show 21054-8124 HDS3008 91 0.0 95
Show 21123-8129 YMG 92 131 0.1 96
Show 21255-8138 DEA 494 AB 124 217.5 107
Show 21255-8138 GKM9483 Aa,Ab 133 0.2 107
Show 21188-8145 TRC 8 195 4.0 112
Show 20593-7811 UC 4350 AB 51 16.8 116
Show 21232-8150 TDT2937 297 0.6 118
Show 21257-8201 TDT2957 140 0.4 129
Show 21182-7732 TOI1101 AB 236 3.6 143
Show 21160-8234 GKM9479 AB 125 1.3 161
Show 21082-7716 TDT2777 17 1.5 161
Show 21212-7710 KPP1119 277 8.8 164
Show 21294-7655 KPP 494 194 3.7 183
Show 21051-7649 UC 4374 329 49.2 189
Show 21366-7652 KPP2099 105 16.9 191
Show 21142-7633 TSN 196 250 0.8 201
Show 21159-8316 HJ 5233 268 11.7 202
Show 21345-7627 KPP2244 53 18.6 213
Show 21364-7608 TDT3054 225 1.5 234
Show 21084-7559 I 257 313 1.9 237
Show 21150-7534 JSP 823 185 2.0 261
Show 21213-8419 HJ 5235 80 3.2 265
Show 21092-7525 TDT2788 155 2.2 271
Show 21014-7525 HJ 5230 163 15.2 274
Show 21201-8439 UC 4446 95 8.2 285
Show 21020-8441 R 324 BC 62 26.4 289
Show 21020-8441 R 324 AB 39 17.9 289
Show 21057-8443 UC 4376 117 7.9 291

 
 
WDS 21177-7954 : COMPONENTS
 
 
  A
B pa=137.2°
sep=2.47"
 
 
21177-7954 A
 
 
Coord arcsec 2000 211740.66-795403.3 Mag 9.8 Spectral class G5 (yellow) PmRA 75.00
PmDE -114.0
 
 
21177-7954 B
 
 
Coord arcsec 2000 211741.30-795405.1 Mag 14 PmRA 74.00 PmDE -108.0
Delta magnitude 4.2 Coordinate calculated yes