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Doubles in session


Current system
21579+1231
SLW 1257


Nearby doubles
26' : 21590+1212
HEI 410

35' : 21576+1157
STTA227

45' : 21555+1258
GRV1235

51' : 22011+1213
GRV 531

56' : 22011+1202
ITF 6

60' : 22011+1307
HJ 289

64' : 21551+1320
GRV 520

67' : 21567+1335
BPM2415

68' : 22006+1137
UC 4625

69' : 21538+1158
DEA 90

76' : 22028+1207
GIC 174

81' : 21524+1226
UC 4585AB

82' : 21543+1333
BU 1213AB

89' : 22005+1113
GWP3115AB

89' : 22010+1116
BPM2419

93' : 21516+1244
SHN 255

93' : 21541+1346
BPM2411

95' : 22043+1238
SLW1260

98' : 21513+1220
SHN 254

103' : 22027+1118
LDS4937

104' : 21509+1243
FMR 165

105' : 22050+1223
BPM2425

105' : 21555+1053
BU 75AB

105' : 21572+1047
A 622

107' : 22010+1406
GRV 529

107' : 21539+1102
GWP3105



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

21579+1231 SLW 1257

 
 
21h 57m 52.92s +12° 31' 23.7" P.A. 237.00 sep 138.3 mag 17.67,18.42 Sp M2.4+M2.8
 
 
Coord 2000 21579+1231 Discov num SLW1257 Comp Coord arcsec 2000 21 57 52.92 +12 31 23.7
Date first 1998 Date last 2015 Obs 8
Pa first 237 Pa last 236.8 P.A. Now (θ) 236.8°
Sep first 138.4 Sep last 138.326 Sep. Now (ρ) 138.326"
Mag pri 17.67 Mag sec 18.42 delta mag (ΔM) 0.75 Spectral class M2.4+M2.8 (red/red)
Pri motion ra -024 Sec motion ra -027
Pri motion dec -031 Sec motion dec -033
Notes V R (Proper motion indicates physical, Red magnitudes)
rPM=0.085 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pegasus Gaia DR2 1767702230003531008
 
 
WDS 21579+1231 SLW 1257 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
SLW Sloan Digital Sky Survey SLoWPoKES Catalog ...................
SLW (catalog of wide, low-mass CPM pairs - see Dhital et al. 2010) 2010AJ....139.2566D
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21579+1231 SLW1257 2001 1 237 138.3 17.67 18.42 M2.4 M2.8 V R 215752.92+123123.7
21579+1231 SLW1257 2010 3 237 138.3 17.67 18.42 M2.4+M2.8 V R 215752.92+123123.7
21579+1231 SLW1257 2015 4 237 138.3 17.67 18.42 M2.4+M2.8 V R 215752.92+123123.7

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

 
 
WDS 21579+1231 SLW 1257 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21579+1231 SLW 1257 : MEASURES
 
 
No records found.

 
 
WDS 21579+1231 : VIRTUAL EYEPIECE
 
 

21579+1231 SLW1257A mag 17.67 Sp M2.4 21579+1231 SLW1257B sep 136.0 P.A. 236.20 mag 18.42 Sp M2.8 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21579+1231 : ALADIN DSS IMAGE @ 21h 57m 52.92s +12° 31' 23.7"
 
 
 
 
WDS 21579+1231 SLW 1257 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21579+1231 SLW1257 distance=0' 21590+1212 HEI 410 distance=26' 21576+1157 STTA227 distance=35' 21555+1258 GRV1235 distance=45' 22011+1213 GRV 531 distance=51' 22011+1202 ITF 6 distance=56' 22011+1307 HJ 289 distance=60' 21551+1320 GRV 520 distance=64' 21567+1335 BPM2415 distance=67' 22006+1137 UC 4625 distance=68' 21538+1158 DEA 90 distance=69' 22028+1207 GIC 174 distance=76' 21524+1226 UC 4585AB distance=81' 21524+1226 UC 4585BC distance=81' 21543+1333 BU 1213AB distance=82' 21543+1333 BU 1213BC distance=83' 22005+1113 GWP3115AB distance=89' 22010+1116 BPM2419 distance=89' 21516+1244 SHN 255 distance=93' 21541+1346 BPM2411 distance=93' 22043+1238 SLW1260 distance=95' 21513+1220 SHN 254 distance=98' 22027+1118 LDS4937 distance=103' 21509+1243 FMR 165 distance=104' 22050+1223 BPM2425 distance=105' 21555+1053 BU 75AB distance=105' 21555+1053 BU 75AB,C distance=105' 21572+1047 A 622 distance=105' 22010+1406 GRV 529 distance=107' 21539+1102 GWP3105 distance=107' 22027+1110 BPM2421 distance=108' 21518+1336 CRC 40Aa,Ab distance=110' 21518+1336 CRC 40AB distance=110' 21504+1218 HJ 286 distance=112' 22020+1058 HDS3126 distance=112' 22019+1407 BPM2420 distance=112' 21500+1246 SHN 42 distance=116' 22044+1339 STF2854 distance=117' 22042+1120 KPP 503 distance=117' 22036+1108 BPM2423 distance=119' 22046+1122 OSO 167 distance=120' 22050+1130 HJ 290 distance=122' 22057+1312 TDT3334 distance=122' 21497+1216 J 2358 distance=122' 22050+1128 HJ 291 distance=123' 22065+1242 TDT3343 distance=127' 21544+1427 BPM2412 distance=127' 22031+1048 GRV 537 distance=129' 21490+1304 CBL 535 distance=134' 22067+1309 CHE 325 distance=135' 21514+1052 LDS4917 distance=138' 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 21579+1231 SLW1257 237 138.3
Show 21590+1212 HEI 410 154 0.2 26
Show 21576+1157 STTA227 32 78.6 35
Show 21555+1258 GRV1235 353 14.7 45
Show 22011+1213 GRV 531 3 34.9 51
Show 22011+1202 ITF 6 22 4.5 56
Show 22011+1307 HJ 289 322 59.8 60
Show 21551+1320 GRV 520 136 23.3 64
Show 21567+1335 BPM2415 252 104.7 67
Show 22006+1137 UC 4625 228 35.6 68
Show 21538+1158 DEA 90 17 11.2 69
Show 22028+1207 GIC 174 126 31.8 76
Show 21524+1226 UC 4585 AB 318 27.7 81
Show 21524+1226 UC 4585 BC 280 54.7 81
Show 21543+1333 BU 1213 AB 259 64.3 82
Show 21543+1333 BU 1213 BC 310 1.0 83
Show 22005+1113 GWP3115 AB 272 15.9 89
Show 22010+1116 BPM2419 213 72.3 89
Show 21516+1244 SHN 255 96 2.2 93
Show 21541+1346 BPM2411 185 100.4 93
Show 22043+1238 SLW1260 75 12.2 95
Show 21513+1220 SHN 254 -1 0.3 98
Show 22027+1118 LDS4937 64 141.4 103
Show 21509+1243 FMR 165 305 39.5 104
Show 22050+1223 BPM2425 354 102.9 105
Show 21555+1053 BU 75 AB 26 1.1 105
Show 21555+1053 BU 75 AB,C 211 35.3 105
Show 21572+1047 A 622 284 0.2 105
Show 22010+1406 GRV 529 229 56.1 107
Show 21539+1102 GWP3105 113 4.3 107
Show 22027+1110 BPM2421 76 110.7 108
Show 21518+1336 CRC 40 Aa,Ab 138 0.7 110
Show 21518+1336 CRC 40 AB 122 10.9 110
Show 21504+1218 HJ 286 261 21.6 112
Show 22020+1058 HDS3126 269 0.5 112
Show 22019+1407 BPM2420 307 12.7 112
Show 21500+1246 SHN 42 339 0.6 116
Show 22044+1339 STF2854 84 1.6 117
Show 22042+1120 KPP 503 291 3.9 117
Show 22036+1108 BPM2423 101 114.0 119
Show 22046+1122 OSO 167 100 63.7 120
Show 22050+1130 HJ 290 281 12.2 122
Show 22057+1312 TDT3334 292 1.0 122
Show 21497+1216 J 2358 339 4.2 122
Show 22050+1128 HJ 291 264 8.7 123
Show 22065+1242 TDT3343 221 1.3 127
Show 21544+1427 BPM2412 111 93.3 127
Show 22031+1048 GRV 537 173 36.1 129
Show 21490+1304 CBL 535 237 20.8 134
Show 22067+1309 CHE 325 332 34.2 135
Show 21514+1052 LDS4917 93 41.2 138

 
 
WDS 21579+1231 : COMPONENTS
 
 
  A
B pa=236.2°
sep=136.03"
 
 
21579+1231 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 215752.92+123123.7 Mag 17.67 Spectral class M2.4 (red)
PmRA -24.00 PmDE -31.0
 
 
21579+1231 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 215745.20+123008.0 Mag 18.42 Spectral class M2.8 (red)
PmRA -27.00 PmDE -33.0 Calc delta mag 0.75 Calc coord yes