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Doubles in session


Current system
16121+0318
SKF 2840 AB


Nearby doubles
32' : 16142+0317
CVR 815

33' : 16114+0348
BAL2876

43' : 16105+0354
KU 110AB

47' : 16123+0232
UC 3134

48' : 16144+0351
TLB 84

65' : 16122+0423
CVR 814

69' : 16077+0258
UC 3122

75' : 16078+0355
BAL2875

75' : 16153+0416
STF2027

76' : 16171+0319
GWP2615

85' : 16087+0210
BAL1913

89' : 16176+0350
GWP2618

92' : 16061+0333
RAO 599

92' : 16169+0415
KPP 363

98' : 16057+0255
A 2178

101' : 16188+0305
TDS9834

104' : 16178+0417
HEI 891

108' : 16106+0503
BRT2163

111' : 16195+0314
ART 3

116' : 16197+0301
LDS4661

116' : 16172+0445
GWP2616

119' : 16139+0123
RST5407

123' : 16095+0515
SLW1165

126' : 16049+0213
HEI 793

130' : 16038+0237
BAL1912

130' : 16204+0243
GWP2626



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

16121+0318 SKF 2840 AB

 
 
16h 12m 04.65s +03° 18' 20.7" P.A. 10.00 sep 33.1 mag 11.53,14.31 Sp M2V+M3.5V
 
 
Coord 2000 16121+0318 Discov num SKF2840 Comp AB Coord arcsec 2000 16 12 04.65 +03 18 20.7
Date first 1954 Date last 2016 Obs 13
Pa first 13 Pa last 9.9 P.A. Now (θ) 9.9°
Sep first 31.6 Sep last 33.101 Sep. Now (ρ) 33.101"
Mag pri 11.53 Mag sec 14.31 delta mag (ΔM) 2.78 Spectral class M2V+M3.5V (red/red)
Pri motion ra +029 Sec motion ra +037
Pri motion dec -060 Sec motion dec -064
Notes T (Parallax indicates physical)
rPM=0.121 (< 0.3, Physical double)
This double is physical.
 
 
16121+0318 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 16 12 05 +03 18 21 GKM 9354 Aa,Ab 2023 3 98 0.1 11.80 11.90 0.10
Show 16 12 05 +03 18 21 SKF 2840 AB 2016 13 10 33.1 11.53 14.31 2.78 <===
Show 16 12 05 +03 18 53 GKM 9354 Ba,Bb 2023 2 359 0.5 14.70 14.70 0.00
Quadruple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Serpens
 
 
WDS 16121+0318 SKF 2840 AB : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
SKF Skiff, B.A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
16121+0318 SKF2840 AB 2016 13 10 33.1 11.53 14.31 M2V+M3.5V T 161204.65+031820.7

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

 
 
WDS 16121+0318 SKF 2840 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16121+0318 SKF 2840 AB : MEASURES
 
 
No records found.

 
 
WDS 16121+0318 : VIRTUAL EYEPIECE
 
 

16121+0318 SKF2840A mag 11.53 Sp M2V 16121+0318 GKM9354Ab sep 0.1 P.A. 98.00 mag 11.9 16121+0318 GKM9354B sep 33.2 P.A. 9.60 mag 14.7 Sp M3.5V 16121+0318 GKM9354Bb sep 33.6 P.A. 9.50 mag 14.7 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 16121+0318 : ALADIN DSS IMAGE @ 16h 12m 04.65s +03° 18' 20.7"
 
 
 
 
WDS 16121+0318 SKF 2840 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16121+0318 SKF2840AB distance=1' 16121+0318 GKM9354Aa,Ab distance=1' 16121+0318 GKM9354Ba,Bb distance=1' 16142+0317 CVR 815 distance=32' 16114+0348 BAL2876 distance=33' 16105+0354 KU 110AB distance=43' 16105+0354 DAM 694AC distance=43' 16123+0232 UC 3134 distance=47' 16144+0351 TLB 84 distance=48' 16122+0423 CVR 814 distance=65' 16077+0258 UC 3122 distance=69' 16078+0355 BAL2875 distance=75' 16153+0416 STF2027 distance=75' 16171+0319 GWP2615 distance=76' 16087+0210 BAL1913 distance=85' 16176+0350 GWP2618 distance=89' 16061+0333 RAO 599 distance=92' 16169+0415 KPP 363 distance=92' 16057+0255 A 2178 distance=98' 16188+0305 TDS9834 distance=101' 16178+0417 HEI 891 distance=104' 16106+0503 BRT2163 distance=108' 16195+0314 ART 3 distance=111' 16197+0301 LDS4661 distance=116' 16172+0445 GWP2616 distance=116' 16139+0123 RST5407 distance=119' 16095+0515 SLW1165 distance=123' 16049+0213 HEI 793 distance=126' 16038+0237 BAL1912 distance=130' 16204+0243 GWP2626 distance=130' 16077+0122 J 1642 distance=134' 16038+0414 GWP2583 distance=136' 16087+0524 HDS2278 distance=136' 16102+0106 CVR 813 distance=136' 16145+0531 STF2023 distance=138' 16211+0250 HEI 794AB distance=139' 16033+0231 BAL1911 distance=140' 16189+0144 BAL1470 distance=140' 16168+0118 A 2180A,BC distance=141' 16168+0118 A 2180BC distance=141' 16200+0437 TDS9843 distance=143' 16169+0113 A 2181 distance=145' 16064+0122 J 3323 distance=145' 16216+0255 FMR 125 distance=146' 16024+0339 CAB 4 distance=147' 16024+0339 BDT 3Aa,Ab distance=147' 16076+0106 BAL1468 distance=150' 16203+0151 A 2232 distance=151' 16117+0048 LSC 63 distance=151' 16118-0041 RST5046 distance=158' 16152-0048 DOO 62 distance=158' 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 16121+0318 SKF2840 AB 10 33.1 1
Show 16121+0318 GKM9354 Aa,Ab 98 0.1 1
Show 16121+0318 GKM9354 Ba,Bb 359 0.5 1
Show 16142+0317 CVR 815 146 8.7 32
Show 16114+0348 BAL2876 48 15.6 33
Show 16105+0354 KU 110 AB 271 61.6 43
Show 16105+0354 DAM 694 AC 264 17.6 43
Show 16123+0232 UC 3134 344 50.5 47
Show 16144+0351 TLB 84 177 24.1 48
Show 16122+0423 CVR 814 61 19.7 65
Show 16077+0258 UC 3122 296 26.9 69
Show 16078+0355 BAL2875 358 6.0 75
Show 16153+0416 STF2027 80 1.9 75
Show 16171+0319 GWP2615 93 7.5 76
Show 16087+0210 BAL1913 343 12.6 85
Show 16176+0350 GWP2618 11 43.6 89
Show 16061+0333 RAO 599 298 0.6 92
Show 16169+0415 KPP 363 135 5.0 92
Show 16057+0255 A 2178 327 1.3 98
Show 16188+0305 TDS9834 307 0.4 101
Show 16178+0417 HEI 891 116 1.3 104
Show 16106+0503 BRT2163 6 4.4 108
Show 16195+0314 ART 3 71 0.7 111
Show 16197+0301 LDS4661 206 188.4 116
Show 16172+0445 GWP2616 91 46.9 116
Show 16139+0123 RST5407 223 1.0 119
Show 16095+0515 SLW1165 300 178.6 123
Show 16049+0213 HEI 793 196 1.5 126
Show 16038+0237 BAL1912 245 4.6 130
Show 16204+0243 GWP2626 107 50.1 130
Show 16077+0122 J 1642 132 4.2 134
Show 16038+0414 GWP2583 335 115.5 136
Show 16087+0524 HDS2278 112 0.3 136
Show 16102+0106 CVR 813 22 11.2 136
Show 16145+0531 STF2023 222 1.8 138
Show 16211+0250 HEI 794 AB 59 1.7 139
Show 16033+0231 BAL1911 236 16.8 140
Show 16189+0144 BAL1470 159 10.2 140
Show 16168+0118 A 2180 A,BC 97 48.5 141
Show 16168+0118 A 2180 BC 309 1.2 141
Show 16200+0437 TDS9843 129 1.4 143
Show 16169+0113 A 2181 88 0.6 145
Show 16064+0122 J 3323 159 5.1 145
Show 16216+0255 FMR 125 136 32.1 146
Show 16024+0339 CAB 4 253 86.3 147
Show 16024+0339 BDT 3 Aa,Ab 181 0.6 147
Show 16076+0106 BAL1468 121 3.6 150
Show 16203+0151 A 2232 200 0.7 151
Show 16117+0048 LSC 63 166 0.6 151
Show 16118-0041 RST5046 357 1.1 158
Show 16152-0048 DOO 62 195 1.0 158

 
 
WDS 16121+0318 : COMPONENTS
 
 
  A Ab B
Ab pa=98.0°
sep=0.14"
 
B pa=9.6°
sep=33.17"
pa=9.4°
sep=33.16"
 
Bb pa=9.5°
sep=33.63"
pa=9.2°
sep=33.62"
pa=358.7°
sep=0.47"
 
 
16121+0318 A
 
 
Coord arcsec 2000 161204.65+031820.7 Mag 11.53 Spectral class M2V (red) PmRA 29.00
PmDE -60.0
 
 
16121+0318 Ab
 
 
Coord arcsec 2000 161204.66+031820.7 Mag 11.9 Delta magnitude 0.1 Coordinate calculated yes
 
 
16121+0318 B
 
 
Coord arcsec 2000 161205.02+031853.4 Coord calc 161205.03+031853.3 Mag 14.7 Composed magnitude 14.31
Spectral class M3.5V (red) PmRA 37.00 PmDE -64.0 Delta magnitude 2.9
 
 
16121+0318 Bb
 
 
Coord arcsec 2000 161205.02+031853.9 Mag 14.7 Delta magnitude 2.9 Coordinate calculated yes