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Doubles in session


Current system
12239-2812
SKF 1120


Nearby doubles
20' : 12248-2827
BRT2993

27' : 12258-2818
KPP2504

28' : 12257-2825
STN 23AB

43' : 12259-2740
BUG 2

48' : 12205-2829
TDS8339

53' : 12267-2850
FOX 174

57' : 12274-2843
B 228

63' : 12271-2726
J 1603

64' : 12216-2716
B 227

66' : 12269-2904
RSS 287

66' : 12199-2852
TDS8333

74' : 12211-2916
B 226

74' : 12203-2909
RST1661

79' : 12191-2726
HJ 4514

82' : 12205-2920
UC 2320

86' : 12177-2836
KPP2151

92' : 12221-2940
TDS8351

93' : 12288-2706
B 229

95' : 12174-2731
UC 2308

98' : 12292-2920
RST1670

100' : 12312-2751
B 2295

103' : 12199-2644
B 2292

103' : 12298-2919
RST5367

105' : 12170-2903
KPP2134

105' : 12168-2859
B 224

110' : 12268-2630
UC 2340



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

12239-2812 SKF 1120

 
 
12h 23m 52.57s -28° 12' 03.7" P.A. 273.00 sep 16.2 mag 10.70,15.08 Sp F3Ve
 
 
Coord 2000 12239-2812 Discov num SKF1120 Comp Coord arcsec 2000 12 23 52.57 -28 12 03.7
Date first 1975 Date last 2022 Obs 11
Pa first 271 Pa last 272.5 P.A. Now (θ) 272.5°
Sep first 16.2 Sep last 16.223 Sep. Now (ρ) 16.223"
Mag pri 10.70 Mag sec 15.08 delta mag (ΔM) 4.38 Spectral class F3Ve (yellow-white)
Pri motion ra -080 Sec motion ra -091
Pri motion dec -023 Sec motion dec -025
Notes V (Proper motion indicates physical)
rPM=0.118 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hydra Tycho2 6693-00231-1 Gaia DR2 3474985784959960320 HD 107937
 
 
WDS 12239-2812 SKF 1120 : 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
12239-2812 SKF1120 2004 5 271 16.3 10.60 15.20 F3Ve -27 8651 V 122352.57-291203.7
12239-2812 SKF1120 2010 7 272 16.0 10.70 15.08 F3Ve -27 8651 V 122352.57-281203.7
12239-2812 SKF1120 2015 8 272 16.5 10.70 15.08 F3Ve -27 8651 V 122352.57-281203.7
12239-2812 SKF1120 2022 11 273 16.2 10.70 15.08 F3Ve -27 8651 V 122352.57-281203.7

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

 
 
WDS 12239-2812 SKF 1120 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12239-2812 SKF 1120 : MEASURES
 
 
No records found.

 
 
WDS 12239-2812 : VIRTUAL EYEPIECE
 
 

12239-2812 SKF1120A mag 10.7 Sp F3Ve 12239-2812 SKF1120B sep 16.2 P.A. 272.50 mag 15.08 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 12239-2812 : ALADIN DSS IMAGE @ 12h 23m 52.57s -28° 12' 03.7"
 
 
 
 
WDS 12239-2812 SKF 1120 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12239-2812 SKF1120 distance=0' 12248-2827 BRT2993 distance=20' 12258-2818 KPP2504 distance=27' 12257-2825 STN 23AB distance=28' 12257-2825 SKF1918AC distance=28' 12259-2740 BUG 2 distance=43' 12205-2829 TDS8339 distance=48' 12267-2850 FOX 174 distance=53' 12274-2843 B 228 distance=57' 12271-2726 J 1603 distance=63' 12216-2716 B 227 distance=64' 12269-2904 RSS 287 distance=66' 12199-2852 TDS8333 distance=66' 12211-2916 B 226 distance=74' 12203-2909 RST1661 distance=74' 12191-2726 HJ 4514 distance=79' 12205-2920 UC 2320 distance=82' 12177-2836 KPP2151 distance=86' 12221-2940 TDS8351 distance=92' 12288-2706 B 229 distance=93' 12174-2731 UC 2308 distance=95' 12292-2920 RST1670 distance=98' 12312-2751 B 2295 distance=100' 12199-2644 B 2292 distance=103' 12298-2919 RST5367 distance=103' 12170-2903 KPP2134 distance=105' 12168-2859 B 224 distance=105' 12268-2630 UC 2340 distance=110' 12311-2906 LDS5754 distance=110' 12297-2647 RST1671 distance=115' 12155-2738 B 223 distance=117' 12163-2706 HJ 4509CD distance=120' 12267-3005 LDS5752 distance=120' 12163-2706 DAW 102AB distance=121' 12163-2706 HJ 4509AC distance=121' 12208-3009 UC 2322 distance=125' 12157-2709 TDS8288 distance=126' 12238-3020 SEE 150 distance=129' 12269-3016 GKM9285Aa,Ab distance=130' 12169-2942 LDS 400 distance=130' 12160-2937 DAW 138 distance=134' 12295-2618 UC 2348 distance=136' 12187-3014 TDS8316 distance=140' 12134-2752 RST1655 distance=140' 12342-2738 KPP2724 distance=142' 12278-3025 BRT2994 distance=143' 12347-2812 RST1678 distance=143' 12340-2725 UC 2359 distance=144' 12131-2745 TDS8270 distance=146' 12137-2719 B 221 distance=146' 12213-3033 TOK 789 distance=146' 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 12239-2812 SKF1120 273 16.2 0
Show 12248-2827 BRT2993 46 4.1 20
Show 12258-2818 KPP2504 220 22.5 27
Show 12257-2825 STN 23 AB 298 34.4 28
Show 12257-2825 SKF1918 AC 278 8.9 28
Show 12259-2740 BUG 2 250 0.3 43
Show 12205-2829 TDS8339 93 0.6 48
Show 12267-2850 FOX 174 311 13.9 53
Show 12274-2843 B 228 130 0.3 57
Show 12271-2726 J 1603 59 8.7 63
Show 12216-2716 B 227 336 0.2 64
Show 12269-2904 RSS 287 42 7.6 66
Show 12199-2852 TDS8333 111 0.6 66
Show 12211-2916 B 226 223 6.2 74
Show 12203-2909 RST1661 49 0.7 74
Show 12191-2726 HJ 4514 140 15.4 79
Show 12205-2920 UC 2320 79 18.6 82
Show 12177-2836 KPP2151 264 17.6 86
Show 12221-2940 TDS8351 66 0.5 92
Show 12288-2706 B 229 278 1.0 93
Show 12174-2731 UC 2308 83 67.4 95
Show 12292-2920 RST1670 296 0.5 98
Show 12312-2751 B 2295 2 8.1 100
Show 12199-2644 B 2292 338 12.7 103
Show 12298-2919 RST5367 295 0.8 103
Show 12170-2903 KPP2134 272 17.4 105
Show 12168-2859 B 224 151 0.8 105
Show 12268-2630 UC 2340 297 10.4 110
Show 12311-2906 LDS5754 119 114.2 110
Show 12297-2647 RST1671 194 0.9 115
Show 12155-2738 B 223 11 1.4 117
Show 12163-2706 HJ 4509 CD 288 8.1 120
Show 12267-3005 LDS5752 359 150.7 120
Show 12163-2706 DAW 102 AB 356 2.3 121
Show 12163-2706 HJ 4509 AC 112 28.0 121
Show 12208-3009 UC 2322 205 17.4 125
Show 12157-2709 TDS8288 54 0.4 126
Show 12238-3020 SEE 150 99 19.0 129
Show 12269-3016 GKM9285 Aa,Ab 61 0.2 130
Show 12169-2942 LDS 400 199 6.5 130
Show 12160-2937 DAW 138 317 1.0 134
Show 12295-2618 UC 2348 72 13.7 136
Show 12187-3014 TDS8316 85 0.4 140
Show 12134-2752 RST1655 55 0.5 140
Show 12342-2738 KPP2724 42 5.6 142
Show 12278-3025 BRT2994 126 5.2 143
Show 12347-2812 RST1678 195 3.0 143
Show 12340-2725 UC 2359 315 23.3 144
Show 12131-2745 TDS8270 131 0.8 146
Show 12137-2719 B 221 103 0.3 146
Show 12213-3033 TOK 789 185 0.5 146

 
 
WDS 12239-2812 : COMPONENTS
 
 
  A
B pa=272.5°
sep=16.22"
 
 
12239-2812 A
 
 
Coord arcsec 2000 122352.57-281203.7 Mag 10.7 Spectral class F3Ve (yellow-white) PmRA -80.00
PmDE -23.0 Tycho2 6693-00231-1
Tycho2
Tycho2 6693-00231-1 Pflag RAmdeg 185.96903069 DEmdeg -28.20101983
PmRA -86.5 PmDE -24.4 E RAmdeg 49 E DEmdeg 61
E pmRA 2.9 E pmDE 2.7 EpRAm 1988.11 EpDEm 1984.44
Num 3 Q RAmdeg 0.9 Q DEmdeg 0.2 Q pmRA 0.9
Q pmDE 0.2 BTmag 12.038 E BTmag 0.144 VTmag 10.750
E VTmag 0.072 Prox 999 TYC HIP
CCDM RAdeg 185.96925500 DEdeg -28.20096417 EpRA 1990 1.77
EpDE 1990 1.77 E RAdeg 50.2 E DEdeg 63.9 Posflg
Corr 0.1
 
 
12239-2812 B
 
 
Coord arcsec 2000 122351.34-281203.0 Mag 15.08 PmRA -91.00 PmDE -25.0
HD 107937 Delta magnitude 4.38 Coordinate calculated yes