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Doubles in session


Current system
12446-2315
HDS 1784


Nearby doubles
20' : 12443-2334
KPP2276

48' : 12478-2255
KPP3880

57' : 12434-2409
NSN 102

67' : 12414-2226
DAW 104

73' : 12459-2425
HJ 4549

77' : 12464-2203
I 515

83' : 12420-2202
DON 547

84' : 12506-2330
ARA1796

87' : 12426-2437
HJ 4542

88' : 12438-2442
TDS8506

89' : 12485-2426
ARA2183

92' : 12506-2355
UC 2414

96' : 12384-2236
ARA1795

99' : 12408-2152
TOI 772

103' : 12375-2246
CVR 659

106' : 12482-2448
HJ 4551

117' : 12530-2302
UC 2422

121' : 12434-2514
I 908AB

122' : 12429-2514
UC 2389

126' : 12427-2518
KPP 921

133' : 12411-2112
SLW 758

134' : 12520-2442
B 235

135' : 12351-2341
ARA2181

137' : 12370-2150
B 1719

139' : 12497-2515
B 233

142' : 12473-2059
ARA1098



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

12446-2315 HDS 1784

 
 
12h 44m 38.79s -23° 15' 04.2" P.A. 45.00 sep 0.5 mag 9.31,12.94 Sp F7V dist. 131.75 pc (429.77 l.y.)
 
 
Coord 2000 12446-2315 Discov num HDS1784 Comp Coord arcsec 2000 12 44 38.79 -23 15 04.2
Date first 1991 Date last 2019 Obs 6
Pa first 62 Pa last 45.1 P.A. Now (θ) 45.1°
Sep first 0.5 Sep last 0.528 Sep. Now (ρ) 0.528"
Mag pri 9.31 Mag sec 12.94 delta mag (ΔM) 3.63 Spectral class F7V (yellow-white)
Pri motion ra -071 Sec motion ra
Pri motion dec +034 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hydra SAO 181072 HIP 62183 Tycho2 6684-00389-1
Gaia DR2 3501878533705273472 HD 110790 BD BD-22 3442 CD CD-22 9600
CP CP-22 5471 Distance 131.75 Distance ly 429.77
 
 
WDS 12446-2315 HDS 1784 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HDS Hipparcos Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12446-2315 HDS1784 1991 1 62 0.5 9.31 12.94 F7V 124438.79-231504.2
12446-2315 HDS1784 2012 5 48 0.5 9.31 12.94 F7V 124438.79-231504.2
12446-2315 HDS1784 2019 6 45 0.5 9.31 12.94 F7V 124438.79-231504.2

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

 
 
WDS 12446-2315 HDS 1784 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12446-2315 HDS 1784 : MEASURES
 
 
No records found.

 
 
WDS 12446-2315 : VIRTUAL EYEPIECE
 
 

12446-2315 HDS1784A mag 9.31 Sp F7V 12446-2315 HDS1784B sep 0.5 P.A. 42.70 mag 12.94 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 12446-2315 : ALADIN DSS IMAGE @ 12h 44m 38.79s -23° 15' 04.2"
 
 
 
 
WDS 12446-2315 HDS 1784 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12446-2315 HDS1784 distance=0' 12443-2334 KPP2276 distance=20' 12478-2255 KPP3880 distance=48' 12434-2409 NSN 102 distance=57' 12414-2226 DAW 104 distance=67' 12459-2425 HJ 4549 distance=73' 12464-2203 I 515 distance=77' 12420-2202 DON 547 distance=83' 12506-2330 ARA1796 distance=84' 12426-2437 HJ 4542 distance=87' 12438-2442 TDS8506 distance=88' 12485-2426 ARA2183 distance=89' 12506-2355 UC 2414 distance=92' 12384-2236 ARA1795 distance=96' 12408-2152 TOI 772 distance=99' 12375-2246 CVR 659 distance=103' 12482-2448 HJ 4551 distance=106' 12530-2302 UC 2422 distance=117' 12434-2514 B 2739CD distance=120' 12434-2514 I 908AB distance=121' 12434-2514 I 908AC distance=121' 12429-2514 UC 2389 distance=122' 12427-2518 KPP 921 distance=126' 12411-2112 SLW 758 distance=133' 12520-2442 B 235 distance=134' 12351-2341 ARA2181 distance=135' 12370-2150 B 1719 distance=137' 12497-2515 B 233 distance=139' 12473-2059 ARA1098 distance=142' 12506-2117 STN 25 distance=145' 12340-2312 DON 537BC distance=147' 12369-2135 DON 542 distance=147' 12340-2312 DON 537A,BC distance=147' 12465-2051 RST2814AB distance=147' 12493-2527 DON 560 distance=147' 12487-2534 DON 558 distance=150' 12338-2331 TOK 559 distance=150' 12393-2528 UC 2379 distance=152' 12335-2300 DON 535 distance=155' 12401-2544 BRT2995 distance=161' 12413-2552 UC 2385 distance=163' 12333-2410 ARA2180 distance=166' 12527-2519 TDS8568 distance=166' 12453-2601 UC 2397 distance=167' 12444-2604 HU 1497 distance=170' 12342-2447 TDS8438 distance=171' 12541-2509 KPP 280 distance=173' 12318-2314 ARA1793 distance=177' 12462-2010 SLW 771 distance=187' 12582-2303 TOK 563AB distance=187' 12386-2027 KPP1910 distance=188' 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 12446-2315 HDS1784 45 0.5
Show 12443-2334 KPP2276 87 19.2 20
Show 12478-2255 KPP3880 128 1.9 48
Show 12434-2409 NSN 102 3 6.5 57
Show 12414-2226 DAW 104 271 3.1 67
Show 12459-2425 HJ 4549 87 12.0 73
Show 12464-2203 I 515 302 10.2 77
Show 12420-2202 DON 547 69 2.6 83
Show 12506-2330 ARA1796 165 14.1 84
Show 12426-2437 HJ 4542 62 38.4 87
Show 12438-2442 TDS8506 72 2.9 88
Show 12485-2426 ARA2183 222 8.0 89
Show 12506-2355 UC 2414 168 11.9 92
Show 12384-2236 ARA1795 63 11.0 96
Show 12408-2152 TOI 772 165 2.3 99
Show 12375-2246 CVR 659 312 12.8 103
Show 12482-2448 HJ 4551 305 12.0 106
Show 12530-2302 UC 2422 335 18.3 117
Show 12434-2514 B 2739 CD 295 7.7 120
Show 12434-2514 I 908 AB 154 3.5 121
Show 12434-2514 I 908 AC 21 39.8 121
Show 12429-2514 UC 2389 50 17.6 122
Show 12427-2518 KPP 921 1 7.6 126
Show 12411-2112 SLW 758 129 171.6 133
Show 12520-2442 B 235 63 2.7 134
Show 12351-2341 ARA2181 10.8 135
Show 12370-2150 B 1719 132 0.8 137
Show 12497-2515 B 233 285 2.3 139
Show 12473-2059 ARA1098 75 10.3 142
Show 12506-2117 STN 25 182 13.1 145
Show 12340-2312 DON 537 BC 239 0.7 147
Show 12369-2135 DON 542 94 0.7 147
Show 12340-2312 DON 537 A,BC 77 15.2 147
Show 12465-2051 RST2814 AB 292 0.1 147
Show 12493-2527 DON 560 267 2.5 147
Show 12487-2534 DON 558 279 4.9 150
Show 12338-2331 TOK 559 166 999.9 150
Show 12393-2528 UC 2379 112 10.7 152
Show 12335-2300 DON 535 222 0.4 155
Show 12401-2544 BRT2995 7 4.8 161
Show 12413-2552 UC 2385 19 49.4 163
Show 12333-2410 ARA2180 276 6.3 166
Show 12527-2519 TDS8568 330 0.8 166
Show 12453-2601 UC 2397 104 47.0 167
Show 12444-2604 HU 1497 326 1.6 170
Show 12342-2447 TDS8438 11 0.6 171
Show 12541-2509 KPP 280 306 4.8 173
Show 12318-2314 ARA1793 38 5.9 177
Show 12462-2010 SLW 771 108 64.0 187
Show 12582-2303 TOK 563 AB 105 999.9 187
Show 12386-2027 KPP1910 330 15.1 188

 
 
WDS 12446-2315 : COMPONENTS
 
 
  A
B pa=42.7°
sep=0.51"
 
 
12446-2315 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 124438.79-231504.2 Mag 9.31 Spectral class F7V (yellow-white)
PmRA -71.00 PmDE 34.0 SAO 181072 HIP 62183
Tycho2 6684-00389-1 HD 110790 BD BD-22 3442 CD CD-22 9600
CP CP-22 5471
Tycho2
Tycho2 6684-00389-1 Pflag RAmdeg 191.16143915 DEmdeg -23.25109419
PmRA -74.3 PmDE 30.5 E RAmdeg 12 E DEmdeg 13
E pmRA 1.7 E pmDE 1.4 EpRAm 1990.67 EpDEm 1988.91
Num 8 Q RAmdeg 0.9 Q DEmdeg 1.3 Q pmRA 0.9
Q pmDE 1.2 BTmag 9.787 E BTmag 0.026 VTmag 9.189
E VTmag 0.020 Prox 999 TYC T HIP 62183
CCDM AB RAdeg 191.16162722 DEdeg -23.25116444 EpRA 1990 1.64
EpDE 1990 1.63 E RAdeg 11.8 E DEdeg 14.2 Posflg
Corr 0.1
SAO
SAO 181072 DelFlag RA1950 PmRA1950 -0.0047
DE1950 PmDE1950 0.055 Vmag 8.8 SpType F8
Double code Source 25 CatNum 9559 DM CD-22 9600
DMcomp BDsup HD 110790 M HD 0
GC RA1950rad 3.32484616 DE1950rad -0.40104078 PmRA2000 -0.0046
PmDE2000 0.06
Hipparcos
Catalog H HIP 62183 Proxy H RAhms 12 44 38.79
DEdms -23 15 04.2 Vmag 9.15 VarFlag R Vmag H
RAdeg 191.162 DEdeg -23.2512 AstroRef A Plx 7.22
CCDM 12446-2315 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual D M HIP AB
Theta 62 Rho 0.451 HD 110790 BD BD-22 3442
CD CD-22 9600 CP CP-22 5471 Dm number -22 3442 VIred 0.63
SpType F7V R SpType Coord arcsec 2000 124438.79-231504.2
Hipparcos 2
HIP 62183 Sn 15 So 3 Nc 2
RArad 3.3363998624 DErad -0.4058095178 Plx 7.59 PmRA -70.6
PmDE 32.11 E RArad 1.31 E DErad 0.86 E Plx 1.29
E pmRA 1.51 E pmDE 0.91 Hpmag 9.2685 E Hpmag 0.0031
SHp 0.02 VA 0 BV 0.552 E BV 0.028
VI 0.62
CCDM
Ccdm 12446-2315 RComp Comp A Note1
Note2 Discov num DRAs 2.75 DDEs -3.9
R dRAs 82 Year Theta Rho
Obs 2 Vmag 9.3 Sp F7 PmNote *
PmRA -71 PmDE 34 Dm number -22 3442 Cat1 BD
Name2 181072 Cat2 SAO HD 110790 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 62183
 
 
12446-2315 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 124438.81-231503.8 Mag 12.94 Calc delta mag 3.63
Calc coord yes
CCDM
Ccdm 12446-2315 RComp Comp B Note1
Note2 Discov num HDS DRAs 2.77 DDEs -3.7
R dRAs 82 Year 1991 Theta 62 Rho 0.5
Obs 1 Vmag 12.9 Sp PmNote *
PmRA -71 PmDE 34 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 62183