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Doubles in session


Current system
12547-4508
B 1217 AB


Nearby doubles
23' : 12547-4531
DON 564

24' : 12544-4445
KPP1172

31' : 12530-4532
RST4967

33' : 12561-4438
TDS8598

34' : 12523-4529
HU 1499

44' : 12583-4446
B 1219

45' : 12565-4427
KPP1109

51' : 12546-4559
UC 2430AB

52' : 12499-4505
PST 3

60' : 12491-4504
TDS8538

60' : 12525-4603
CPO 354

61' : 12545-4608
B 2305

62' : 12558-4607
LDS6181

65' : 12530-4406
TOI1217

70' : 12580-4609
TDS8614

70' : 12484-4528
SKF1585

72' : 13015-4511
B 1221

75' : 12568-4357
UC 2439

80' : 13002-4602
TDS8634

82' : 12585-4618
DON 568

84' : 12474-4440
TVB 257

88' : 12590-4623
TDS8626

88' : 12565-4342
TDS8603

88' : 12542-4635
HTS 27AB

90' : 12487-4405
HU 1498

95' : 13019-4412
DON 574



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

12547-4508 B 1217 AB

 
 
12h 54m 44.68s -45° 07' 38.4" P.A. 265.00 sep 0.4 mag 10.56,10.52 Sp A7
 
 
Coord 2000 12547-4508 Discov num B  1217 Comp AB Coord arcsec 2000 12 54 44.68 -45 07 38.4
Date first 1928 Date last 1991 Obs 4
Pa first 264 Pa last 265.3 P.A. Now (θ) 265.3°
Sep first 0.4 Sep last 0.42 Sep. Now (ρ) 0.42"
Mag pri 10.56 Mag sec 10.52 delta mag (ΔM) 0.04 Spectral class A7 (white)
Pri motion ra -002 Sec motion ra -002
Pri motion dec +005 Sec motion dec +005
Notes
Nature of this double is uncertain.
 
 
12547-4508 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 223751 12 54 45 -45 07 38 B 1217 AB 1991 4 265 0.4 10.56 10.52 0.04 <===
Show 223751 12 54 45 -45 07 38 B 1217 AB,C 1999 5 90 5.3 9.50 13.50 4.00
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Centaurus SAO 223751 Tycho2 8245-00053-1
 
 
WDS 12547-4508 B 1217 AB : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
B van den Bos, W.H.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
12547-4508 B 1217 AB 1991 4 265 0.4 10.56 10.52 A7 -44 8320 125444.68-450738.4

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

 
 
WDS 12547-4508 B 1217 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12547-4508 B 1217 AB : MEASURES
 
 
No records found.

 
 
WDS 12547-4508 : VIRTUAL EYEPIECE
 
 

12547-4508 B 1217A mag 10.56 Sp A7 12547-4508 B 1217B sep 0.4 P.A. 265.30 mag 10.52 12547-4508 B 1217C sep 5.3 P.A. 90.40 mag 13.5 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 12547-4508 : ALADIN DSS IMAGE @ 12h 54m 44.68s -45° 07' 38.4"
 
 
 
 
WDS 12547-4508 B 1217 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12547-4508 B 1217AB distance=1' 12547-4508 B 1217AB,C distance=1' 12547-4531 DON 564 distance=23' 12544-4445 KPP1172 distance=24' 12530-4532 RST4967 distance=31' 12561-4438 TDS8598 distance=33' 12523-4529 HU 1499 distance=34' 12583-4446 B 1219 distance=44' 12565-4427 KPP1109 distance=45' 12546-4559 UC 2430AB distance=51' 12546-4559 KPP4377AC distance=51' 12499-4505 PST 3 distance=52' 12491-4504 TDS8538 distance=60' 12525-4603 CPO 354 distance=60' 12545-4608 B 2305 distance=61' 12558-4607 LDS6181 distance=62' 12530-4406 TOI1217 distance=65' 12580-4609 TDS8614 distance=70' 12484-4528 SKF1585 distance=70' 13015-4511 B 1221 distance=72' 12568-4357 UC 2439 distance=75' 13002-4602 TDS8634 distance=80' 12585-4618 DON 568 distance=82' 12474-4440 TVB 257 distance=84' 12590-4623 TDS8626 distance=88' 12565-4342 TDS8603 distance=88' 12542-4635 HTS 27AB distance=88' 12542-4635 HTS 27AC distance=88' 12542-4635 HTS 27AD distance=88' 12542-4635 HTS 27AE distance=88' 12542-4635 HTS 27AF distance=88' 12542-4635 HTS 27AG distance=88' 12542-4635 HTS 27AH distance=88' 12487-4405 HU 1498 distance=90' 13019-4412 DON 574 distance=95' 13026-4554 SKF 897 distance=95' 13038-4456 DON 577 distance=98' 12455-4507 UC 2398 distance=98' 12564-4650 RST 614 distance=103' 12545-4651 RST 613 distance=104' 12464-4605 NZO 31AB distance=105' 12464-4605 I 9024AC distance=105' 12596-4641 TDS8631 distance=106' 12455-4552 HDS1789Aa,Ab distance=108' 12455-4552 DON 554AB distance=108' 12564-4657 RST 615 distance=111' 12512-4652 HJ 4552 distance=111' 12474-4347 UC 2406 distance=113' 12440-4459 HU 1496 distance=115' 12579-4318 TDS8613 distance=115' 12474-4344 KIR 16 distance=115' 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 12547-4508 B 1217 AB 265 0.4 1
Show 12547-4508 B 1217 AB,C 90 5.3 1
Show 12547-4531 DON 564 349 2.3 23
Show 12544-4445 KPP1172 27 9.2 24
Show 12530-4532 RST4967 193 0.2 31
Show 12561-4438 TDS8598 307 0.4 33
Show 12523-4529 HU 1499 288 1.6 34
Show 12583-4446 B 1219 176 1.8 44
Show 12565-4427 KPP1109 59 8.8 45
Show 12546-4559 UC 2430 AB 183 53.7 51
Show 12546-4559 KPP4377 AC 125 2.2 51
Show 12499-4505 PST 3 15 11.3 52
Show 12491-4504 TDS8538 100 1.1 60
Show 12525-4603 CPO 354 282 8.6 60
Show 12545-4608 B 2305 164 5.2 61
Show 12558-4607 LDS6181 316 18.4 62
Show 12530-4406 TOI1217 243 1.2 65
Show 12580-4609 TDS8614 293 0.6 70
Show 12484-4528 SKF1585 163 11.1 70
Show 13015-4511 B 1221 44 2.8 72
Show 12568-4357 UC 2439 298 24.1 75
Show 13002-4602 TDS8634 339 1.6 80
Show 12585-4618 DON 568 81 2.8 82
Show 12474-4440 TVB 257 234 5.7 84
Show 12590-4623 TDS8626 137 0.5 88
Show 12565-4342 TDS8603 194 0.5 88
Show 12542-4635 HTS 27 AB 135 7.7 88
Show 12542-4635 HTS 27 AC 54 19.2 88
Show 12542-4635 HTS 27 AD 177 21.4 88
Show 12542-4635 HTS 27 AE 46 21.9 88
Show 12542-4635 HTS 27 AF 122 21.9 88
Show 12542-4635 HTS 27 AG 217 23.6 88
Show 12542-4635 HTS 27 AH 33 25.4 88
Show 12487-4405 HU 1498 247 5.0 90
Show 13019-4412 DON 574 5 2.9 95
Show 13026-4554 SKF 897 320 5.2 95
Show 13038-4456 DON 577 331 1.9 98
Show 12455-4507 UC 2398 172 36.3 98
Show 12564-4650 RST 614 317 1.6 103
Show 12545-4651 RST 613 93 5.8 104
Show 12464-4605 NZO 31 AB 17 1.5 105
Show 12464-4605 I 9024 AC 215 24.5 105
Show 12596-4641 TDS8631 325 0.5 106
Show 12455-4552 HDS1789 Aa,Ab 10 0.1 108
Show 12455-4552 DON 554 AB 313 1.3 108
Show 12564-4657 RST 615 64 0.7 111
Show 12512-4652 HJ 4552 314 29.0 111
Show 12474-4347 UC 2406 69 15.9 113
Show 12440-4459 HU 1496 308 2.6 115
Show 12579-4318 TDS8613 145 0.5 115
Show 12474-4344 KIR 16 169 49.5 115

 
 
WDS 12547-4508 : COMPONENTS
 
 
  A B
B pa=265.3°
sep=0.42"
 
C pa=90.4°
sep=5.26"
pa=90.0°
sep=5.68"
 
 
12547-4508 A
 
 
Coord arcsec 2000 125444.68-450738.4 Mag 10.56 Spectral class A7 (white) PmRA -2.00
PmDE 5.0
CCDM
Ccdm 12547-4508 RComp Comp A Note1
Note2 Discov num DRAs 2.64 DDEs 20.8
R dRAs 10 Year Theta Rho
Obs 3 Vmag 10.1 Sp A7 PmNote *
PmRA -2 PmDE -10 Dm number -44 8320 Cat1 CD
Name2 223751 Cat2 SAO HD M HD
ADS BDS M ADS BDS N IDS IDS 12491S4435A
HIC
 
 
12547-4508 B
 
 
Coord arcsec 2000 125444.64-450738.4 Mag 10.52 PmRA -2.00 PmDE 5.0
Tycho2 8245-00053-1 Delta magnitude 0.04 Coordinate calculated yes
Tycho2
Tycho2 8245-00053-1 Pflag RAmdeg 193.68617418 DEmdeg -45.12733510
PmRA -2.2 PmDE 4.6 E RAmdeg 12 E DEmdeg 15
E pmRA 1.8 E pmDE 1.8 EpRAm 1991.44 EpDEm 1991.12
Num 3 Q RAmdeg 0.8 Q DEmdeg 0.2 Q pmRA 0.8
Q pmDE 0.2 BTmag 10.206 E BTmag 0.024 VTmag 9.870
E VTmag 0.024 Prox 999 TYC T HIP
CCDM RAdeg 193.68618111 DEdeg -45.12734528 EpRA 1990 1.90
EpDE 1990 1.92 E RAdeg 12.2 E DEdeg 14.7 Posflg
Corr 0.0
CCDM
Ccdm 12547-4508 RComp Comp B Note1
Note2 Discov num B 1217 DRAs DDEs
R dRAs Year 1928 Theta 266 Rho 0.4
Obs 2 Vmag 10.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 12491S4435B
HIC
 
 
12547-4508 C
 
 
Coord arcsec 2000 125445.18-450738.4 Mag 13.5 PmRA 159.00 PmDE -1.0
Delta magnitude 2.94 Coordinate calculated yes
CCDM
Ccdm 12547-4508 RComp Comp C Note1
Note2 Discov num B 1217 DRAs DDEs
R dRAs Year 1928 Theta 092 Rho 5.3
Obs 2 Vmag 13.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 12491S4435C
HIC