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Current system
16554-6316
HDO 261


Nearby doubles
13' : 16535-6317
RST 885

25' : 16590-6312
HJ 4894

27' : 16584-6333
TDT 162

27' : 16592-6324
RST 890

29' : 16559-6344
TDT 151

39' : 16494-6324
RST 882

39' : 16522-6244
I 574

45' : 16493-6334
TDT 103

46' : 16486-6316
RST 880

49' : 16593-6235
B 2401

50' : 16499-6350
NZO 81

53' : 16545-6224
HDS2393

58' : 16474-6257
TDT 87

62' : 16486-6358
TDS 837

65' : 17003-6221
TDT 178

68' : 17049-6337
TDT 203

69' : 16577-6210
LPO 60

70' : 16489-6224
RST5417

70' : 17029-6229
TDT 189

71' : 16597-6420
TDT 168

71' : 17058-6325
SKF 369

77' : 17041-6228
TDS 849

80' : 17002-6429
TDT 176

80' : 17069-6300
TDT 219

83' : 16573-6155
SKF 368

85' : 17008-6433
RST5422



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

16554-6316 HDO 261

 
 
16h 55m 24.68s -63° 16' 10.7" P.A. 329.00 sep 7.0 mag 6.02,13.00 Sp A0III dist. 144.09 pc (470.02 l.y.)
 
 
Coord 2000 16554-6316 Discov num HDO 261 Comp Coord arcsec 2000 16 55 24.68 -63 16 10.7
Date first 1897 Date last 2010 Obs 3
Pa first 315 Pa last 329.4 P.A. Now (θ) 329.4°
Sep first 7.0 Sep last 6.99 Sep. Now (ρ) 6.99"
Mag pri 6.02 Mag sec 13.00 delta mag (ΔM) 6.98 Spectral class A0III (white)
Pri motion ra +013 Sec motion ra
Pri motion dec -010 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ara SAO 253734 HIP 82806 Tycho2 9043-02227-1
Gaia DR2 5817774034152041728 HD 152082 HR 6253 GC 22739
CP CP-63 4032 Distance 144.09 Distance ly 470.02
 
 
WDS 16554-6316 HDO 261 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HdO1882a Mb - Harvard Obs. 1882AnHar..13...17.
HdO1882a Harvard Ann. 13, 17, 1882
HdO1882b Ma j Harvard Obs. (measure by Alden, G.I.) 1882AnHar..13...17.
HdO1882b Harvard Ann. 13, 17, 1882
HdO1882c Ma - Harvard Obs. (measure by Davis, W.M.) 1882AnHar..13...17.
HdO1882c Harvard Ann. 13, 17, 1882
HdO1906A Ma - Harvard Obs. 1906QB821.B972.....
HdO1906A cited in BDS (Burnham Double Star Cat., 1906)
HdO9999 Ma - Harvard Obs. ...................
HdO9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16554-6316 HDO 261 2000 2 329 6.8 6.02 13.00 A0III D 165524.68-631610.7
16554-6316 HDO 261 2010 3 329 7.0 6.02 13.00 A0III 165524.68-631610.7

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

 
 
WDS 16554-6316 HDO 261 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16554-6316 HDO 261 : MEASURES
 
 
No records found.

 
 
WDS 16554-6316 : VIRTUAL EYEPIECE
 
 

16554-6316 HDO 261A mag 6.02 Sp A0III 16554-6316 HDO 261B sep 6.2 P.A. 345.10 mag 13 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 16554-6316 : ALADIN DSS IMAGE @ 16h 55m 24.68s -63° 16' 10.7"
 
 
 
 
WDS 16554-6316 HDO 261 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16554-6316 HDO 261 distance=0' 16535-6317 RST 885 distance=13' 16590-6312 HJ 4894 distance=25' 16584-6333 TDT 162 distance=27' 16592-6324 RST 890 distance=27' 16559-6344 TDT 151 distance=29' 16494-6324 RST 882 distance=39' 16522-6244 I 574 distance=39' 16493-6334 TDT 103 distance=45' 16486-6316 RST 880 distance=46' 16593-6235 B 2401 distance=49' 16499-6350 NZO 81 distance=50' 16545-6224 HDS2393 distance=53' 16474-6257 TDT 87 distance=58' 16486-6358 TDS 837 distance=62' 17003-6221 TDT 178 distance=65' 17049-6337 TDT 203 distance=68' 16577-6210 LPO 60 distance=69' 16489-6224 RST5417 distance=70' 17029-6229 TDT 189 distance=70' 16597-6420 TDT 168 distance=71' 17058-6325 SKF 369 distance=71' 17041-6228 TDS 849 distance=77' 17002-6429 TDT 176 distance=80' 17069-6300 TDT 219 distance=80' 16573-6155 SKF 368 distance=83' 17008-6433 RST5422 distance=85' 16501-6154 RST5066 distance=91' 17070-6231 TDT 220 distance=91' 16419-6324 HDS2370 distance=92' 16428-6233 HDO 256 distance=97' 17097-6335 TDT 239 distance=98' 17008-6139 JSP 702 distance=105' 16412-6403 RST 874 distance=106' 16424-6216 B 1820 distance=108' 16400-6350 RST 871 distance=109' 16407-6233 B 1816 distance=109' 16448-6440 SWR 210 distance=110' 16400-6236 B 2042 distance=113' 16515-6126 TDT 119 distance=114' 17123-6321 TDT 263 distance=114' 16459-6140 RST5063 distance=117' 17000-6124 TDT 172 distance=117' 16378-6339 RST 866 distance=121' 16562-6519 RST3053 distance=123' 16369-6324 TDT 5 distance=125' 16452-6504 LPO 59 distance=128' 16580-6525 TDT 161 distance=131' 17009-6112 TDT 180 distance=131' 16378-6415 HDS2352 distance=131' 17087-6454 TDT 230 distance=132' 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 16554-6316 HDO 261 329 7.0
Show 16535-6317 RST 885 310 1.5 13
Show 16590-6312 HJ 4894 315 6.1 25
Show 16584-6333 TDT 162 220 0.6 27
Show 16592-6324 RST 890 142 0.9 27
Show 16559-6344 TDT 151 300 1.4 29
Show 16494-6324 RST 882 164 2.0 39
Show 16522-6244 I 574 5 3.2 39
Show 16493-6334 TDT 103 147 0.6 45
Show 16486-6316 RST 880 234 2.2 46
Show 16593-6235 B 2401 350 1.0 49
Show 16499-6350 NZO 81 272 2.0 50
Show 16545-6224 HDS2393 352 13.1 53
Show 16474-6257 TDT 87 314 2.5 58
Show 16486-6358 TDS 837 26 1.5 62
Show 17003-6221 TDT 178 45 0.6 65
Show 17049-6337 TDT 203 2 0.5 68
Show 16577-6210 LPO 60 189 11.6 69
Show 16489-6224 RST5417 138 1.6 70
Show 17029-6229 TDT 189 356 0.9 70
Show 16597-6420 TDT 168 176 2.4 71
Show 17058-6325 SKF 369 167 3.0 71
Show 17041-6228 TDS 849 337 4.5 77
Show 17002-6429 TDT 176 47 1.4 80
Show 17069-6300 TDT 219 152 2.5 80
Show 16573-6155 SKF 368 4 12.1 83
Show 17008-6433 RST5422 22 4.3 85
Show 16501-6154 RST5066 120 2.6 91
Show 17070-6231 TDT 220 268 0.4 91
Show 16419-6324 HDS2370 48 0.4 92
Show 16428-6233 HDO 256 260 22.7 97
Show 17097-6335 TDT 239 79 0.7 98
Show 17008-6139 JSP 702 146 4.7 105
Show 16412-6403 RST 874 39 7.6 106
Show 16424-6216 B 1820 226 0.5 108
Show 16400-6350 RST 871 7 1.2 109
Show 16407-6233 B 1816 341 0.3 109
Show 16448-6440 SWR 210 91 22.8 110
Show 16400-6236 B 2042 51 0.7 113
Show 16515-6126 TDT 119 207 0.7 114
Show 17123-6321 TDT 263 209 1.3 114
Show 16459-6140 RST5063 120 1.4 117
Show 17000-6124 TDT 172 80 0.7 117
Show 16378-6339 RST 866 17 0.6 121
Show 16562-6519 RST3053 177 0.3 123
Show 16369-6324 TDT 5 282 0.5 125
Show 16452-6504 LPO 59 81 1.4 128
Show 16580-6525 TDT 161 129 2.3 131
Show 17009-6112 TDT 180 164 0.8 131
Show 16378-6415 HDS2352 148 9.7 131
Show 17087-6454 TDT 230 78 9.9 132

 
 
WDS 16554-6316 : COMPONENTS
 
 
  A
B pa=345.1°
sep=6.23"
 
 
16554-6316 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 165524.68-631610.7 Mag 6.02 Spectral class A0III (white)
PmRA 13.00 PmDE -10.0 SAO 253734 HIP 82806
Tycho2 9043-02227-1 HD 152082 HR 6253 GC 22739
CP CP-63 4032
Tycho2
Tycho2 9043-02227-1 Pflag RAmdeg 253.85287698 DEmdeg -63.26966702
PmRA 10.0 PmDE -17.2 E RAmdeg 3 E DEmdeg 3
E pmRA 1.1 E pmDE 1.1 EpRAm 1991.57 EpDEm 1991.40
Num 13 Q RAmdeg 0.7 Q DEmdeg 1.7 Q pmRA 0.6
Q pmDE 1.5 BTmag 6.060 E BTmag 0.014 VTmag 6.002
E VTmag 0.009 Prox 999 TYC T HIP 82806
CCDM RAdeg 253.85282639 DEdeg -63.26962694 EpRA 1990 1.77
EpDE 1990 1.59 E RAdeg 3.3 E DEdeg 3.4 Posflg
Corr -0.1
SAO
SAO 253734 DelFlag RA1950 PmRA1950 0.0023
DE1950 PmDE1950 -0.024 Vmag 6.1 SpType A0
Double code Source 70 CatNum 22739 DM CP-63 4032
DMcomp BDsup HD 152082 M HD 0
GC 22739 RA1950rad 4.41015495 DE1950rad -1.10286207 PmRA2000 0.0012
PmDE2000 -0.023
Hipparcos
Catalog H HIP 82806 Proxy RAhms 16 55 24.68
DEdms -63 16 10.7 Vmag 5.99 VarFlag R Vmag G
RAdeg 253.853 DEdeg -63.2696 AstroRef Plx 7.27
CCDM 16554-6316 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 152082 BD
CD CP CP-63 4032 Dm number -63 4032 VIred 0.07
SpType A0III R SpType Coord arcsec 2000 165524.68-631610.7
Hipparcos 2
HIP 82806 Sn 5 So 0 Nc 1
RArad 4.4305676469 DErad -1.1042632849 Plx 6.94 PmRA 8.57
PmDE -14.09 E RArad 0.23 E DErad 0.2 E Plx 0.39
E pmRA 0.25 E pmDE 0.24 Hpmag 6.021 E Hpmag 0.0006
SHp 0.007 VA 0 BV 0.059 E BV 0.003
VI 0.07
CCDM
Ccdm 16554-6316 RComp Comp A Note1
Note2 Discov num DRAs 0.74 DDEs -11.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.1 Sp A0 PmNote *
PmRA 18 PmDE -21 Dm number -63 4032 Cat1 CPD
Name2 253734 Cat2 SAO HD 152082 M HD
ADS BDS M ADS BDS N IDS IDS 16461S6306A
HIC 82806
 
 
16554-6316 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 165524.44-631604.7 Mag 13 Calc delta mag 6.98
Calc coord yes
CCDM
Ccdm 16554-6316 RComp Comp B Note1
Note2 Discov num HDO 261 DRAs DDEs
R dRAs Year Theta 315 Rho 7.0
Obs Vmag 13.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 16461S6306B
HIC 82806