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Doubles in session


Current system
19111-2154
DON 953
HD 178885


Nearby doubles
8' : 19115-2200
ARA1914

14' : 19121-2156
SEE 371

22' : 19116-2134
TDT1288

34' : 19097-2128
B 2471

34' : 19098-2222
KPP1411

38' : 19104-2118
ARA1564

45' : 19137-2222
ARA1916

52' : 19076-2144
ARA1563

55' : 19074-2137
A 2265

57' : 19098-2101
FIN 311AB
Albaldah

67' : 19065-2141
A 3085AB

68' : 19066-2219
ARA1913

72' : 19062-2214
ARA1911

79' : 19079-2259
ARA2256

81' : 19163-2117
ARA1565

82' : 19157-2104
TDT1330

83' : 19170-2157
UC 3875

84' : 19065-2247
ARA1912

84' : 19131-2036
ARA1170

84' : 19087-2311
B 2469

86' : 19052-2218
DON 947

86' : 19105-2320
JNN 324

87' : 19143-2041
ARA1172

87' : 19146-2306
UC 3862

90' : 19174-2216
UC 3878

91' : 19047-2144
SEE 369



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

19111-2154 DON 953 (HD 178885)

 
 
19h 11m 08.45s -21° 54' 26.3" P.A. 88.00 sep 5.9 mag 9.71,12.00 Sp B9IV
 
 
Coord 2000 19111-2154 Discov num DON 953 Comp Coord arcsec 2000 19 11 08.45 -21 54 26.3
Date first 1929 Date last 2015 Obs 8
Pa first 94 Pa last 87.5 P.A. Now (θ) 87.5°
Sep first 6.1 Sep last 5.889 Sep. Now (ρ) 5.889"
Mag pri 9.71 Mag sec 12.00 delta mag (ΔM) 2.29 Spectral class B9IV (blue-white)
Pri motion ra -013 Sec motion ra +150
Pri motion dec -005 Sec motion dec +007
Notes
rPM=1.088
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 178885 Constellation Sagittarius SAO 187787 Tycho2 6295-01092-1
Gaia DR2 4081166886330977408 HD 178885
 
 
WDS 19111-2154 DON 953 (HD 178885) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Don1937 Ma j Donner, H.F. 1937MmRAS..65...51R
Don1937 MemRAS 65, 51, 1937
Don1955 Ma - Donner, H.F. 1955POMic..11....1R
Don1955 Pub. Univ. Michigan Obs. 11, 1, 1955
Don1964 Ma j Donner, H.F. 1964POMic...9...73R
Don1964 Pub. Univ. Michigan Obs. 9, 73, 1964
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19111-2154 DON 953 1999 4 88 5.9 9.71 12.00 B9IV D 191108.45-215426.3
19111-2154 DON 953 2000 6 88 5.9 9.71 12.00 B9IV D 191108.45-215426.3
19111-2154 DON 953 2010 7 87 4.8 9.71 12.00 B9IV 191108.45-215426.3
19111-2154 DON 953 2015 8 88 5.9 9.71 12.00 B9IV 191108.45-215426.3

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

 
 
WDS 19111-2154 DON 953 (HD 178885) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19111-2154 DON 953 (HD 178885) : MEASURES
 
 
No records found.

 
 
WDS 19111-2154 (HD 178885) : VIRTUAL EYEPIECE
 
 

19111-2154 DON 953A mag 9.71 Sp B9IV 19111-2154 DON 953B sep 5.5 P.A. 87.30 mag 12 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 19111-2154 (HD 178885) : ALADIN DSS IMAGE @ 19h 11m 08.45s -21° 54' 26.3"
 
 
 
 
WDS 19111-2154 DON 953 (HD 178885) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19111-2154 DON 953 distance=1' 19115-2200 ARA1914 distance=8' 19121-2156 SEE 371 distance=14' 19116-2134 TDT1288 distance=22' 19097-2128 B 2471 distance=34' 19098-2222 KPP1411 distance=34' 19104-2118 ARA1564 distance=38' 19137-2222 ARA1916 distance=45' 19076-2144 ARA1563 distance=52' 19074-2137 A 2265 distance=55' 19098-2101 FIN 311AB (Albaldah) distance=57' 19098-2101 FIN 311AB,C distance=57' 19065-2141 A 3085AB distance=67' 19065-2141 A 3085AB,C distance=67' 19066-2219 ARA1913 distance=68' 19062-2214 ARA1911 distance=72' 19079-2259 ARA2256 distance=79' 19163-2117 ARA1565 distance=81' 19157-2104 TDT1330 distance=82' 19170-2157 UC 3875 distance=83' 19065-2247 ARA1912 distance=84' 19131-2036 ARA1170 distance=84' 19087-2311 B 2469 distance=84' 19052-2218 DON 947 distance=86' 19105-2320 JNN 324 distance=86' 19143-2041 ARA1172 distance=87' 19146-2306 UC 3862 distance=87' 19174-2216 UC 3878 distance=90' 19047-2144 SEE 369 distance=91' 19061-2056 J 1840 distance=91' 19137-2030 ARA1171 distance=93' 19050-2121 ARA1561 distance=93' 19176-2223 HTS 11AB distance=95' 19176-2223 HTS 11AC distance=95' 19176-2223 HTS 11AD distance=95' 19176-2223 HTS 11AE distance=95' 19176-2223 HTS 11AF distance=95' 19176-2223 HTS 11AG distance=95' 19176-2223 HTS 11AH distance=95' 19176-2223 HTS 11AI distance=95' 19176-2223 HTS 11AJ distance=95' 19176-2223 HTS 11AK distance=95' 19176-2223 HTS 11AL distance=95' 19176-2223 HTS 11AM distance=95' 19176-2223 HTS 11AN distance=95' 19176-2223 HTS 11AO distance=95' 19176-2223 HTS 11AP distance=95' 19176-2223 HTS 11AQ distance=95' 19176-2223 HTS 11AR distance=95' 19176-2223 HTS 11AS distance=95' 19176-2223 HTS 11AT distance=95' 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 19111-2154 DON 953 88 5.9 1
Show 19115-2200 ARA1914 277 13.6 8
Show 19121-2156 SEE 371 330 7.5 14
Show 19116-2134 TDT1288 66 0.6 22
Show 19097-2128 B 2471 5 7.0 34
Show 19098-2222 KPP1411 104 10.6 34
Show 19104-2118 ARA1564 146 15.1 38
Show 19137-2222 ARA1916 164 9.1 45
Show 19076-2144 ARA1563 3 13.4 52
Show 19074-2137 A 2265 72 2.6 55
Show Albaldah 19098-2101 FIN 311 AB 179 0.1 57
Show 19098-2101 FIN 311 AB,C 136 0.3 57
Show 19065-2141 A 3085 AB 279 0.2 67
Show 19065-2141 A 3085 AB,C 309 16.2 67
Show 19066-2219 ARA1913 299 12.7 68
Show 19062-2214 ARA1911 338 13.1 72
Show 19079-2259 ARA2256 2 7.9 79
Show 19163-2117 ARA1565 229 6.4 81
Show 19157-2104 TDT1330 96 0.5 82
Show 19170-2157 UC 3875 137 50.3 83
Show 19065-2247 ARA1912 77 8.4 84
Show 19131-2036 ARA1170 187 13.9 84
Show 19087-2311 B 2469 315 10.0 84
Show 19052-2218 DON 947 140 4.3 86
Show 19105-2320 JNN 324 173 0.4 86
Show 19143-2041 ARA1172 51 12.9 87
Show 19146-2306 UC 3862 136 11.8 87
Show 19174-2216 UC 3878 332 25.5 90
Show 19047-2144 SEE 369 252 38.4 91
Show 19061-2056 J 1840 116 10.2 91
Show 19137-2030 ARA1171 76 11.2 93
Show 19050-2121 ARA1561 214 8.4 93
Show 19176-2223 HTS 11 AB 302 1.4 95
Show 19176-2223 HTS 11 AC 314 5.8 95
Show 19176-2223 HTS 11 AD 263 7.1 95
Show 19176-2223 HTS 11 AE 303 7.2 95
Show 19176-2223 HTS 11 AF 282 7.7 95
Show 19176-2223 HTS 11 AG 250 8.2 95
Show 19176-2223 HTS 11 AH 49 8.4 95
Show 19176-2223 HTS 11 AI 336 8.8 95
Show 19176-2223 HTS 11 AJ 270 12.0 95
Show 19176-2223 HTS 11 AK 313 12.8 95
Show 19176-2223 HTS 11 AL 230 14.6 95
Show 19176-2223 HTS 11 AM 125 15.1 95
Show 19176-2223 HTS 11 AN 276 15.8 95
Show 19176-2223 HTS 11 AO 146 16.4 95
Show 19176-2223 HTS 11 AP 38 16.8 95
Show 19176-2223 HTS 11 AQ 132 16.8 95
Show 19176-2223 HTS 11 AR 10 16.8 95
Show 19176-2223 HTS 11 AS 137 16.8 95
Show 19176-2223 HTS 11 AT 202 17.2 95

 
 
WDS 19111-2154 : COMPONENTS
 
 
  A
B pa=87.3°
sep=5.46"
 
 
19111-2154 A
 
 
Componente originario normalizzato AB Name HD 178885 Coord arcsec 2000 191108.45-215426.3 Mag 9.71
Spectral class B9IV (blue-white) PmRA -13.00 PmDE -5.0 SAO 187787
Tycho2 6295-01092-1 HD 178885 DM BD-22 5000
Tycho2
Tycho2 6295-01092-1 Pflag RAmdeg 287.78524879 DEmdeg -21.90730777
PmRA -2.8 PmDE -7.8 E RAmdeg 10 E DEmdeg 15
E pmRA 2.2 E pmDE 2.2 EpRAm 1991.55 EpDEm 1990.98
Num 4 Q RAmdeg 0.9 Q DEmdeg 0.5 Q pmRA 0.9
Q pmDE 0.5 BTmag 9.748 E BTmag 0.022 VTmag 9.713
E VTmag 0.026 Prox 999 TYC T HIP
CCDM RAdeg 287.78525556 DEdeg -21.90728972 EpRA 1990 1.84
EpDE 1990 1.64 E RAdeg 10.3 E DEdeg 15.3 Posflg
Corr 0.0
SAO
SAO 187787 DelFlag RA1950 PmRA1950 0.0007
DE1950 PmDE1950 0.008 Vmag 9.3 SpType B9
Double code Source 25 CatNum 13333 DM CD-2213681
DMcomp BDsup HD 178885 M HD 0
GC RA1950rad 5.00974955 DE1950rad -0.38380417 PmRA2000 0.0007
PmDE2000 0.008
CCDM
Ccdm 19111-2154 RComp Comp A Note1
Note2 Discov num DRAs 2.54 DDEs -26.0
R dRAs 41 Year Theta Rho
Obs 2 Vmag 9.3 Sp B9 PmNote *
PmRA 10 PmDE 8 Dm number -22 5000 Cat1 BD
Name2 Cat2 HD 178885 M HD
ADS BDS M ADS BDS N IDS IDS 19052S2204A
HIC
 
 
19111-2154 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 191108.84-215426.0 Mag 12 PmRA 150.00
PmDE 7.0 Calc delta mag 2.29 Calc coord yes
CCDM
Ccdm 19111-2154 RComp Comp B Note1
Note2 Discov num DON 953 DRAs 2.94 DDEs -25.6
R dRAs 41 Year 1929 Theta 092 Rho 6.0
Obs 2 Vmag 11.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 19052S2204B
HIC