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Doubles in session


Current system
16231-6921
GLI 227 A,BC
HD 146755


Nearby doubles
8' : 16238-6927
TDS9880

22' : 16191-6918
I 986

22' : 16273-6921
DON 796

24' : 16189-6928
DON 787

26' : 16202-6900
TDS9848

32' : 16270-6944
NSN 351

35' : 16277-6945
TDS 813

35' : 16277-6857
SWR 201

40' : 16201-6958
DON 788

43' : 16262-7000
TDS9900

44' : 16247-7003
MLO 73

47' : 16319-6919
HDS2336

51' : 16140-6906
TDS9805

53' : 16285-7005
AMM 7AB

54' : 16327-6938
TDS9962

54' : 16152-6955
TDS9810

55' : 16287-6836
DON 797

60' : 16281-7015
MLO 74

69' : 16260-6815
TVB 284

74' : 16177-7029
TDS9824

75' : 16252-6808
DON 793

75' : 16200-6808
TDS9844

77' : 16088-6935
TDS9772

83' : 16203-7043
KPP 368

84' : 16374-7000
UC 3193

85' : 16318-6811
KPP2321



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

16231-6921 GLI 227 A,BC (HD 146755)

 
 
16h 23m 04.12s -69° 21' 04.7" P.A. 193.00 sep 28.4 mag 9.48,10.11 Sp B3/7(Vne)
 
 
Coord 2000 16231-6921 Discov num GLI 227 Comp A,BC Coord arcsec 2000 16 23 04.12 -69 21 04.7
Date first 1852 Date last 2000 Obs 11
Pa first 194 Pa last 193.4 P.A. Now (θ) 193.4°
Sep first 32.9 Sep last 28.41 Sep. Now (ρ) 28.41"
Mag pri 9.48 Mag sec 10.11 delta mag (ΔM) 0.63 Spectral class B3/7(Vne) (blue-white)
Pri motion ra +001 Sec motion ra +010
Pri motion dec -002 Sec motion dec +034
Notes U (Proper motion indicates non-physical)
rPM=1.047
This double is not physical.
 
 
16231-6921 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 146755 253520 16 23 04 -69 21 05 GLI 227 A,BC 2000 11 193 28.4 9.48 10.11 0.63 <===
Show 16 23 03 -69 21 32 DON 789 BC 2016 4 253 1.1 10.11 11.09 0.98
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 146755 Constellation Triangulum Australe SAO 253520 Tycho2 9273-00867-1
Gaia DR2 5808905785674812800 HD 146755
 
 
WDS 16231-6921 GLI 227 A,BC (HD 146755) : 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
Gli1868 T j Gilliss, J.M. .
Gli1868 Washington Obs., Appendix 1, 63, 1868
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16231-6921 GLI 227 A,BC 2000 10 193 28.4 9.48 10.11 B3/7(Vne) LD 162304.12-692104.7

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

 
 
WDS 16231-6921 GLI 227 A,BC (HD 146755) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16231-6921 GLI 227 A,BC (HD 146755) : MEASURES
 
 
No records found.

 
 
WDS 16231-6921 (HD 146755) : VIRTUAL EYEPIECE
 
 

16231-6921 GLI 227A mag 9.48 Sp B3/7(Vne) 16231-6921 DON 789B sep 28.4 P.A. 193.20 mag 10.11 16231-6921 DON 789C sep 28.8 P.A. 193.80 mag 11.09 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 16231-6921 (HD 146755) : ALADIN DSS IMAGE @ 16h 23m 04.12s -69° 21' 04.7"
 
 
 
 
WDS 16231-6921 GLI 227 A,BC (HD 146755) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16231-6921 GLI 227A,BC distance=0' 16231-6921 DON 789BC distance=1' 16238-6927 TDS9880 distance=8' 16191-6918 I 986 distance=22' 16273-6921 DON 796 distance=22' 16189-6928 DON 787 distance=24' 16202-6900 TDS9848 distance=26' 16270-6944 NSN 351 distance=32' 16277-6945 TDS 813 distance=35' 16277-6857 SWR 201 distance=35' 16201-6958 DON 788 distance=40' 16262-7000 TDS9900 distance=43' 16247-7003 MLO 73 distance=44' 16319-6919 HDS2336 distance=47' 16140-6906 TDS9805 distance=51' 16285-7005 AMM 7AB distance=53' 16285-7005 AMM 7AC distance=53' 16285-7005 AMM 7AD distance=53' 16285-7005 AMM 7AE distance=53' 16285-7005 AMM 7AF distance=53' 16285-7005 AMM 7AG distance=53' 16285-7005 AMM 7AH distance=53' 16285-7005 AMM 7AI distance=53' 16285-7005 AMM 7AJ distance=53' 16285-7005 AMM 7AK distance=53' 16327-6938 TDS9962 distance=54' 16152-6955 TDS9810 distance=54' 16287-6836 DON 797 distance=55' 16281-7015 MLO 74 distance=60' 16260-6815 TVB 284 distance=69' 16177-7029 TDS9824 distance=74' 16252-6808 DON 793 distance=75' 16200-6808 TDS9844 distance=75' 16088-6935 TDS9772 distance=77' 16203-7043 KPP 368 distance=83' 16374-7000 UC 3193 distance=84' 16318-6811 KPP2321 distance=85' 16079-6950 TDS9769 distance=85' 16215-6756 TDS9858 distance=86' 16181-7043 FIN 245 distance=86' 16376-6845 TDT 8 distance=86' 16371-7009 SWR 206 distance=88' 16146-6806 TDS9806 distance=89' 16336-6813 TDS9971 distance=89' 16338-6809 KPP2977 distance=93' 16307-6756 TDS9942 distance=95' 16284-7052 UC 3176 distance=95' 16349-6810 HJ 4855 distance=97' 16297-6751 TDS9927 distance=97' 16251-7058 B 2810 distance=98' 16394-7010 DON 804 distance=98' 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 16231-6921 GLI 227 A,BC 193 28.4
Show 16231-6921 DON 789 BC 253 1.1 1
Show 16238-6927 TDS9880 228 0.5 8
Show 16191-6918 I 986 261 2.0 22
Show 16273-6921 DON 796 14 4.6 22
Show 16189-6928 DON 787 23 1.4 24
Show 16202-6900 TDS9848 263 0.5 26
Show 16270-6944 NSN 351 62 2.0 32
Show 16277-6945 TDS 813 7 1.1 35
Show 16277-6857 SWR 201 151 17.4 35
Show 16201-6958 DON 788 119 0.6 40
Show 16262-7000 TDS9900 263 2.5 43
Show 16247-7003 MLO 73 344 4.1 44
Show 16319-6919 HDS2336 256 0.1 47
Show 16140-6906 TDS9805 268 0.7 51
Show 16285-7005 AMM 7 AB 287 6.3 53
Show 16285-7005 AMM 7 AC 48 8.6 53
Show 16285-7005 AMM 7 AD 23 10.3 53
Show 16285-7005 AMM 7 AE 51 10.4 53
Show 16285-7005 AMM 7 AF 281 11.6 53
Show 16285-7005 AMM 7 AG 29 13.2 53
Show 16285-7005 AMM 7 AH 20 14.1 53
Show 16285-7005 AMM 7 AI 25 15.7 53
Show 16285-7005 AMM 7 AJ 278 16.3 53
Show 16285-7005 AMM 7 AK 36 19.2 53
Show 16327-6938 TDS9962 146 5.3 54
Show 16152-6955 TDS9810 104 0.5 54
Show 16287-6836 DON 797 272 1.2 55
Show 16281-7015 MLO 74 14 4.8 60
Show 16260-6815 TVB 284 197 17.6 69
Show 16177-7029 TDS9824 140 0.6 74
Show 16252-6808 DON 793 289 1.0 75
Show 16200-6808 TDS9844 231 0.5 75
Show 16088-6935 TDS9772 207 1.0 77
Show 16203-7043 KPP 368 209 4.9 83
Show 16374-7000 UC 3193 176 41.2 84
Show 16318-6811 KPP2321 114 19.7 85
Show 16079-6950 TDS9769 3 0.6 85
Show 16215-6756 TDS9858 244 0.9 86
Show 16181-7043 FIN 245 55 0.4 86
Show 16376-6845 TDT 8 194 0.8 86
Show 16371-7009 SWR 206 37 29.1 88
Show 16146-6806 TDS9806 158 0.5 89
Show 16336-6813 TDS9971 335 0.4 89
Show 16338-6809 KPP2977 105 3.9 93
Show 16307-6756 TDS9942 41 0.6 95
Show 16284-7052 UC 3176 255 46.8 95
Show 16349-6810 HJ 4855 296 7.1 97
Show 16297-6751 TDS9927 9 2.5 97
Show 16251-7058 B 2810 28 8.8 98
Show 16394-7010 DON 804 76 0.6 98

 
 
WDS 16231-6921 : COMPONENTS
 
 
  A B
B pa=193.2°
sep=28.45"
 
C pa=193.8°
sep=28.84"
pa=229.4°
sep=0.48"
 
 
16231-6921 A
 
 
Name HD 146755 Coord arcsec 2000 162304.12-692104.7 Mag 9.48 Spectral class B3/7(Vne) (blue-white)
PmRA 1.00 PmDE -2.0 SAO 253520 Tycho2 9273-00867-1
HD 146755 DM CP-69 2533
Tycho2
Tycho2 9273-00867-1 Pflag RAmdeg 245.76720239 DEmdeg -69.35132618
PmRA -1.3 PmDE -3.6 E RAmdeg 8 E DEmdeg 6
E pmRA 1.4 E pmDE 1.4 EpRAm 1990.72 EpDEm 1991.23
Num 9 Q RAmdeg 1.2 Q DEmdeg 0.7 Q pmRA 1.4
Q pmDE 0.7 BTmag 9.448 E BTmag 0.016 VTmag 9.475
E VTmag 0.015 Prox 286 TYC T HIP
CCDM RAdeg 245.76721056 DEdeg -69.35131806 EpRA 1990 1.62
EpDE 1990 1.74 E RAdeg 8.3 E DEdeg 6.4 Posflg
Corr -0.1
SAO
SAO 253520 DelFlag RA1950 PmRA1950 0.0127
DE1950 PmDE1950 0.003 Vmag 8.7 SpType G0
Double code Source 61 CatNum 3571 DM CP-69 2533
DMcomp BDsup HD 146755 M HD 0
GC RA1950rad 4.26664445 DE1950rad -1.20836188 PmRA2000 0.0108
PmDE2000 0.007
CCDM
Ccdm 16231-6921 RComp Comp A Note1
Note2 Discov num DRAs -0.73 DDEs -4.1
R dRAs 10 Year Theta Rho
Obs 3 Vmag 9.5 Sp B5 PmNote *
PmRA 68 PmDE 3 Dm number -69 2533 Cat1 CPD
Name2 253520 Cat2 SAO HD 146755 M HD
ADS BDS M ADS BDS N IDS IDS 16127S6907A
HIC
 
 
16231-6921 B
 
 
Coord arcsec 2000 162302.89-692132.4 Mag 10.11 PmRA 12.00 PmDE 33.0
Tycho2 9273-00471-1 DM CP-69 2532 Calc delta mag 0.63
Tycho2
Tycho2 9273-00471-1 Pflag P RAmdeg 245.76206490 DEmdeg -69.35899775
PmRA 11.5 PmDE 33.2 E RAmdeg 18 E DEmdeg 14
E pmRA 2.0 E pmDE 2.0 EpRAm 1990.29 EpDEm 1990.91
Num 6 Q RAmdeg 0.8 Q DEmdeg 1.1 Q pmRA 0.9
Q pmDE 1.1 BTmag 10.714 E BTmag 0.030 VTmag 10.106
E VTmag 0.024 Prox 11 TYC T HIP
CCDM RAdeg 245.76215417 DEdeg -69.35905611 EpRA 1990 1.61
EpDE 1990 1.69 E RAdeg 17.6 E DEdeg 14.3 Posflg D
Corr -0.1
CCDM
Ccdm 16231-6921 RComp Comp B Note1
Note2 Discov num GLI 227 DRAs -3.10 DDEs -32.9
R dRAs 10 Year 1852 Theta 194 Rho 32.9
Obs Vmag 10.0 Sp PmNote *
PmRA 14 PmDE 21 Dm number -69 2532 Cat1 CPD
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 16127S6907B
HIC
 
 
16231-6921 C
 
 
Coord arcsec 2000 162302.82-692132.7 Mag 11.09 PmRA 12.00 PmDE 33.0
Tycho2 9273-00471-2 Calc delta mag 1.61 Calc coord yes
Tycho2
Tycho2 9273-00471-2 Pflag P RAmdeg 245.76206490 DEmdeg -69.35899775
PmRA 11.5 PmDE 33.2 E RAmdeg 18 E DEmdeg 14
E pmRA 2.0 E pmDE 2.0 EpRAm 1990.29 EpDEm 1990.91
Num 6 Q RAmdeg 0.8 Q DEmdeg 1.1 Q pmRA 0.9
Q pmDE 1.1 BTmag 11.705 E BTmag 0.058 VTmag 11.090
E VTmag 0.055 Prox 11 TYC HIP
CCDM RAdeg 245.76133417 DEdeg -69.35914694 EpRA 1990 1.60
EpDE 1990 1.68 E RAdeg 38.6 E DEdeg 31.7 Posflg D
Corr -0.1
CCDM
Ccdm 16231-6921 RComp B Comp C Note1
Note2 Discov num DON 789 DRAs DDEs
R dRAs Year 1929 Theta 250 Rho 1.0
Obs 1 Vmag 11.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 16127S6907C
HIC