18522-6910 MLO 83 (HD 173687)

 
 
18h 52m 11.08s -69° 10' 17.5" P.A. 238.00 sep 2.4 mag 9.33,10.44 Sp A4IV
 
 
Coord 2000 18522-6910 Discov num MLO  83 Comp Coord arcsec 2000 18 52 11.08 -69 10 17.5
Date first 1928 Date last 2016 Obs 4
Pa first 238 Pa last 237.6 P.A. Now (θ) 237.6°
Sep first 2.1 Sep last 2.397 Sep. Now (ρ) 2.397"
Mag pri 9.33 Mag sec 10.44 delta mag (ΔM) 1.11 Spectral class A4IV (white)
Pri motion ra +010 Sec motion ra +010
Pri motion dec -006 Sec motion dec -006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 173687 Constellation Pavo Tycho2 9292-02173-1 Gaia DR2 6433398531630238592
HD 173687
 
 
WDS 18522-6910 MLO 83 (HD 173687) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
MlO1881 T - Walker, G.J. 1881Obs.....4..249W
MlO1881 Observatory 4, 249, 1881
MlO1927A Pa - Melbourne Obs. 1927sdsc.book......
MlO1927A cited in SDS (Southern Double Star Cat.), 1927
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18522-6910 MLO 83 1991 2 237 2.5 9.33 10.44 A4IV 185211.08-691017.5
18522-6910 MLO 83 2015 3 238 2.4 9.33 10.44 A4IV 185211.08-691017.5
18522-6910 MLO 83 2016 4 238 2.4 9.33 10.44 A4IV 185211.08-691017.5

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WDS 18522-6910 MLO 83 (HD 173687) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18522-6910 MLO 83 (HD 173687) : MEASURES
 
 
No records found.

 
 
WDS 18522-6910 (HD 173687) : VIRTUAL EYEPIECE
 
 

18522-6910 MLO  83A mag 9.33 Sp A4IV 18522-6910 MLO  83B sep 1.5 P.A. 209.30 mag 10.44 virtual eyepiece
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Radius:
Components only
 
 
WDS 18522-6910 (HD 173687) : ALADIN DSS IMAGE @ 18h 52m 11.08s -69° 10' 17.5"
 
 
 
 
WDS 18522-6910 MLO 83 (HD 173687) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


18522-6910  MLO  83 distance=0' 18483-6856  JAO   8 distance=26' 18474-6931  UC 3671 distance=33' 18495-6954  TDT1074 distance=47' 18464-6946  TDT1048 distance=47' 18524-6957  TDT1098 distance=47' 18429-6856  UC 3652 distance=52' 18446-6947  TDT1025 distance=55' 18518-7005  TDT1093 distance=55' 18419-6901  DON 913 distance=57' 19014-6951  UC 3765 distance=64' 19035-6845  FIN 357 distance=66' 18558-6806  KPP1437 distance=68' 18412-6950  UC 3637 distance=71' 18375-6856  LDS 643 distance=81' 19076-6925  DON 941 distance=81' 18375-6850  UC 3628 distance=82' 19076-6928  TDT1240 distance=84' 18397-7005  TDT 983 distance=86' 18379-6954  MLO  82 distance=87' 18397-6814  TDT 982 distance=89' 18381-7002  TDT 967 distance=90' 19081-6822  LDS 664 distance=94' 18432-6746  DON 916 distance=98' 18410-6754  TDT 991 distance=99' 18411-6752  TDT 992 distance=100' 19084-7004  B  2467 distance=100' 19116-6919  TDT1289 distance=104' 19099-6825  SHY 314 distance=106' 19100-6823  BRT2013 distance=109' 18593-6729  TDT1171 distance=109' 18442-6728  UC 3658 distance=112' 19101-7012  TDT1271 distance=112' 18393-7045  TDT 977 distance=116' 18591-6717  TDT1165 distance=120' 19002-7104  TDS 957 distance=121' 18493-7111  TDT1071 distance=122' 18551-6709  UC 3721 distance=123' 18323-6808  TDT 931 distance=126' 18358-6742  TDT 951 distance=127' 18391-7058  TDT 974 distance=127' 18421-6705  TDS 935 distance=138' 18470-7126  HEI 262 distance=140' 18430-7126  HJ 5048 distance=144' 18490-7133  TDS 948 distance=144' 19000-7132  HDS2694AB distance=148' 18348-7109  TDT 943 distance=148' 19069-6706  R   318 distance=150' 18350-7119  UC 3619AB distance=156' 18350-7119  UC 3619AC distance=156' 18431-6643  NZO  91 distance=156' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 18522-6910 MLO 83 238 2.4
Show 18483-6856 JAO 8 266 0.8 26
Show 18474-6931 UC 3671 205 6.4 33
Show 18495-6954 TDT1074 342 1.5 47
Show 18464-6946 TDT1048 128 2.6 47
Show 18524-6957 TDT1098 198 0.6 47
Show 18429-6856 UC 3652 206 49.5 52
Show 18446-6947 TDT1025 230 0.5 55
Show 18518-7005 TDT1093 10 0.4 55
Show 18419-6901 DON 913 156 1.0 57
Show 19014-6951 UC 3765 254 37.9 64
Show 19035-6845 FIN 357 149 0.2 66
Show 18558-6806 KPP1437 122 10.8 68
Show 18412-6950 UC 3637 265 61.3 71
Show 18375-6856 LDS 643 40 163.4 81
Show 19076-6925 DON 941 104 0.9 81
Show 18375-6850 UC 3628 305 48.7 82
Show 19076-6928 TDT1240 135 0.4 84
Show 18397-7005 TDT 983 127 1.2 86
Show 18379-6954 MLO 82 207 3.3 87
Show 18397-6814 TDT 982 344 0.5 89
Show 18381-7002 TDT 967 290 0.7 90
Show 19081-6822 LDS 664 49 91.2 94
Show 18432-6746 DON 916 178 4.6 98
Show 18410-6754 TDT 991 109 0.4 99
Show 18411-6752 TDT 992 117 0.9 100
Show 19084-7004 B 2467 129 1.9 100
Show 19116-6919 TDT1289 240 0.5 104
Show 19099-6825 SHY 314 1 449.2 106
Show 19100-6823 BRT2013 111 5.1 109
Show 18593-6729 TDT1171 343 0.6 109
Show 18442-6728 UC 3658 330 37.8 112
Show 19101-7012 TDT1271 42 0.4 112
Show 18393-7045 TDT 977 138 1.2 116
Show 18591-6717 TDT1165 123 0.5 120
Show 19002-7104 TDS 957 196 1.5 121
Show 18493-7111 TDT1071 263 0.6 122
Show 18551-6709 UC 3721 346 45.1 123
Show 18323-6808 TDT 931 221 1.2 126
Show 18358-6742 TDT 951 20 1.0 127
Show 18391-7058 TDT 974 176 0.6 127
Show 18421-6705 TDS 935 282 0.9 138
Show 18470-7126 HEI 262 273 0.5 140
Show 18430-7126 HJ 5048 356 69.6 144
Show 18490-7133 TDS 948 266 0.9 144
Show 19000-7132 HDS2694 AB 239 0.8 148
Show 18348-7109 TDT 943 257 1.4 148
Show 19069-6706 R 318 110 17.3 150
Show 18350-7119 UC 3619 AB 246 28.1 156
Show 18350-7119 UC 3619 AC 243 36.0 156
Show 18431-6643 NZO 91 162 1.8 156

 
 
WDS 18522-6910 : COMPONENTS
 
 
  A
B pa=209.3°
sep=1.47"
 
 
18522-6910 A
 
 
Componente originario normalizzato AB Name HD 173687 Coord arcsec 2000 185211.08-691017.5 Mag 9.33
Spectral class A4IV (white) PmRA 10.00 PmDE -6.0 Tycho2 9292-02173-1
HD 173687
Tycho2
Tycho2 9292-02173-1 Pflag P RAmdeg 283.04618310 DEmdeg -69.17153594
PmRA 9.5 PmDE -6.1 E RAmdeg 10 E DEmdeg 8
E pmRA 1.7 E pmDE 1.6 EpRAm 1990.93 EpDEm 1991.28
Num 8 Q RAmdeg 1.6 Q DEmdeg 1.4 Q pmRA 1.6
Q pmDE 1.4 BTmag 9.603 E BTmag 0.019 VTmag 9.331
E VTmag 0.016 Prox 25 TYC T HIP
CCDM RAdeg 283.04641333 DEdeg -69.17145444 EpRA 1990 1.50
EpDE 1990 1.64 E RAdeg 9.5 E DEdeg 7.8 Posflg D
Corr 0.1
CCDM
Ccdm 18522-6910 RComp Comp A Note1
Note2 Discov num DRAs -0.84 DDEs -17.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.2 Sp A2 PmNote *
PmRA 8 PmDE -13 Dm number -69 2942 Cat1 CPD
Name2 Cat2 HD 173687 M HD
ADS BDS M ADS BDS N IDS IDS 18413S6917A
HIC
 
 
18522-6910 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 185210.95-691018.8 Mag 10.44 PmRA 10.00
PmDE -6.0 Tycho2 9292-02173-2 Calc delta mag 1.11 Calc coord yes
Tycho2
Tycho2 9292-02173-2 Pflag P RAmdeg 283.04618310 DEmdeg -69.17153594
PmRA 9.5 PmDE -6.1 E RAmdeg 10 E DEmdeg 8
E pmRA 1.7 E pmDE 1.6 EpRAm 1990.93 EpDEm 1991.28
Num 8 Q RAmdeg 1.6 Q DEmdeg 1.4 Q pmRA 1.6
Q pmDE 1.4 BTmag 10.706 E BTmag 0.034 VTmag 10.443
E VTmag 0.035 Prox 25 TYC T HIP
CCDM RAdeg 283.04479889 DEdeg -69.17182417 EpRA 1990 1.50
EpDE 1990 1.62 E RAdeg 22.9 E DEdeg 18.7 Posflg D
Corr 0.1
CCDM
Ccdm 18522-6910 RComp Comp B Note1
Note2 Discov num MLO DRAs DDEs
R dRAs Year 1928 Theta 238 Rho 2.1
Obs 1 Vmag 10.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 18413S6917B
HIC