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Current system
21150-3059
RSS 557
HD 202173


Nearby doubles
16' : 21145-3045
RSS 556

28' : 21137-3121
BRT3097AB

45' : 21121-3035
BU 251

54' : 21111-3041
HJ 5248

68' : 21192-3018
RST2176AB

77' : 21209-3054
HJ 5263

81' : 21140-2940
MET 91

85' : 21146-2935
B 2492

92' : 21214-3140
UC 4455

97' : 21181-2931
LDS 738AB

98' : 21191-3221
SKF2098

98' : 21149-2921
HDS3022

98' : 21218-3014
UC 4457

99' : 21076-3125
SKF 810

106' : 21196-3226
I 1605

106' : 21140-2914
RST2173

108' : 21212-3212
NSN 492

108' : 21076-3011
RST2172AB

110' : 21138-3247
B 2491

118' : 21094-2928
B 517

122' : 21131-3258
B 1005

122' : 21205-2920
LDS5921

125' : 21064-3002
JSP 822

125' : 21247-3106
HJ 5266

130' : 21146-2849
LDS4872

132' : 21131-2850
BRT3096



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

21150-3059 RSS 557 (HD 202173)

 
 
21h 15m 02.21s -30° 58' 59.5" P.A. 339.00 sep 55.4 mag 7.53,9.31 Sp K1III dist. 386.1 pc (1259.46 l.y.)
 
 
Coord 2000 21150-3059 Discov num RSS 557 Comp Coord arcsec 2000 21 15 02.21 -30 58 59.5
Date first 1896 Date last 2015 Obs 14
Pa first 343 Pa last 339.4 P.A. Now (θ) 339.4°
Sep first 52.8 Sep last 55.396 Sep. Now (ρ) 55.396"
Mag pri 7.53 Mag sec 9.31 delta mag (ΔM) 1.78 Spectral class K1III (yellow-orange)
Pri motion ra +021 Sec motion ra -009
Pri motion dec -041 Sec motion dec -025
Notes
rPM=0.738
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 202173 Constellation Microscopium SAO 212828 HIP 104906
Tycho2 7472-00591-1 Gaia DR2 6787183955689744256 HD 202173 CD CD-3118149
CP CP-31 6486 Distance 386.1 Distance ly 1259.46
 
 
WDS 21150-3059 RSS 557 (HD 202173) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Rss1996 Pa - Rousseau, J.M., Perie, J.P., & Gachard, M.T. 1996A&AS..116..301R
Rss1996 A&AS 116, 301, 1996
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21150-3059 RSS 557 1999 11 340 54.9 7.53 9.31 K1III D 211502.21-305859.5
21150-3059 RSS 557 2010 13 340 55.3 7.53 9.31 K1III 211502.21-305859.5
21150-3059 RSS 557 2015 14 339 55.4 7.53 9.31 K1III 211502.21-305859.5

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

 
 
WDS 21150-3059 RSS 557 (HD 202173) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21150-3059 RSS 557 (HD 202173) : MEASURES
 
 
No records found.

 
 
WDS 21150-3059 (HD 202173) : VIRTUAL EYEPIECE
 
 

21150-3059 RSS 557A mag 7.53 Sp K1III 21150-3059 RSS 557B sep 54.5 P.A. 342.10 mag 9.31 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 21150-3059 (HD 202173) : ALADIN DSS IMAGE @ 21h 15m 02.21s -30° 58' 59.5"
 
 
 
 
WDS 21150-3059 RSS 557 (HD 202173) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21150-3059 RSS 557 distance=0' 21145-3045 RSS 556 distance=16' 21137-3121 BRT3097AB distance=28' 21121-3035 BU 251 distance=45' 21111-3041 HJ 5248 distance=54' 21192-3018 RST2176AB distance=68' 21192-3018 WIS 348AC distance=68' 21209-3054 HJ 5263 distance=77' 21140-2940 MET 91 distance=81' 21146-2935 B 2492 distance=85' 21214-3140 UC 4455 distance=92' 21181-2931 LDS 738AB distance=97' 21181-2931 LDS 738Aa,Ab distance=97' 21191-3221 SKF2098 distance=98' 21149-2921 HDS3022 distance=98' 21218-3014 UC 4457 distance=98' 21076-3125 SKF 810 distance=99' 21196-3226 I 1605 distance=106' 21140-2914 RST2173 distance=106' 21212-3212 NSN 492 distance=108' 21076-3011 RST2172AB distance=108' 21076-3011 SKF1252AB,C distance=108' 21138-3247 B 2491 distance=110' 21094-2928 B 517 distance=118' 21131-3258 B 1005 distance=122' 21205-2920 LDS5921 distance=122' 21064-3002 JSP 822 distance=125' 21247-3106 HJ 5266 distance=125' 21146-2849 LDS4872 distance=130' 21131-2850 BRT3096 distance=132' 21212-2914 FIN 6 distance=132' 21111-2858 HU 85 distance=132' 21254-3037 HJ 3025 distance=136' 21154-2842 LDS4874 distance=137' 21238-3219 LDS5922 distance=138' 21247-3202 JSP 824AB distance=140' 21169-2836 DAW 154 distance=145' 21265-3111 TOK 372 distance=148' 21095-3311 HDS3014Ba,Bb distance=150' 21052-3221 HJ 5242 distance=150' 21218-3311 SKF1650 distance=158' 21194-2831 B 523 distance=159' 21031-3020 LDS4862 distance=160' 21256-3227 JSP 825 distance=161' 21022-3128 LDS 731 distance=167' 21032-2945 BRT3095 distance=170' 21038-3231 B 1004 distance=170' 21090-2829 DAW 153 distance=170' 21168-3352 RST3283 distance=175' 21015-3114 NSN 491 distance=175' 21273-3218 B 1007 distance=176' 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 21150-3059 RSS 557 339 55.4
Show 21145-3045 RSS 556 24 11.8 16
Show 21137-3121 BRT3097 AB 124 3.4 28
Show 21121-3035 BU 251 232 1.8 45
Show 21111-3041 HJ 5248 319 5.3 54
Show 21192-3018 RST2176 AB 246 0.8 68
Show 21192-3018 WIS 348 AC 239 171.8 68
Show 21209-3054 HJ 5263 93 27.9 77
Show 21140-2940 MET 91 161 1.9 81
Show 21146-2935 B 2492 7.2 85
Show 21214-3140 UC 4455 283 11.4 92
Show 21181-2931 LDS 738 AB 182 27.4 97
Show 21181-2931 LDS 738 Aa,Ab 101 4.8 97
Show 21191-3221 SKF2098 27 100.8 98
Show 21149-2921 HDS3022 18 0.4 98
Show 21218-3014 UC 4457 240 34.7 98
Show 21076-3125 SKF 810 48 25.7 99
Show 21196-3226 I 1605 298 1.7 106
Show 21140-2914 RST2173 11 1.3 106
Show 21212-3212 NSN 492 320 9.3 108
Show 21076-3011 RST2172 AB 310 0.8 108
Show 21076-3011 SKF1252 AB,C 288 17.6 108
Show 21138-3247 B 2491 201 6.5 110
Show 21094-2928 B 517 129 4.2 118
Show 21131-3258 B 1005 124 3.2 122
Show 21205-2920 LDS5921 91 313.7 122
Show 21064-3002 JSP 822 74 0.5 125
Show 21247-3106 HJ 5266 256 10.7 125
Show 21146-2849 LDS4872 276 62.7 130
Show 21131-2850 BRT3096 93 4.3 132
Show 21212-2914 FIN 6 209 1.2 132
Show 21111-2858 HU 85 141 2.9 132
Show 21254-3037 HJ 3025 282 32.4 136
Show 21154-2842 LDS4874 34 22.5 137
Show 21238-3219 LDS5922 284 201.1 138
Show 21247-3202 JSP 824 AB 198 1.7 140
Show 21169-2836 DAW 154 88 1.1 145
Show 21265-3111 TOK 372 138 0.1 148
Show 21095-3311 HDS3014 Ba,Bb 268 0.3 150
Show 21052-3221 HJ 5242 265 28.9 150
Show 21218-3311 SKF1650 44 2.5 158
Show 21194-2831 B 523 212 0.8 159
Show 21031-3020 LDS4862 114 205.4 160
Show 21256-3227 JSP 825 279 2.0 161
Show 21022-3128 LDS 731 179 59.3 167
Show 21032-2945 BRT3095 104 4.7 170
Show 21038-3231 B 1004 16 2.7 170
Show 21090-2829 DAW 153 279 3.6 170
Show 21168-3352 RST3283 102 0.2 175
Show 21015-3114 NSN 491 314 2.9 175
Show 21273-3218 B 1007 343 0.1 176

 
 
WDS 21150-3059 : COMPONENTS
 
 
  A
B pa=342.1°
sep=54.48"
 
 
21150-3059 A
 
 
Componente originario normalizzato AB Name HD 202173 Coord arcsec 2000 211502.21-305859.5 Mag 7.53
Spectral class K1III (yellow-orange) PmRA 21.00 PmDE -41.0 SAO 212828
HIP 104906 Tycho2 7472-00591-1 HD 202173 CD CD-3118149
CP CP-31 6486
Tycho2
Tycho2 7472-00591-1 Pflag RAmdeg 318.75922817 DEmdeg -30.98320088
PmRA 21.5 PmDE -41.2 E RAmdeg 5 E DEmdeg 7
E pmRA 1.3 E pmDE 1.2 EpRAm 1991.46 EpDEm 1990.99
Num 12 Q RAmdeg 0.8 Q DEmdeg 0.7 Q pmRA 0.8
Q pmDE 0.8 BTmag 8.935 E BTmag 0.019 VTmag 7.534
E VTmag 0.012 Prox 548 TYC T HIP 104906
CCDM RAdeg 318.75917222 DEdeg -30.98310889 EpRA 1990 1.95
EpDE 1990 1.96 E RAdeg 5.0 E DEdeg 6.6 Posflg
Corr -0.1
SAO
SAO 212828 DelFlag RA1950 PmRA1950 0.0015
DE1950 PmDE1950 -0.055 Vmag 7.4 SpType G5
Double code Source 40 CatNum 11595 DM CD-3118149
DMcomp BDsup HD 202173 M HD 0
GC RA1950rad 5.55026303 DE1950rad -0.54438668 PmRA2000 0.0014
PmDE2000 -0.058
Hipparcos
Catalog H HIP 104906 Proxy RAhms 21 15 02.20
DEdms -30 58 59.2 Vmag 7.4 VarFlag R Vmag H
RAdeg 318.759 DEdeg -30.9831 AstroRef Plx 2.96
CCDM 21150-3059 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 202173 BD
CD CD-3118149 CP CP-31 6486 Dm number -3118149 VIred 1.14
SpType K1IIICN... R SpType Coord arcsec 2000 211502.20-305859.2
Hipparcos 2
HIP 104906 Sn 5 So 0 Nc 1
RArad 5.563396914 DErad -0.5407570817 Plx 2.59 PmRA 20.86
PmDE -40.45 E RArad 0.74 E DErad 0.52 E Plx 0.8
E pmRA 0.91 E pmDE 0.46 Hpmag 7.5617 E Hpmag 0.0012
SHp 0.009 VA 0 BV 1.183 E BV 0.02
VI 1.14
CCDM
Ccdm 21150-3059 RComp Comp A Note1
Note2 Discov num DRAs 2.20 DDEs 1.1
R dRAs 40 Year Theta Rho
Obs 2 Vmag 7.4 Sp G5 PmNote
PmRA 19 PmDE -25 Dm number -3118149 Cat1 CD
Name2 212828 Cat2 SAO HD 202173 M HD
ADS BDS M ADS BDS N IDS * IDS 21090S3124A
HIC 104906
 
 
21150-3059 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 211500.91-305807.6 Mag 9.31 PmRA -9.00
PmDE -25.0 Tycho2 7472-00341-1 Calc delta mag 1.78 Calc coord yes
Tycho2
Tycho2 7472-00341-1 Pflag RAmdeg 318.75305573 DEmdeg -30.96886662
PmRA -5.5 PmDE -26.3 E RAmdeg 13 E DEmdeg 18
E pmRA 1.4 E pmDE 1.4 EpRAm 1989.25 EpDEm 1986.74
Num 9 Q RAmdeg 1.0 Q DEmdeg 1.4 Q pmRA 1.0
Q pmDE 1.5 BTmag 10.323 E BTmag 0.035 VTmag 9.314
E VTmag 0.023 Prox 548 TYC T HIP
CCDM RAdeg 318.75307000 DEdeg -30.96880583 EpRA 1990 1.96
EpDE 1990 1.93 E RAdeg 14.1 E DEdeg 20.1 Posflg
Corr -0.2
CCDM
Ccdm 21150-3059 RComp Comp B Note1
Note2 Discov num RSU DRAs 0.74 DDEs 51.5
R dRAs 40 Year 1976 Theta 340 Rho 54.1
Obs 1 Vmag 9.3 Sp PmNote
PmRA -12 PmDE -44 Dm number -3118148 Cat1 CD
Name2 212827 Cat2 SAO HD M HD
ADS BDS M ADS BDS N IDS * IDS 21090S3124B
HIC