21178-3945 CRU 9019 AB (HD 202561)

 
 
21h 17m 50.31s -39° 44' 58.7" P.A. 230.00 sep 117.1 mag 9.80,10.00 Sp G2V
 
 
Coord 2000 21178-3945 Discov num CRU9019 Comp AB Coord arcsec 2000 21 17 50.31 -39 44 58.7
Date first 1879 Date last 2015 Obs 7
Pa first 231 Pa last 229.7 P.A. Now (θ) 229.7°
Sep first 110.7 Sep last 117.093 Sep. Now (ρ) 117.093"
Mag pri 9.80 Mag sec 10.00 delta mag (ΔM) 0.2 Spectral class G2V (yellow)
Pri motion ra +007 Sec motion ra -007
Pri motion dec +034 Sec motion dec +016
Notes
rPM=0.657
Nature of this double is uncertain.
 
 
21178-3945 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 202561 212872 21 17 50 -39 44 59 CRU 9019 AB 2015 7 230 117.1 9.80 10.00 0.20 <===
Show 212872 21 17 50 -39 44 59 CRU 9019 AC 2015 7 62 62.8 9.80 10.00 0.20
Show 21 17 43 -39 46 14 TDT 2890 Ba,Bb 1991 1 252 0.5 10.77 10.78 0.01
Quadruple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 202561 Constellation Microscopium SAO 212872 Tycho2 7970-00723-1
Gaia DR2 6583152839963766400 HD 202561 DM CP-40 9509
 
 
WDS 21178-3945 CRU 9019 AB (HD 202561) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Cru1884 Ma j Cruls, L. 1884AnRio...41..97C
Cru1884 Ann. Rio de Janeiro Obs. 4, Pt.1, 97, 1884
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21178-3945 CRU9019 AB 2000 3 230 116.8 9.80 10.00 G2V 211750.31-394458.7
21178-3945 CRU9019 AB 2015 7 230 117.1 9.80 10.00 G2V 211750.31-394458.7

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WDS 21178-3945 CRU 9019 AB (HD 202561) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21178-3945 CRU 9019 AB (HD 202561) : MEASURES
 
 
No records found.

 
 
WDS 21178-3945 (HD 202561) : VIRTUAL EYEPIECE
 
 

21178-3945 CRU9019A mag 9.8 Sp G2V 21178-3945 TDT2890B sep 116.5 P.A. 229.70 mag 10.77 21178-3945 TDT2890Bb sep 116.9 P.A. 229.80 mag 10.78 21178-3945 CRU9019C sep 51.9 P.A. 55.00 mag 10 virtual eyepiece
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Radius:
Components only
 
 
WDS 21178-3945 (HD 202561) : ALADIN DSS IMAGE @ 21h 17m 50.31s -39° 44' 58.7"
 
 
 
 
WDS 21178-3945 CRU 9019 AB (HD 202561) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


21178-3945  CRU9019AB distance=0' 21178-3945  TDT2890Ba,Bb distance=2' 21196-3929  I  1438 distance=27' 21156-3927  B   521BC distance=32' 21176-3914  SEE 442 distance=32' 21156-3927  HJ 5254A,BC distance=32' 21142-3936  WG  267 distance=44' 21213-4011  WG  270 distance=48' 21144-4025  UC 4416 distance=57' 21162-4041  CBL 182 distance=59' 21163-3845  LDS 737 distance=62' 21140-3858  TDT2844 distance=66' 21237-3947  SKF1173 distance=68' 21208-3847  CVN 110AB distance=68' 21187-3835  NSN 467 distance=71' 21122-4016  CRU9018AB distance=72' 21122-4016  CRU9018AC distance=72' 21122-4016  CRU9018AD distance=72' 21122-4016  CRU9018AE distance=72' 21122-4016  CRU9018AF distance=72' 21208-4049  HDS3039 distance=72' 21241-4002  UC 4465 distance=74' 21143-3835  B   520AB distance=82' 21143-3835  HJ 5253AC distance=82' 21107-3959  HDS3018 distance=83' 21103-4014  CRU9017 distance=91' 21186-4116  UC 4437 distance=92' 21243-4040  CRU9020 distance=93' 21172-4118  RST4079 distance=94' 21257-3913  SEE 445 distance=97' 21221-3818  HDS3042 distance=101' 21088-3927  CRU9015 distance=107' 21244-4100  BU  766AB distance=107' 21244-4100  BU  766AC distance=107' 21121-3811  HJ 5249 distance=116' 21175-4142  LIT  35 distance=118' 21091-4047  CPO 620AB distance=118' 21232-3800  LDS 741 distance=121' 21121-4128  BVD 153 distance=122' 21261-4103  RST2177 distance=123' 21104-4114  ARU   3 distance=124' 21071-3944  KPP2409 distance=125' 21278-3900  WG  271 distance=125' 21090-4058  CRU9016AB distance=125' 21090-4058  CRU9016AC distance=125' 21234-4133  KPP3092 distance=126' 21251-3812  RST5478 distance=126' 21276-3843  KPP1399 distance=130' 21285-3906  WG  272 distance=130' 21174-4157  NSN 466 distance=132' 21065-4012  WG  265 distance=133' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.

Show name coord_2000 discov# comp pa sep dist(')
Show 21178-3945 CRU9019 AB 230 117.1
Show 21178-3945 CRU9019 AC 62 62.8
Show 21178-3945 TDT2890 Ba,Bb 252 0.5 2
Show 21196-3929 I 1438 57 3.8 27
Show 21156-3927 B 521 BC 50 0.5 32
Show 21176-3914 SEE 442 40 4.9 32
Show 21156-3927 HJ 5254 A,BC 191 57.8 32
Show 21142-3936 WG 267 318 10.0 44
Show 21213-4011 WG 270 52 4.8 48
Show 21144-4025 UC 4416 140 12.5 57
Show 21162-4041 CBL 182 152 31.3 59
Show 21163-3845 LDS 737 157 7.2 62
Show 21140-3858 TDT2844 69 0.5 66
Show 21237-3947 SKF1173 153 94.0 68
Show 21208-3847 CVN 110 AB 25 7.0 68
Show 21187-3835 NSN 467 290 36.2 71
Show 21122-4016 CRU9018 AB 212 122.8 72
Show 21122-4016 CRU9018 AC 237 146.0 72
Show 21122-4016 CRU9018 AD 250 180.1 72
Show 21122-4016 CRU9018 AE 268 219.6 72
Show 21122-4016 CRU9018 AF 326 122.7 72
Show 21208-4049 HDS3039 13 0.2 72
Show 21241-4002 UC 4465 50 38.1 74
Show 21143-3835 B 520 AB 252 0.8 82
Show 21143-3835 HJ 5253 AC 183 10.4 82
Show 21107-3959 HDS3018 189 0.8 83
Show 21103-4014 CRU9017 303 25.0 91
Show 21186-4116 UC 4437 295 32.3 92
Show 21243-4040 CRU9020 52 38.1 93
Show 21172-4118 RST4079 21 0.2 94
Show 21257-3913 SEE 445 216 2.3 97
Show 21221-3818 HDS3042 126 0.2 101
Show 21088-3927 CRU9015 88 23.6 107
Show 21244-4100 BU 766 AB 169 0.3 107
Show 21244-4100 BU 766 AC 65 79.1 107
Show 21121-3811 HJ 5249 327 23.1 116
Show 21175-4142 LIT 35 248 10.5 118
Show 21091-4047 CPO 620 AB 347 20.1 118
Show 21232-3800 LDS 741 290 8.9 121
Show 21121-4128 BVD 153 132 44.1 122
Show 21261-4103 RST2177 334 2.5 123
Show 21104-4114 ARU 3 142 0.2 124
Show 21071-3944 KPP2409 194 20.9 125
Show 21278-3900 WG 271 121 4.1 125
Show 21090-4058 CRU9016 AB 82 117.7 125
Show 21090-4058 CRU9016 AC 24 137.2 125
Show 21234-4133 KPP3092 163 3.3 126
Show 21251-3812 RST5478 126 1.4 126
Show 21276-3843 KPP1399 345 10.5 130
Show 21285-3906 WG 272 85 7.5 130
Show 21174-4157 NSN 466 4 45.0 132

 
 
WDS 21178-3945 : COMPONENTS
 
 
  A B Bb
B pa=229.7°
sep=116.51"
 
Bb pa=229.8°
sep=116.88"
pa=246.8°
sep=0.39"
 
C pa=55.0°
sep=51.93"
pa=51.4°
sep=168.28"
pa=51.4°
sep=168.66"
 
 
21178-3945 A
 
 
Name HD 202561 Coord arcsec 2000 211750.31-394458.7 Mag 9.8 Spectral class G2V (yellow)
PmRA 7.00 PmDE 34.0 SAO 212872 Tycho2 7970-00723-1
HD 202561 DM CP-40 9509
Tycho2
Tycho2 7970-00723-1 Pflag RAmdeg 319.45963246 DEmdeg -39.74965484
PmRA 6.7 PmDE 34.2 E RAmdeg 13 E DEmdeg 19
E pmRA 1.2 E pmDE 1.2 EpRAm 1988.47 EpDEm 1984.19
Num 8 Q RAmdeg 1.4 Q DEmdeg 1.2 Q pmRA 1.3
Q pmDE 1.2 BTmag 10.460 E BTmag 0.034 VTmag 9.874
E VTmag 0.029 Prox 631 TYC T HIP
CCDM RAdeg 319.45961250 DEdeg -39.74973639 EpRA 1990 1.80
EpDE 1990 1.45 E RAdeg 14.1 E DEdeg 22.2 Posflg
Corr -0.3
SAO
SAO 212872 DelFlag RA1950 PmRA1950 0.0007
DE1950 PmDE1950 0.023 Vmag 9.5 SpType G0
Double code Source 48 CatNum 19300 DM CP-40 9509
DMcomp BDsup HD 202561 M HD 0
GC RA1950rad 5.56177455 DE1950rad -0.69744492 PmRA2000 0.0008
PmDE2000 0.02
 
 
21178-3945 B
 
 
Coord arcsec 2000 211742.60-394614.0 Coord calc 211744.36-394614.4 Mag 10.77 Mag composta 10
PmRA -7.00 PmDE 16.0 Tycho2 7970-00247-1 Calc delta mag 0.97
Tycho2
Tycho2 7970-00247-1 Pflag RAmdeg 319.42743878 DEmdeg -39.77058387
PmRA -6.6 PmDE 16.1 E RAmdeg 18 E DEmdeg 26
E pmRA 1.4 E pmDE 1.5 EpRAm 1986.85 EpDEm 1980.46
Num 4 Q RAmdeg 1.7 Q DEmdeg 1.2 Q pmRA 1.7
Q pmDE 1.2 BTmag 11.639 E BTmag 0.070 VTmag 10.097
E VTmag 0.031 Prox 999 TYC T HIP
CCDM RAdeg 319.42745944 DEdeg -39.77062333 EpRA 1990 1.79
EpDE 1990 1.47 E RAdeg 20.0 E DEdeg 31.6 Posflg
Corr -0.2
 
 
21178-3945 Bb
 
 
Coord arcsec 2000 211742.57-394614.2 Mag 10.78 PmRA -7.00 PmDE 16.0
Calc delta mag 0.98 Calc coord yes
 
 
21178-3945 C
 
 
Coord arcsec 2000 211754.00-394428.9 Mag 10 PmRA 13.00 PmDE -6.0
Tycho2 7970-00135-1 Calc delta mag 0.2 Calc coord yes
Tycho2
Tycho2 7970-00135-1 Pflag RAmdeg 319.47959530 DEmdeg -39.74123217
PmRA 12.8 PmDE -6.1 E RAmdeg 20 E DEmdeg 31
E pmRA 1.4 E pmDE 1.7 EpRAm 1985.70 EpDEm 1983.53
Num 4 Q RAmdeg 1.0 Q DEmdeg 1.4 Q pmRA 1.1
Q pmDE 1.4 BTmag 11.640 E BTmag 0.074 VTmag 10.180
E VTmag 0.034 Prox 631 TYC T HIP
CCDM RAdeg 319.47955861 DEdeg -39.74122167 EpRA 1990 1.79
EpDE 1990 1.48 E RAdeg 21.9 E DEdeg 34.8 Posflg
Corr -0.3