20079-3951 CRU 9011 AB (HD 190730)

 
 
20h 07m 53.74s -39° 50' 36.0" P.A. 185.00 sep 82.5 mag 7.60,9.50 Sp F5V
 
 
Coord 2000 20079-3951 Discov num CRU9011 Comp AB Coord arcsec 2000 20 07 53.74 -39 50 36.0
Date first 1879 Date last 2015 Obs 7
Pa first 184 Pa last 184.9 P.A. Now (θ) 184.9°
Sep first 87.5 Sep last 82.458 Sep. Now (ρ) 82.458"
Mag pri 7.60 Mag sec 9.50 delta mag (ΔM) 1.9 Spectral class F5V (yellow-white)
Pri motion ra +014 Sec motion ra -002
Pri motion dec -098 Sec motion dec -027
Notes
rPM=0.735
Nature of this double is uncertain.
 
 
20079-3951 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 190730 211830 20 07 54 -39 50 36 CRU 9011 AB 2015 7 185 82.5 7.60 9.50 1.90 <===
Show 211830 20 07 54 -39 50 36 CRU 9011 AC 2015 7 96 80.1 7.60 9.50 1.90
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 190730 Constellation Sagittarius SAO 211830 Tycho2 7951-01107-1
Gaia DR2 6687540473903265920 HD 190730 GC 27905
 
 
WDS 20079-3951 CRU 9011 AB (HD 190730) : 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
20079-3951 CRU9011 AB 2000 3 185 83.4 7.60 9.50 200753.74-395036.0
20079-3951 CRU9011 AB 2015 7 185 82.5 7.60 9.50 F5V 200753.74-395036.0

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WDS 20079-3951 CRU 9011 AB (HD 190730) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20079-3951 CRU 9011 AB (HD 190730) : MEASURES
 
 
No records found.

 
 
WDS 20079-3951 (HD 190730) : VIRTUAL EYEPIECE
 
 

20079-3951 CRU9011A mag 7.6 Sp F5V 20079-3951 CRU9011B sep 82.3 P.A. 183.80 mag 9.5 20079-3951 CRU9011C sep 61.7 P.A. 98.20 mag 9.5 virtual eyepiece
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Radius:
Components only
 
 
WDS 20079-3951 (HD 190730) : ALADIN DSS IMAGE @ 20h 07m 53.74s -39° 50' 36.0"
 
 
 
 
WDS 20079-3951 CRU 9011 AB (HD 190730) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


20079-3951  CRU9011AB distance=0' 20079-3952  UC 4093 distance=2' 20081-3929  RST2134 distance=22' 20068-4031  WG  250 distance=43' 20112-3926  HDS2878 distance=46' 20123-3956  WG  251 distance=52' 20055-4034  UC 4080 distance=52' 20027-3939  RST2131 distance=61' 20056-4048  UC 4083 distance=64' 20022-3936  UC 4068 distance=67' 20134-3927  TDT2102 distance=68' 20090-3843  SEE 407 distance=69' 20108-3845  YMG  90 distance=75' 20092-4105  GRV1264 distance=76' 20148-3936  CRU9012 distance=82' 20008-3938  WG  249 distance=83' 20055-4109  UC 4081 distance=83' 20064-3829  RST2132 distance=84' 20118-3825  TOK 904 distance=94' 20140-4053  SKF1163 distance=95' 20123-3826  SKF2085 distance=99' 19597-4030  HJ 5159 distance=102' 20012-3835  HDO 294 distance=109' 20061-4138  CBL 177 distance=110' 20134-3821  B   472 distance=111' 20174-4004  WG  252 distance=111' 20125-4130  RST2136 distance=113' 20174-3926  UC 4138 distance=113' 19587-4029  RST2125 distance=113' 20006-3836  KPP 450 distance=113' 19581-4012  CRU9010 distance=115' 20178-4011  DUN 230 distance=116' 20020-3816  TDT1925 distance=118' 19580-4031  SKF1095 distance=121' 20166-3841  KPP1571 distance=123' 20185-4000  B   474AB distance=123' 20185-4000  WG  254AC distance=123' 20187-3932  UC 4143 distance=126' 20076-4200  RSS 541 distance=130' 19572-4035  RST2124 distance=131' 20057-3743  HDS2865 distance=131' 20190-4037  KPP2109 distance=135' 19596-3813  RST2126 distance=138' 19574-4100  I  1408 distance=139' 20199-3938  UC 4148 distance=140' 20098-3732  B  2883 distance=141' 20046-4206  UC 4076 distance=141' 20048-4215  B   984 distance=150' 20003-3742  HDO 293 distance=157' 19587-4151  TDT1895 distance=160' 20114-3715  B   470 distance=162' 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 20079-3951 CRU9011 AB 185 82.5
Show 20079-3951 CRU9011 AC 96 80.1
Show 20079-3952 UC 4093 108 23.5 2
Show 20081-3929 RST2134 50 0.3 22
Show 20068-4031 WG 250 330 16.7 43
Show 20112-3926 HDS2878 37 0.3 46
Show 20123-3956 WG 251 306 9.6 52
Show 20055-4034 UC 4080 89 18.9 52
Show 20027-3939 RST2131 301 0.5 61
Show 20056-4048 UC 4083 34 47.0 64
Show 20022-3936 UC 4068 138 34.2 67
Show 20134-3927 TDT2102 269 0.5 68
Show 20090-3843 SEE 407 259 3.3 69
Show 20108-3845 YMG 90 343 1.4 75
Show 20092-4105 GRV1264 114 1.9 76
Show 20148-3936 CRU9012 115 17.1 82
Show 20008-3938 WG 249 125 13.4 83
Show 20055-4109 UC 4081 352 14.1 83
Show 20064-3829 RST2132 119 0.4 84
Show 20118-3825 TOK 904 315 4.2 94
Show 20140-4053 SKF1163 12 8.5 95
Show 20123-3826 SKF2085 2 18.8 99
Show 19597-4030 HJ 5159 30 27.1 102
Show 20012-3835 HDO 294 33 1.3 109
Show 20061-4138 CBL 177 9 23.7 110
Show 20134-3821 B 472 24 1.0 111
Show 20174-4004 WG 252 99 3.3 111
Show 20125-4130 RST2136 48 0.6 113
Show 20174-3926 UC 4138 291 62.0 113
Show 19587-4029 RST2125 91 0.6 113
Show 20006-3836 KPP 450 104 3.7 113
Show 19581-4012 CRU9010 46 13.1 115
Show 20178-4011 DUN 230 117 9.7 116
Show 20020-3816 TDT1925 66 0.5 118
Show 19580-4031 SKF1095 104 48.9 121
Show 20166-3841 KPP1571 71 11.9 123
Show 20185-4000 B 474 AB 28 3.3 123
Show 20185-4000 WG 254 AC 20 14.3 123
Show 20187-3932 UC 4143 351 60.9 126
Show 20076-4200 RSS 541 318 10.0 130
Show 19572-4035 RST2124 74 3.0 131
Show 20057-3743 HDS2865 185 0.1 131
Show 20190-4037 KPP2109 91 17.1 135
Show 19596-3813 RST2126 141 2.0 138
Show 19574-4100 I 1408 94 0.4 139
Show 20199-3938 UC 4148 227 39.2 140
Show 20098-3732 B 2883 130 8.3 141
Show 20046-4206 UC 4076 4 40.2 141
Show 20048-4215 B 984 32 2.4 150
Show 20003-3742 HDO 293 210 23.6 157
Show 19587-4151 TDT1895 91 0.5 160

 
 
WDS 20079-3951 : COMPONENTS
 
 
  A B
B pa=183.8°
sep=82.33"
 
C pa=98.2°
sep=61.74"
pa=42.2°
sep=99.03"
 
 
20079-3951 A
 
 
Name HD 190730 Coord arcsec 2000 200753.74-395036.0 Mag 7.6 Spectral class F5V (yellow-white)
PmRA 14.00 PmDE -98.0 SAO 211830 Tycho2 7951-01107-1
HD 190730 GC 27905 DM CD-4013678
Tycho2
Tycho2 7951-01107-1 Pflag RAmdeg 301.97389830 DEmdeg -39.84333296
PmRA 13.7 PmDE -98.1 E RAmdeg 4 E DEmdeg 5
E pmRA 0.9 E pmDE 1.1 EpRAm 1991.35 EpDEm 1991.02
Num 17 Q RAmdeg 0.8 Q DEmdeg 1.0 Q pmRA 0.9
Q pmDE 0.9 BTmag 8.128 E BTmag 0.016 VTmag 7.646
E VTmag 0.011 Prox 800 TYC T HIP
CCDM RAdeg 301.97385750 DEdeg -39.84309944 EpRA 1990 1.76
EpDE 1990 1.43 E RAdeg 4.1 E DEdeg 5.3 Posflg
Corr 0.1
SAO
SAO 211830 DelFlag RA1950 PmRA1950 0.0015
DE1950 PmDE1950 -0.081 Vmag 7.4 SpType F5
Double code Source 70 CatNum 27905 DM CD-4013678
DMcomp BDsup HD 190730 M HD 0
GC 27905 RA1950rad 5.25578762 DE1950rad -0.69791336 PmRA2000 0.0016
PmDE2000 -0.083
 
 
20079-3951 B
 
 
Coord arcsec 2000 200753.27-395158.2 Mag 9.5 PmRA -2.00 PmDE -27.0
Tycho2 7951-00897-1 Calc delta mag 1.9 Calc coord yes
Tycho2
Tycho2 7951-00897-1 Pflag RAmdeg 301.97143447 DEmdeg -39.86645512
PmRA -2.3 PmDE -26.5 E RAmdeg 14 E DEmdeg 20
E pmRA 1.3 E pmDE 1.3 EpRAm 1988.36 EpDEm 1984.39
Num 5 Q RAmdeg 1.9 Q DEmdeg 0.6 Q pmRA 1.8
Q pmDE 0.6 BTmag 11.203 E BTmag 0.055 VTmag 9.664
E VTmag 0.024 Prox 841 TYC T HIP
CCDM RAdeg 301.97144250 DEdeg -39.86639306 EpRA 1990 1.75
EpDE 1990 1.43 E RAdeg 15.3 E DEdeg 22.9 Posflg
Corr 0.1
 
 
20079-3951 C
 
 
Coord arcsec 2000 200759.05-395044.8 Mag 9.5 PmRA 37.00 PmDE 4.0
Tycho2 7951-01909-1 Calc delta mag 1.9 Calc coord yes
Tycho2
Tycho2 7951-01909-1 Pflag RAmdeg 302.00260690 DEmdeg -39.84627703
PmRA 36.6 PmDE 4.0 E RAmdeg 29 E DEmdeg 32
E pmRA 2.1 E pmDE 2.0 EpRAm 1989.48 EpDEm 1988.44
Num 3 Q RAmdeg 1.6 Q DEmdeg 0.5 Q pmRA 1.6
Q pmDE 0.4 BTmag 10.875 E BTmag 0.051 VTmag 10.357
E VTmag 0.047 Prox 800 TYC T HIP
CCDM RAdeg 302.00249667 DEdeg -39.84628639 EpRA 1990 1.68
EpDE 1990 1.56 E RAdeg 28.7 E DEdeg 33.3 Posflg
Corr 0.0