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Doubles in session


Current system
20025-1150
RST 4650


Nearby doubles
8' : 20023-1157
HU 79AB

34' : 20010-1215
RST4649AB

42' : 20051-1136
H 4 3

48' : 20022-1237
HU 78

56' : 20037-1243
TDT1943

58' : 20041-1243
UC 4074

84' : 20075-1112
RST5152

86' : 19580-1245
RST4051

87' : 19573-1109
UC 4058

88' : 19573-1234
LDS4824

92' : 20068-1256
STF2625

95' : 20067-1039
BU 832

100' : 19565-1240
LDS 858

102' : 19589-1318
BU 1476AB

109' : 20064-1322
HLD 155AB

111' : 20045-1002
RST4651

118' : 19548-1223
HJ 602

120' : 19598-0957
HO 276AB

121' : 20083-1315
BRT2769

122' : 20043-0953
J 1695

125' : 19557-1305
HLD 153

129' : 19563-1321
STF2602

129' : 19565-1016
GWP2911

133' : 20100-1303
TOK 729

134' : 19555-1026
GWP2908

135' : 20112-1109
RST4653



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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.

20025-1150 RST 4650

 
 
20h 02m 27.16s -11° 50' 02.7" P.A. 335.00 sep 8.0 mag 8.07,15.70 Sp K4III
 
 
Coord 2000 20025-1150 Discov num RST4650 Comp Coord arcsec 2000 20 02 27.16 -11 50 02.7
Date first 1940 Date last 2005 Obs 2
Pa first 332 Pa last 335.2 P.A. Now (θ) 335.2°
Sep first 5.4 Sep last 7.99 Sep. Now (ρ) 7.99"
Mag pri 8.07 Mag sec 15.70 delta mag (ΔM) 7.63 Spectral class K4III (yellow-orange)
Pri motion ra +012 Sec motion ra
Pri motion dec -002 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius SAO 163199 Tycho2 5746-00400-1 Gaia DR2 4189119686716959744
HD 189826
 
 
WDS 20025-1150 RST 4650 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Rst1933 T - Rossiter, R.A. 1933MmRAS..65...27R
Rst1933 MemRAS 65, 27, 1933
Rst1937 Ma - Rossiter, R.A. 1937MmRAS..65...51R
Rst1937 MemRAS 65, 51, 1937
Rst1943 Ma - Rossiter, R.A. 1943POMic...8..133R
Rst1943 Pub. Univ. Michigan Obs. 8, 133, 1943
Rst1944 - Rossiter, R.A. 1944POMic...9....1R
Rst1944 Pub. Univ. Michigan Obs. 9, 1, 1944
Rst1947 Ma - Rossiter, R.A. 1947POMic...9....7R
Rst1947 Pub. Univ. Michigan Obs. 9, 7, 1947
Rst1955 Ma j Rossiter, R.A. 1955POMic..11....1R
Rst1955 +P+ Pub. Univ. Michigan Obs. 11, 1, 1955
Rst1964 Ma - Rossiter, R.A. 1964POMic...9...73R
Rst1964 Pub. Univ. Michigan Obs. 9, 73, 1964
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20025-1150 RST4650 1940 1 332 5.4 8.07 15.70 K4III 200227.16-115002.7
20025-1150 RST4650 2005 2 335 8.0 8.07 15.70 K4III 200227.16-115002.7

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

 
 
WDS 20025-1150 RST 4650 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20025-1150 RST 4650 : MEASURES
 
 
No records found.

 
 
WDS 20025-1150 : VIRTUAL EYEPIECE
 
 

20025-1150 RST4650A mag 8.07 Sp K4III 20025-1150 RST4650B sep 8.0 P.A. 335.70 mag 15.7 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20025-1150 : ALADIN DSS IMAGE @ 20h 02m 27.16s -11° 50' 02.7"
 
 
 
 
WDS 20025-1150 RST 4650 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20025-1150 RST4650 distance=1' 20023-1157 HU 79AB distance=8' 20023-1157 B 2882AB,C distance=8' 20010-1215 RST4649AB distance=34' 20010-1215 B 2881AC distance=34' 20051-1136 H 4 3 distance=42' 20022-1237 HU 78 distance=48' 20037-1243 TDT1943 distance=56' 20041-1243 UC 4074 distance=58' 20075-1112 RST5152 distance=84' 19580-1245 RST4051 distance=86' 19573-1109 UC 4058 distance=87' 19573-1234 LDS4824 distance=88' 20068-1256 STF2625 distance=92' 20067-1039 BU 832 distance=95' 19565-1240 LDS 858 distance=100' 19589-1318 BU 1476AB distance=102' 19589-1318 D 31AC distance=102' 20064-1322 HLD 155AB distance=109' 20064-1322 HLD 155AC distance=109' 20045-1002 RST4651 distance=111' 19548-1223 HJ 602 distance=118' 19598-0957 HO 276AB distance=120' 19598-0957 HLA 22AC distance=120' 20083-1315 BRT2769 distance=121' 20043-0953 J 1695 distance=122' 19557-1305 HLD 153 distance=125' 19563-1321 STF2602 distance=129' 19565-1016 GWP2911 distance=129' 20100-1303 TOK 729 distance=133' 19555-1026 GWP2908 distance=134' 20112-1109 RST4653 distance=135' 20105-1304 J 2298 distance=137' 19539-1237 J 2288 distance=137' 19539-1248 UC 4048 distance=138' 20118-1205 H 6 92 distance=138' 19583-1357 GRE 5 distance=139' 20120-1150 RST4053 distance=141' 20111-1252 HO 119 distance=142' 20106-1308 DAM 195 distance=143' 19525-1202 LDS4821 distance=147' 20063-0932 RST4652 distance=150' 20124-1237 BUP 206AB distance=154' 20124-1237 TDT2085AC distance=154' 20124-1237 RAO 88CD distance=156' 20057-1420 HLD 154 distance=158' 20094-0946 UC 4107 distance=161' 20006-0911 BRT 554 distance=162' 20131-1111 BRT2771AB distance=162' 20131-1111 DAM 203AC distance=162' 20049-1430 KPP1718 distance=164' 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 20025-1150 RST4650 335 8.0 1
Show 20023-1157 HU 79 AB 235 0.5 8
Show 20023-1157 B 2882 AB,C 289 3.8 8
Show 20010-1215 RST4649 AB 225 7.8 34
Show 20010-1215 B 2881 AC 52 36.6 34
Show 20051-1136 H 4 3 276 46.8 42
Show 20022-1237 HU 78 354 2.3 48
Show 20037-1243 TDT1943 258 1.1 56
Show 20041-1243 UC 4074 342 33.9 58
Show 20075-1112 RST5152 147 2.6 84
Show 19580-1245 RST4051 128 1.8 86
Show 19573-1109 UC 4058 197 13.2 87
Show 19573-1234 LDS4824 77 62.7 88
Show 20068-1256 STF2625 4 12.1 92
Show 20067-1039 BU 832 112 1.4 95
Show 19565-1240 LDS 858 157 19.1 100
Show 19589-1318 BU 1476 AB 169 14.9 102
Show 19589-1318 D 31 AC 193 132.9 102
Show 20064-1322 HLD 155 AB 276 1.9 109
Show 20064-1322 HLD 155 AC 239 29.9 109
Show 20045-1002 RST4651 301 1.8 111
Show 19548-1223 HJ 602 309 6.7 118
Show 19598-0957 HO 276 AB 109 0.2 120
Show 19598-0957 HLA 22 AC 296 10.3 120
Show 20083-1315 BRT2769 304 4.5 121
Show 20043-0953 J 1695 306 2.6 122
Show 19557-1305 HLD 153 106 1.9 125
Show 19563-1321 STF2602 147 12.3 129
Show 19565-1016 GWP2911 213 31.0 129
Show 20100-1303 TOK 729 277 1.2 133
Show 19555-1026 GWP2908 121 8.3 134
Show 20112-1109 RST4653 155 3.5 135
Show 20105-1304 J 2298 51 5.7 137
Show 19539-1237 J 2288 100 4.6 137
Show 19539-1248 UC 4048 202 21.9 138
Show 20118-1205 H 6 92 263 84.1 138
Show 19583-1357 GRE 5 36 4.3 139
Show 20120-1150 RST4053 2 0.8 141
Show 20111-1252 HO 119 198 3.1 142
Show 20106-1308 DAM 195 205 5.3 143
Show 19525-1202 LDS4821 350 10.1 147
Show 20063-0932 RST4652 232 5.1 150
Show 20124-1237 BUP 206 AB 272 90.5 154
Show 20124-1237 TDT2085 AC 194 999.9 154
Show 20124-1237 RAO 88 CD 273 18.0 156
Show 20057-1420 HLD 154 39 1.5 158
Show 20094-0946 UC 4107 192 47.9 161
Show 20006-0911 BRT 554 25 2.6 162
Show 20131-1111 BRT2771 AB 130 5.9 162
Show 20131-1111 DAM 203 AC 53 5.4 162
Show 20049-1430 KPP1718 60 13.3 164

 
 
WDS 20025-1150 : COMPONENTS
 
 
  A
B pa=335.7°
sep=7.96"
 
 
20025-1150 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 200227.16-115002.7 Mag 8.07 Spectral class K4III (yellow-orange)
PmRA 12.00 PmDE -2.0 SAO 163199 Tycho2 5746-00400-1
HD 189826 DM BD-12 5623
Tycho2
Tycho2 5746-00400-1 Pflag RAmdeg 300.61319765 DEmdeg -11.83409242
PmRA 5.4 PmDE -3.9 E RAmdeg 9 E DEmdeg 11
E pmRA 1.2 E pmDE 1.3 EpRAm 1989.90 EpDEm 1989.95
Num 9 Q RAmdeg 1.8 Q DEmdeg 0.5 Q pmRA 1.7
Q pmDE 0.6 BTmag 9.850 E BTmag 0.035 VTmag 8.066
E VTmag 0.015 Prox 999 TYC T HIP
CCDM RAdeg 300.61318528 DEdeg -11.83408333 EpRA 1990 1.73
EpDE 1990 1.60 E RAdeg 9.9 E DEdeg 11.3 Posflg
Corr -0.1
SAO
SAO 163199 DelFlag RA1950 PmRA1950 0.0015
DE1950 PmDE1950 0.016 Vmag 8.2 SpType K2
Double code Source 20 CatNum 7053 DM BD-12 5623
DMcomp BDsup HD 189826 M HD 0
GC RA1950rad 5.2346223 DE1950rad -0.2089889 PmRA2000 0.0017
PmDE2000 0.016
CCDM
Ccdm 20025-1150 RComp Comp A Note1
Note2 Discov num DRAs -2.80 DDEs -1.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.9 Sp K2 PmNote *
PmRA 22 PmDE 16 Dm number -12 5623 Cat1 BD
Name2 163199 Cat2 SAO HD 189826 M HD
ADS BDS M ADS BDS N IDS IDS 19569S1207A
HIC
 
 
20025-1150 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200226.94-114955.4 Mag 15.7 Calc delta mag 7.63
Calc coord yes
CCDM
Ccdm 20025-1150 RComp Comp B Note1
Note2 Discov num RST4650 DRAs DDEs
R dRAs Year 1939 Theta 332 Rho 5.4
Obs 2 Vmag 15.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 19569S1207B
HIC