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Doubles in session


Current system
20458-2834
RST 2157


Nearby doubles
8' : 20464-2834
RST2159

11' : 20461-2843
RST2158

36' : 20431-2838
RST2154

39' : 20430-2846
SEE 425

46' : 20447-2917
UC 4277

47' : 20427-2855
RST2153

48' : 20487-2804
FIN 8

53' : 20498-2829
LDS 725

57' : 20479-2745
STN 53

62' : 20433-2925
SKF2089

73' : 20507-2759
HDS2971

77' : 20401-2852
SEE 423AB

88' : 20393-2820
RST2149

89' : 20441-3000
SKF1248

92' : 20501-2722
HJ 5226

97' : 20434-3005
LDS5909

100' : 20533-2821
COO 290

101' : 20456-2653
B 2891

102' : 20400-2940
RST2151

103' : 20516-2943
DAM 668

103' : 20465-2652
HJ 5220

103' : 20431-3010
UC 4267

104' : 20521-2938
FIN 5

106' : 20517-2947
RST2164

112' : 20375-2817
BRT3093

113' : 20530-2937
B 506



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20458-2834 RST 2157

 
 
20h 45m 50.11s -28° 34' 09.0" P.A. 170.00 sep 0.7 mag 11.10,12.60
 
 
Coord 2000 20458-2834 Discov num RST2157 Comp Coord arcsec 2000 20 45 50.11 -28 34 09.0
Date first 1931 Date last 1940 Obs 3
Pa first 169 Pa last 170.4 P.A. Now (θ) 170.4°
Sep first 0.6 Sep last 0.65 Sep. Now (ρ) 0.65"
Mag pri 11.10 Mag sec 12.60 delta mag (ΔM) 1.5 Spectral class
Pri motion ra +009 Sec motion ra
Pri motion dec +003 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Microscopium Tycho2 6933-01389-1 Gaia DR2 6795757054009116160
 
 
WDS 20458-2834 RST 2157 : 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
20458-2834 RST2157 1940 3 170 0.7 11.10 12.60 204550.11-283409.0

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

 
 
WDS 20458-2834 RST 2157 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20458-2834 RST 2157 : MEASURES
 
 
No records found.

 
 
WDS 20458-2834 : VIRTUAL EYEPIECE
 
 

20458-2834 RST2157A mag 11.1 20458-2834 RST2157B sep 0.7 P.A. 171.60 mag 12.6 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 20458-2834 : ALADIN DSS IMAGE @ 20h 45m 50.11s -28° 34' 09.0"
 
 
 
 
WDS 20458-2834 RST 2157 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20458-2834 RST2157 distance=1' 20464-2834 RST2159 distance=8' 20461-2843 RST2158 distance=11' 20431-2838 RST2154 distance=36' 20430-2846 SEE 425 distance=39' 20447-2917 UC 4277 distance=46' 20427-2855 RST2153 distance=47' 20487-2804 FIN 8 distance=48' 20498-2829 LDS 725 distance=53' 20479-2745 STN 53 distance=57' 20433-2925 SKF2089 distance=62' 20507-2759 HDS2971 distance=73' 20401-2852 SEE 423AB distance=77' 20401-2852 SEE 423BC distance=77' 20393-2820 RST2149 distance=88' 20441-3000 SKF1248 distance=89' 20501-2722 HJ 5226 distance=92' 20516-2927 TOK 863Aa,Ab distance=93' 20434-3005 LDS5909 distance=97' 20533-2821 COO 290 distance=100' 20456-2653 B 2891 distance=101' 20400-2940 RST2151 distance=102' 20516-2943 DAM 668 distance=103' 20465-2652 HJ 5220 distance=103' 20431-3010 UC 4267 distance=103' 20521-2938 FIN 5 distance=104' 20517-2947 RST2164 distance=106' 20375-2817 BRT3093 distance=112' 20530-2937 B 506 distance=113' 20396-2717 RST2150 distance=114' 20454-3029 HJ 5218 distance=115' 20412-3015 RST2152 distance=118' 20396-2704 HJ 5210 distance=124' 20365-2813 RST2147 distance=125' 20424-3031 H N 101AB distance=126' 20542-2730 B 509AB distance=128' 20542-2730 B 509AC distance=128' 20473-2625 BU 153 distance=131' 20406-2639 CHR 186 distance=135' 20373-2717 HJ 2982 distance=137' 20424-2626 UC 4263 distance=137' 20543-2710 RST2168 distance=140' 20535-2654 RST2166 distance=142' 20452-3057 FAL 70AB distance=144' 20452-3057 TOK 340AC distance=144' 20408-2626 UC 4255 distance=145' 20500-3049 RST2161 distance=145' 20452-3057 JSP 817CD distance=150' 20519-3047 UC 4313 distance=155' 20572-2758 KPP 575 distance=155' 20552-3008 HDS2980 distance=155' 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 20458-2834 RST2157 170 0.7 1
Show 20464-2834 RST2159 316 3.6 8
Show 20461-2843 RST2158 278 1.4 11
Show 20431-2838 RST2154 279 0.8 36
Show 20430-2846 SEE 425 226 7.9 39
Show 20447-2917 UC 4277 18 16.5 46
Show 20427-2855 RST2153 42 0.2 47
Show 20487-2804 FIN 8 189 2.5 48
Show 20498-2829 LDS 725 271 21.8 53
Show 20479-2745 STN 53 175 18.1 57
Show 20433-2925 SKF2089 284 17.7 62
Show 20507-2759 HDS2971 49 0.2 73
Show 20401-2852 SEE 423 AB 39 1.2 77
Show 20401-2852 SEE 423 BC 281 0.2 77
Show 20393-2820 RST2149 155 1.0 88
Show 20441-3000 SKF1248 55 6.4 89
Show 20501-2722 HJ 5226 67 18.7 92
Show 20516-2927 TOK 863 Aa,Ab 173 1.5 93
Show 20434-3005 LDS5909 146 10.6 97
Show 20533-2821 COO 290 248 7.3 100
Show 20456-2653 B 2891 253 5.0 101
Show 20400-2940 RST2151 57 0.2 102
Show 20516-2943 DAM 668 309 11.2 103
Show 20465-2652 HJ 5220 354 18.1 103
Show 20431-3010 UC 4267 59 8.2 103
Show 20521-2938 FIN 5 71 2.0 104
Show 20517-2947 RST2164 318 1.0 106
Show 20375-2817 BRT3093 85 3.8 112
Show 20530-2937 B 506 317 3.2 113
Show 20396-2717 RST2150 5 1.7 114
Show 20454-3029 HJ 5218 190 9.8 115
Show 20412-3015 RST2152 335 0.9 118
Show 20396-2704 HJ 5210 263 10.7 124
Show 20365-2813 RST2147 315 1.2 125
Show 20424-3031 H N 101 AB 334 25.9 126
Show 20542-2730 B 509 AB 126 7.9 128
Show 20542-2730 B 509 AC 69 2.5 128
Show 20473-2625 BU 153 251 1.9 131
Show 20406-2639 CHR 186 149 0.0 135
Show 20373-2717 HJ 2982 137 15.8 137
Show 20424-2626 UC 4263 207 22.1 137
Show 20543-2710 RST2168 25 0.6 140
Show 20535-2654 RST2166 309 0.6 142
Show 20452-3057 FAL 70 AB 76 17.5 144
Show 20452-3057 TOK 340 AC 235 539.4 144
Show 20408-2626 UC 4255 339 13.7 145
Show 20500-3049 RST2161 271 2.6 145
Show 20452-3057 JSP 817 CD 75 2.2 150
Show 20519-3047 UC 4313 233 12.5 155
Show 20572-2758 KPP 575 112 5.4 155
Show 20552-3008 HDS2980 334 0.1 155

 
 
WDS 20458-2834 : COMPONENTS
 
 
  A
B pa=171.6°
sep=0.65"
 
 
20458-2834 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204550.11-283409.0 Mag 11.1 PmRA 9.00
PmDE 3.0 Tycho2 6933-01389-1 DM CD-2917308
Tycho2
Tycho2 6933-01389-1 Pflag RAmdeg 311.45882130 DEmdeg -28.56917612
PmRA 8.8 PmDE 2.8 E RAmdeg 39 E DEmdeg 51
E pmRA 2.8 E pmDE 2.5 EpRAm 1989.09 EpDEm 1985.73
Num 3 Q RAmdeg 1.3 Q DEmdeg 0.1 Q pmRA 1.2
Q pmDE 0.1 BTmag 11.355 E BTmag 0.076 VTmag 10.808
E VTmag 0.074 Prox 999 TYC T HIP
CCDM RAdeg 311.45879778 DEdeg -28.56918278 EpRA 1990 1.65
EpDE 1990 1.41 E RAdeg 39.9 E DEdeg 53.4 Posflg
Corr -0.1
 
 
20458-2834 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204550.12-283409.6 Mag 12.6 Calc delta mag 1.5
Calc coord yes