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Doubles in session


Current system
21254-3037
HJ 3025


Nearby doubles
31' : 21247-3106
HJ 5266

38' : 21265-3111
TOK 372

53' : 21218-3014
UC 4457

55' : 21291-3011
RST2179

60' : 21209-3054
HJ 5263

62' : 21288-2955
RST2178

65' : 21304-3045
UC 4480

72' : 21307-3057
RSS 561AB

81' : 21214-3140
UC 4455

83' : 21192-3018
RST2176AB

86' : 21247-3202
JSP 824AB

86' : 21291-3148
LDS5924

98' : 21328-3017
JSP 826

100' : 21205-2920
LDS5921

100' : 21212-2914
FIN 6

104' : 21314-3146
SKF2099

104' : 21273-3218
B 1007

105' : 21238-3219
LDS5922

108' : 21273-3222
HWE 90

110' : 21212-3212
NSN 492

110' : 21256-3227
JSP 825

116' : 21181-2931
LDS 738AB

118' : 21342-3013
LDS5925

120' : 21266-2839
TDT2970

123' : 21332-3147
HJ 3034

123' : 21349-3044
UC 4501



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21254-3037 HJ 3025

 
 
21h 25m 23.11s -30° 37' 13.8" P.A. 282.00 sep 32.4 mag 12.40,13.00
 
 
Coord 2000 21254-3037 Discov num HJ 3025 Comp Coord arcsec 2000 21 25 23.11 -30 37 13.8
Date first 1830 Date last 2015 Obs 6
Pa first 277 Pa last 282.3 P.A. Now (θ) 282.3°
Sep first 12.0 Sep last 32.385 Sep. Now (ρ) 32.385"
Mag pri 12.40 Mag sec 13.00 delta mag (ΔM) 0.6 Spectral class
Pri motion ra +002 Sec motion ra -004
Pri motion dec -011 Sec motion dec -001
Notes
rPM=1.043
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Microscopium Gaia DR2 6786081042447214208
 
 
WDS 21254-3037 HJ 3025 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21254-3037 HJ 3025 2000 1 282 32.3 12.40 13.00 212523.11-303713.8
21254-3037 HJ 3025 2010 5 282 32.3 12.40 13.00 212523.11-303713.8
21254-3037 HJ 3025 2015 6 282 32.4 12.40 13.00 212523.11-303713.8

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

 
 
WDS 21254-3037 HJ 3025 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21254-3037 HJ 3025 : MEASURES
 
 
No records found.

 
 
WDS 21254-3037 : VIRTUAL EYEPIECE
 
 

21254-3037 HJ 3025A mag 12.4 21254-3037 HJ 3025B sep 28.1 P.A. 284.20 mag 13 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 21254-3037 : ALADIN DSS IMAGE @ 21h 25m 23.11s -30° 37' 13.8"
 
 
 
 
WDS 21254-3037 HJ 3025 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21254-3037 HJ 3025 distance=0' 21247-3106 HJ 5266 distance=31' 21265-3111 TOK 372 distance=38' 21218-3014 UC 4457 distance=53' 21291-3011 RST2179 distance=55' 21209-3054 HJ 5263 distance=60' 21288-2955 RST2178 distance=62' 21304-3045 UC 4480 distance=65' 21307-3057 RSS 561AB distance=72' 21307-3057 TOK 636AC distance=72' 21214-3140 UC 4455 distance=81' 21192-3018 RST2176AB distance=83' 21192-3018 WIS 348AC distance=83' 21247-3202 JSP 824AB distance=86' 21291-3148 LDS5924 distance=86' 21328-3017 JSP 826 distance=98' 21205-2920 LDS5921 distance=100' 21212-2914 FIN 6 distance=100' 21314-3146 SKF2099 distance=104' 21273-3218 B 1007 distance=104' 21238-3219 LDS5922 distance=105' 21273-3222 HWE 90 distance=108' 21212-3212 NSN 492 distance=110' 21256-3227 JSP 825 distance=110' 21181-2931 LDS 738AB distance=116' 21181-2931 LDS 738Aa,Ab distance=116' 21342-3013 LDS5925 distance=118' 21266-2839 TDT2970 distance=120' 21332-3147 HJ 3034 distance=123' 21349-3044 UC 4501 distance=123' 21251-2831 LDS5923 distance=126' 21352-3033 HJ 5280 distance=127' 21196-3226 I 1605 distance=132' 21191-3221 SKF2098 distance=132' 21150-3059 RSS 557 distance=136' 21307-3238 BRT1821 distance=139' 21145-3045 RSS 556 distance=141' 21363-3026 B 532 distance=142' 21283-3254 KPP3117 distance=142' 21368-3043 VOU 35AB distance=148' 21368-3043 TOK 386AC distance=148' 21194-2831 B 523 distance=149' 21341-3221 HJ 5279 distance=153' 21146-2935 B 2492 distance=154' 21231-2806 HDS3047 distance=155' 21149-2921 HDS3022 distance=156' 21137-3121 BRT3097AB distance=156' 21140-2940 MET 91 distance=159' 21218-3311 SKF1650 distance=161' 21169-2836 DAW 154 distance=164' 21140-2914 RST2173 distance=170' 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 21254-3037 HJ 3025 282 32.4
Show 21247-3106 HJ 5266 256 10.7 31
Show 21265-3111 TOK 372 138 0.1 38
Show 21218-3014 UC 4457 240 34.7 53
Show 21291-3011 RST2179 344 2.2 55
Show 21209-3054 HJ 5263 93 27.9 60
Show 21288-2955 RST2178 229 2.6 62
Show 21304-3045 UC 4480 124 22.3 65
Show 21307-3057 RSS 561 AB 98 5.3 72
Show 21307-3057 TOK 636 AC 125 930.0 72
Show 21214-3140 UC 4455 283 11.4 81
Show 21192-3018 RST2176 AB 246 0.8 83
Show 21192-3018 WIS 348 AC 239 171.8 83
Show 21247-3202 JSP 824 AB 198 1.7 86
Show 21291-3148 LDS5924 300 108.4 86
Show 21328-3017 JSP 826 354 4.0 98
Show 21205-2920 LDS5921 91 313.7 100
Show 21212-2914 FIN 6 209 1.2 100
Show 21314-3146 SKF2099 259 23.1 104
Show 21273-3218 B 1007 343 0.1 104
Show 21238-3219 LDS5922 284 201.1 105
Show 21273-3222 HWE 90 280 1.3 108
Show 21212-3212 NSN 492 320 9.3 110
Show 21256-3227 JSP 825 279 2.0 110
Show 21181-2931 LDS 738 AB 182 27.4 116
Show 21181-2931 LDS 738 Aa,Ab 101 4.8 116
Show 21342-3013 LDS5925 272 94.6 118
Show 21266-2839 TDT2970 278 0.6 120
Show 21332-3147 HJ 3034 259 36.0 123
Show 21349-3044 UC 4501 42 58.5 123
Show 21251-2831 LDS5923 208 33.3 126
Show 21352-3033 HJ 5280 305 9.5 127
Show 21196-3226 I 1605 298 1.7 132
Show 21191-3221 SKF2098 27 100.8 132
Show 21150-3059 RSS 557 339 55.4 136
Show 21307-3238 BRT1821 39 8.0 139
Show 21145-3045 RSS 556 24 11.8 141
Show 21363-3026 B 532 290 0.6 142
Show 21283-3254 KPP3117 259 2.3 142
Show 21368-3043 VOU 35 AB 307 0.1 148
Show 21368-3043 TOK 386 AC 6 0.5 148
Show 21194-2831 B 523 212 0.8 149
Show 21341-3221 HJ 5279 290 11.5 153
Show 21146-2935 B 2492 7.2 154
Show 21231-2806 HDS3047 103 0.1 155
Show 21149-2921 HDS3022 18 0.4 156
Show 21137-3121 BRT3097 AB 124 3.4 156
Show 21140-2940 MET 91 161 1.9 159
Show 21218-3311 SKF1650 44 2.5 161
Show 21169-2836 DAW 154 88 1.1 164
Show 21140-2914 RST2173 11 1.3 170

 
 
WDS 21254-3037 : COMPONENTS
 
 
  A
B pa=284.2°
sep=28.09"
 
 
21254-3037 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 212523.11-303713.8 Mag 12.4 PmRA 2.00
PmDE -11.0
 
 
21254-3037 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 212521.00-303706.9 Mag 13 PmRA -4.00
PmDE -1.0 Calc delta mag 0.6 Calc coord yes