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Doubles in session


Current system
21412-0240
HJ 942


Nearby doubles
8' : 21408-0242
DAM 230

29' : 21429-0225
A 180

38' : 21421-0204
CVR 915

48' : 21383-0223
TDT3072

57' : 21450-0232
UC 4548

63' : 21377-0313
UC 4514

85' : 21401-0403
RST4697

85' : 21365-0326
LDS4899

87' : 21388-0121
BAL 624

89' : 21448-0129
CVR 917

90' : 21472-0246
A 181

92' : 21370-0346
UC 4509

102' : 21441-0412
MMA 10

107' : 21466-0127
J 615

107' : 21371-0407
UC 4511

109' : 21359-0128
KPP2408

110' : 21460-0402
HJ 5520

110' : 21461-0332
HJ 5521

112' : 21477-0143
BAR 15

114' : 21448-0420
UC 4546

117' : 21342-0327
BU 165

117' : 21335-0230
HDS3066

125' : 21331-0213
CVR 249

128' : 21496-0208
BAL 266

134' : 21486-0124
GWP3094

143' : 21332-0355
SLW1243



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.

21412-0240 HJ 942

 
 
21h 41m 16.07s -02° 39' 42.6" P.A. 101.00 sep 8.6 mag 11.00,12.00
 
 
Coord 2000 21412-0240 Discov num HJ  942 Comp Coord arcsec 2000 21 41 16.07 -02 39 42.6
Date first 1827 Date last 2015 Obs 10
Pa first 115 Pa last 101.4 P.A. Now (θ) 101.4°
Sep first 3.0 Sep last 8.562 Sep. Now (ρ) 8.562"
Mag pri 11.00 Mag sec 12.00 delta mag (ΔM) 1 Spectral class
Pri motion ra +006 Sec motion ra +022
Pri motion dec -004 Sec motion dec -003
Notes
rPM=0.722
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquarius Gaia DR2 2674176037265213184
 
 
WDS 21412-0240 HJ 942 : 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
21412-0240 HJ 942 1981 3 100 7.2 11.00 12.00
21412-0240 HJ 942 2000 5 102 8.5 11.00 12.00 214116.07-023942.6
21412-0240 HJ 942 2013 6 101 8.5 11.00 12.00 214116.07-023942.6
21412-0240 HJ 942 2015 8 101 8.6 11.00 12.00 214116.07-023942.6

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

 
 
WDS 21412-0240 HJ 942 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21412-0240 HJ 942 : MEASURES
 
 
No records found.

 
 
WDS 21412-0240 : VIRTUAL EYEPIECE
 
 

21412-0240 HJ 942A mag 11 21412-0240 HJ 942B sep 8.6 P.A. 101.40 mag 12 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 21412-0240 : ALADIN DSS IMAGE @ 21h 41m 16.07s -02° 39' 42.6"
 
 
 
 
WDS 21412-0240 HJ 942 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21412-0240 HJ 942 distance=0' 21408-0242 DAM 230 distance=8' 21429-0225 A 180 distance=29' 21421-0204 CVR 915 distance=38' 21383-0223 TDT3072 distance=48' 21450-0232 UC 4548 distance=57' 21377-0313 UC 4514 distance=63' 21401-0403 RST4697 distance=85' 21365-0326 LDS4899 distance=85' 21388-0121 BAL 624 distance=87' 21448-0129 CVR 917 distance=89' 21472-0246 A 181 distance=90' 21370-0346 UC 4509 distance=92' 21441-0412 MMA 10 distance=102' 21466-0127 J 615 distance=107' 21371-0407 UC 4511 distance=107' 21359-0128 KPP2408 distance=109' 21460-0402 HJ 5520 distance=110' 21461-0332 HJ 5521 distance=110' 21477-0143 BAR 15 distance=112' 21448-0420 UC 4546 distance=114' 21342-0327 BU 165 distance=117' 21335-0230 HDS3066 distance=117' 21331-0213 CVR 249 distance=125' 21496-0208 BAL 266 distance=128' 21486-0124 GWP3094 distance=134' 21332-0355 SLW1243 distance=143' 21372-0451 GWP3079 distance=145' 21509-0224 BAL 267 distance=145' 21341-0422 HO 288AB distance=149' 21318-0155 LDS6356 distance=150' 21515-0238 KPP4251 distance=154' 21484-0433 SCA 98 distance=157' 21308-0233 RST4695 distance=157' 21504-0356 SCA 101 distance=158' 21415+0000 CHE 307 distance=161' 21510-0352 SCA 102 distance=163' 21519-0209 A 182 distance=163' 21404+0003 AOT 105 distance=163' 21395-0003 BU 1212AB distance=165' 21395-0003 BU 1212AB,C distance=165' 21390-0002 CBL 532 distance=165' 21501-0418 SCA 100 distance=166' 21464-0505 SCA 92CB distance=166' 21464-0505 SCA 92AC distance=166' 21464-0505 SCA 92AB distance=166' 21435+0003 CHE 314 distance=167' 21518-0333 RST4699 distance=167' 21524-0310 SCA 104 distance=169' 21514-0358 HJ 945 distance=171' 21464-0511 SCA 91 distance=171' 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 21412-0240 HJ 942 101 8.6
Show 21408-0242 DAM 230 84 6.1 8
Show 21429-0225 A 180 55 0.6 29
Show 21421-0204 CVR 915 2 27.5 38
Show 21383-0223 TDT3072 68 0.6 48
Show 21450-0232 UC 4548 351 42.6 57
Show 21377-0313 UC 4514 141 14.3 63
Show 21401-0403 RST4697 163 1.3 85
Show 21365-0326 LDS4899 222 20.5 85
Show 21388-0121 BAL 624 331 3.6 87
Show 21448-0129 CVR 917 176 16.5 89
Show 21472-0246 A 181 112 1.3 90
Show 21370-0346 UC 4509 141 49.8 92
Show 21441-0412 MMA 10 60 20.3 102
Show 21466-0127 J 615 349 5.3 107
Show 21371-0407 UC 4511 32 18.1 107
Show 21359-0128 KPP2408 261 20.8 109
Show 21460-0402 HJ 5520 110 22.3 110
Show 21461-0332 HJ 5521 294 36.9 110
Show 21477-0143 BAR 15 152 0.3 112
Show 21448-0420 UC 4546 212 26.8 114
Show 21342-0327 BU 165 177 5.1 117
Show 21335-0230 HDS3066 105 1.7 117
Show 21331-0213 CVR 249 315 95.0 125
Show 21496-0208 BAL 266 139 3.4 128
Show 21486-0124 GWP3094 84 30.9 134
Show 21332-0355 SLW1243 66 23.5 143
Show 21372-0451 GWP3079 82 9.7 145
Show 21509-0224 BAL 267 210 11.5 145
Show 21341-0422 HO 288 AB 273 21.6 149
Show 21318-0155 LDS6356 306 8.5 150
Show 21515-0238 KPP4251 255 1.4 154
Show 21484-0433 SCA 98 175 42.4 157
Show 21308-0233 RST4695 226 2.5 157
Show 21504-0356 SCA 101 111 105.7 158
Show 21415+0000 CHE 307 80 21.7 161
Show 21510-0352 SCA 102 338 50.5 163
Show 21519-0209 A 182 245 1.3 163
Show 21404+0003 AOT 105 159 18.7 163
Show 21395-0003 BU 1212 AB 156 0.1 165
Show 21395-0003 BU 1212 AB,C 178 36.2 165
Show 21390-0002 CBL 532 263 80.6 165
Show 21501-0418 SCA 100 223 30.3 166
Show 21464-0505 SCA 92 CB 37 93.4 166
Show 21464-0505 SCA 92 AC 253 82.7 166
Show 21464-0505 SCA 92 AB 336 54.9 166
Show 21435+0003 CHE 314 229 37.8 167
Show 21518-0333 RST4699 260 0.7 167
Show 21524-0310 SCA 104 116 63.3 169
Show 21514-0358 HJ 945 315 10.9 171
Show 21464-0511 SCA 91 332 71.3 171

 
 
WDS 21412-0240 : COMPONENTS
 
 
  A
B pa=101.4°
sep=8.55"
 
 
21412-0240 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 214116.07-023942.6 Mag 11 PmRA 6.00
PmDE -4.0
 
 
21412-0240 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 214116.63-023944.3 Mag 12 PmRA 22.00
PmDE -3.0 Calc delta mag 1 Calc coord yes