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Doubles in session


Current system
02420+4248
HJ 1123
HD 16693


Nearby doubles
3' : 02422+4247
ARN 101

4' : 02422+4251
BKO 171

5' : 02424+4246
ES 1506AB

7' : 02422+4242
STT 44AB

7' : 02417+4253
TDS2338

9' : 02413+4244
TDS2335

9' : 02428+4249
HJ 2155

12' : 02412+4241
HJ 2154

12' : 02410+4252
BAG 39

15' : 02411+4259
TDS 91

22' : 02404+4234
SKF2165

22' : 02438+4240
WIS 71

35' : 02422+4322
UC 782

36' : 02448+4231
LDS3424

37' : 02404+4216
NVL 5AB

48' : 02427+4201
UC 786

50' : 02376+4304
ES 1505

52' : 02375+4232
GRV 136

53' : 02384+4213
ES 555

56' : 02465+4226
ES 1507

57' : 02463+4217
TDS2356

78' : 02487+4225
ES 556

81' : 02484+4210
J 883

83' : 02362+4155
ES 1504

84' : 02359+4159
DAM 752

84' : 02492+4223
COU1375



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.

02420+4248 HJ 1123 (HD 16693)

 
 
02h 41m 58.44s +42° 47' 30.6" P.A. 249.00 sep 21.1 mag 8.39,8.46 Sp B8III
 
 
Coord 2000 02420+4248 Discov num HJ 1123 Comp Coord arcsec 2000 02 41 58.44 +42 47 30.6
Date first 1828 Date last 2019 Obs 32
Pa first 252 Pa last 249 P.A. Now (θ) 249°
Sep first 15.0 Sep last 21.1 Sep. Now (ρ) 21.1"
Mag pri 8.39 Mag sec 8.46 delta mag (ΔM) 0.07 Spectral class B8III (blue-white)
Pri motion ra -001 Sec motion ra -002
Pri motion dec -006 Sec motion dec -007
Notes N (See Notes)
rPM=0.194 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 16693 Constellation Perseus SAO 38244 Tycho2 2853-00022-1
Gaia DR2 337165932149250176 HD 16693
 
 
WDS 02420+4248 HJ 1123 (HD 16693) : NOTES
 
 
discov_num notes refcode
HJ 1123 B is BD+42@588, spectrum B9IVp(Hg,Mn,Eu).
 
 
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
02420+4248 HJ 1123 2007 21 249 20.1 8.39 8.46 B8III N D 024158.44+424730.6
02420+4248 HJ 1123 2011 22 249 20.2 8.39 8.46 B8III N D 024158.44+424730.6
02420+4248 HJ 1123 2015 25 249 20.0 8.39 8.46 B8III N 024158.44+424730.6
02420+4248 HJ 1123 2017 26 250 20.4 8.39 8.46 B8III N 024158.44+424730.6
02420+4248 HJ 1123 2018 30 249 20.1 8.39 8.46 B8III N 024158.44+424730.6
02420+4248 HJ 1123 2019 31 249 21.1 8.39 8.46 B8III N 024158.44+424730.6

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

 
 
WDS 02420+4248 HJ 1123 (HD 16693) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 02420+4248 HJ 1123 (HD 16693) : MEASURES
 
 
No records found.

 
 
WDS 02420+4248 (HD 16693) : VIRTUAL EYEPIECE
 
 

02420+4248 HJ 1123A mag 8.39 Sp B8III 02420+4248 HJ 1123B sep 16.3 P.A. 242.40 mag 8.46 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 02420+4248 (HD 16693) : ALADIN DSS IMAGE @ 02h 41m 58.44s +42° 47' 30.6"
 
 
 
 
WDS 02420+4248 HJ 1123 (HD 16693) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

02420+4248 HJ 1123 distance=0' 02422+4247 ARN 101 distance=3' 02422+4251 BKO 171 distance=4' 02424+4246 ES 1506AB distance=5' 02424+4246 HJ 1126AC distance=5' 02422+4242 HJ 1124CD distance=6' 02422+4242 STT 44AB distance=7' 02422+4242 STT 44AC distance=7' 02417+4253 TDS2338 distance=7' 02413+4244 TDS2335 distance=9' 02428+4249 HJ 2155 distance=9' 02412+4241 HJ 2154 distance=12' 02410+4252 BAG 39 distance=12' 02411+4259 TDS 91 distance=15' 02404+4234 SKF2165 distance=22' 02438+4240 WIS 71 distance=22' 02422+4322 UC 782 distance=35' 02448+4231 LDS3424 distance=36' 02404+4216 NVL 5AB distance=37' 02404+4216 NVL 5AC distance=37' 02427+4201 UC 786 distance=48' 02376+4304 ES 1505 distance=50' 02375+4232 GRV 136 distance=52' 02384+4213 ES 555 distance=53' 02465+4226 ES 1507 distance=56' 02463+4217 TDS2356 distance=57' 02487+4225 ES 556 distance=78' 02484+4210 J 883 distance=81' 02362+4155 ES 1504 distance=83' 02359+4159 DAM 752 distance=84' 02492+4223 COU1375 distance=84' 02479+4347 KPP3503 distance=89' 02395+4123 LDS3409 distance=90' 02338+4252 ES 554 distance=91' 02500+4222 KU 78 distance=93' 02438+4117 SKF2561 distance=93' 02340+4219 SKF1826 distance=93' 02494+4336 LDS3429 distance=96' 02330+4251 POP 161 distance=99' 02443+4106 COU1373 distance=105' 02444+4105 ES 1612 distance=106' 02324+4243 TDS 85 distance=106' 02475+4416 CHR 7 distance=108' 02357+4411 A 1528 distance=109' 02332+4149 HDS 332 distance=114' 02415+4053 COU1511 distance=115' 02390+4439 WZ 5 distance=117' 02314+4234 A 660 distance=117' 02340+4409 AG 303AB distance=120' 02340+4409 AG 303AC distance=120' 02340+4409 AG 303AD distance=120' 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 02420+4248 HJ 1123 249 21.1
Show 02422+4247 ARN 101 334 33.6 3
Show 02422+4251 BKO 171 97 8.5 4
Show 02424+4246 ES 1506 AB 353 7.4 5
Show 02424+4246 HJ 1126 AC 98 56.8 5
Show 02422+4242 HJ 1124 CD 149 17.5 6
Show 02422+4242 STT 44 AB 56 1.4 7
Show 02422+4242 STT 44 AC 290 87.2 7
Show 02417+4253 TDS2338 40 0.6 7
Show 02413+4244 TDS2335 182 2.0 9
Show 02428+4249 HJ 2155 322 17.4 9
Show 02412+4241 HJ 2154 141 10.3 12
Show 02410+4252 BAG 39 296 0.2 12
Show 02411+4259 TDS 91 330 0.9 15
Show 02404+4234 SKF2165 172 11.5 22
Show 02438+4240 WIS 71 251 999.9 22
Show 02422+4322 UC 782 162 56.0 35
Show 02448+4231 LDS3424 18 6.3 36
Show 02404+4216 NVL 5 AB 297 19.5 37
Show 02404+4216 NVL 5 AC 227 56.9 37
Show 02427+4201 UC 786 241 72.6 48
Show 02376+4304 ES 1505 7 3.3 50
Show 02375+4232 GRV 136 50 29.8 52
Show 02384+4213 ES 555 326 10.5 53
Show 02465+4226 ES 1507 317 2.9 56
Show 02463+4217 TDS2356 97 0.8 57
Show 02487+4225 ES 556 357 6.7 78
Show 02484+4210 J 883 81 4.2 81
Show 02362+4155 ES 1504 99 6.1 83
Show 02359+4159 DAM 752 134 7.7 84
Show 02492+4223 COU1375 82 1.1 84
Show 02479+4347 KPP3503 3 2.1 89
Show 02395+4123 LDS3409 97 194.2 90
Show 02338+4252 ES 554 6.1 91
Show 02500+4222 KU 78 163 25.6 93
Show 02438+4117 SKF2561 211 7.1 93
Show 02340+4219 SKF1826 239 24.0 93
Show 02494+4336 LDS3429 63 9.9 96
Show 02330+4251 POP 161 265 3.1 99
Show 02443+4106 COU1373 261 0.7 105
Show 02444+4105 ES 1612 201 3.4 106
Show 02324+4243 TDS 85 125 1.2 106
Show 02475+4416 CHR 7 105 0.2 108
Show 02357+4411 A 1528 193 1.6 109
Show 02332+4149 HDS 332 285 0.8 114
Show 02415+4053 COU1511 328 0.1 115
Show 02390+4439 WZ 5 127 3.1 117
Show 02314+4234 A 660 311 0.5 117
Show 02340+4409 AG 303 AB 293 15.4 120
Show 02340+4409 AG 303 AC 32 19.1 120
Show 02340+4409 AG 303 AD 250 34.9 120

 
 
WDS 02420+4248 : COMPONENTS
 
 
  A
B pa=242.4°
sep=16.31"
 
 
02420+4248 A
 
 
Componente originario normalizzato AB Name HD 16705 Coord arcsec 2000 024158.44+424730.6 Mag 8.39
Spectral class B8III (blue-white) PmRA -1.00 PmDE -6.0 SAO 38244
Tycho2 2853-00022-1 HD 16705 DM BD+42 589
Tycho2
Tycho2 2853-00022-1 Pflag RAmdeg 40.49349705 DEmdeg 42.79184585
PmRA -0.9 PmDE -6.3 E RAmdeg 8 E DEmdeg 8
E pmRA 1.1 E pmDE 1.1 EpRAm 1991.15 EpDEm 1991.00
Num 7 Q RAmdeg 0.9 Q DEmdeg 0.9 Q pmRA 0.9
Q pmDE 1.0 BTmag 8.376 E BTmag 0.019 VTmag 8.393
E VTmag 0.017 Prox 201 TYC T HIP
CCDM RAdeg 40.49350000 DEdeg 42.79186000 EpRA 1990 1.82
EpDE 1990 1.76 E RAdeg 8.4 E DEdeg 7.5 Posflg
Corr -0.1
SAO
SAO 38244 DelFlag RA1950 PmRA1950 0.0018
DE1950 PmDE1950 -0.031 Vmag 8.2 SpType A0
Double code Source 4 CatNum 287 DM BD+42 589
DMcomp BDsup HD 16705 M HD 0
GC RA1950rad 0.69268003 DE1950rad 0.74314022 PmRA2000 0.0018
PmDE2000 -0.035
 
 
02420+4248 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 024157.13+424723.0 Mag 8.46 PmRA -2.00
PmDE -7.0 SAO 38243 Tycho2 2853-00679-1 HD 16693
DM BD+42 588 Calc delta mag 0.07 Calc coord yes
Tycho2
Tycho2 2853-00679-1 Pflag RAmdeg 40.48641643 DEmdeg 42.78980665
PmRA -2.0 PmDE -6.9 E RAmdeg 10 E DEmdeg 8
E pmRA 1.1 E pmDE 1.1 EpRAm 1990.79 EpDEm 1990.92
Num 7 Q RAmdeg 0.7 Q DEmdeg 1.2 Q pmRA 0.6
Q pmDE 1.4 BTmag 8.451 E BTmag 0.019 VTmag 8.458
E VTmag 0.018 Prox 201 TYC T HIP
CCDM RAdeg 40.48642222 DEdeg 42.78982194 EpRA 1990 1.86
EpDE 1990 1.70 E RAdeg 9.5 E DEdeg 7.7 Posflg
Corr -0.1
SAO
SAO 38243 DelFlag RA1950 PmRA1950 0.0024
DE1950 PmDE1950 -0.017 Vmag 8.2 SpType A0
Double code Source 4 CatNum 286 DM BD+42 588
DMcomp BDsup HD 16693 M HD 0
GC RA1950rad 0.69255862 DE1950rad 0.74310623 PmRA2000 0.0024
PmDE2000 -0.021