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Doubles in session


Current system
12037+2506
A 681
HD 104742


Nearby doubles
21' : 12028+2450
HDS1693

37' : 12033+2543
LDS4171

60' : 12042+2407
A 682

61' : 12080+2522
GRV 851

68' : 12022+2403
SLW 678

75' : 12001+2602
HJ 513

77' : 12008+2612
CBL 367

80' : 11579+2458
A 680

81' : 11597+2407
UC 2247

82' : 12028+2345
GRV 849

83' : 12096+2448
CBL 593

87' : 12059+2628
HDS1707AB

93' : 11571+2444
GRV 845

101' : 12018+2643
GRV 848

102' : 11576+2408
SLW 669

104' : 11584+2352
POU3119

106' : 12046+2651
SKF2539

110' : 12084+2638
LDS1279

113' : 12116+2447
SKF1581

113' : 11587+2636
TDS8145

114' : 12121+2459
LAS 4

115' : 11590+2642
UC 2243

115' : 12029+2700
HJ 515

115' : 12041+2312
POU3120

116' : 11591+2643
TDS8150

118' : 11559+2420
POU3118



Selections
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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

12037+2506 A 681 (HD 104742)

 
 
12h 03m 44.30s +25° 06' 21.6" P.A. 23.00 sep 0.4 mag 9.89,10.73 Sp G5 dist. 357.14 pc (1164.99 l.y.)
 
 
Coord 2000 12037+2506 Discov num A   681 Comp Coord arcsec 2000 12 03 44.30 +25 06 21.6
Date first 1904 Date last 2015 Obs 40
Pa first 134 Pa last 22.9 P.A. Now (θ) 22.9°
Sep first 0.4 Sep last 0.356 Sep. Now (ρ) 0.356"
Mag pri 9.89 Mag sec 10.73 delta mag (ΔM) 0.84 Spectral class G5 (yellow)
Pri motion ra -052 Sec motion ra
Pri motion dec -019 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 104742 Constellation Coma Berenices SAO 82119 HIP 58807
Tycho2 1986-00302-1 Gaia DR2 4003072286247641728 HD 104742 BD BD+25 2453
Distance 357.14 Distance ly 1164.99
 
 
WDS 12037+2506 A 681 (HD 104742) : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
A Aitken, R.G.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
12037+2506 A 681 2004 31 32 0.3 9.89 10.73 G5 +25 2453 D 120344.30+250621.6
12037+2506 A 681 2011 33 20 0.3 9.89 10.73 G5 +25 2453 120344.30+250621.6
12037+2506 A 681 2012 36 28 0.3 9.89 10.73 G5 +25 2453 120344.30+250621.6
12037+2506 A 681 2013 38 23 0.3 9.89 10.73 G5 +25 2453 120344.30+250621.6
12037+2506 A 681 2015 40 23 0.4 9.89 10.73 G5 +25 2453 120344.30+250621.6

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

 
 
WDS 12037+2506 A 681 (HD 104742) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12037+2506 A 681 (HD 104742) : MEASURES
 
 
No records found.

 
 
WDS 12037+2506 (HD 104742) : VIRTUAL EYEPIECE
 
 

12037+2506 A 681A mag 9.89 Sp G5 12037+2506 A 681B sep 0.4 P.A. 22.90 mag 10.73 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 12037+2506 (HD 104742) : ALADIN DSS IMAGE @ 12h 03m 44.30s +25° 06' 21.6"
 
 
 
 
WDS 12037+2506 A 681 (HD 104742) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12037+2506 A 681 distance=1' 12028+2450 HDS1693 distance=21' 12033+2543 LDS4171 distance=37' 12042+2407 A 682 distance=60' 12080+2522 GRV 851 distance=61' 12022+2403 SLW 678 distance=68' 12001+2602 HJ 513 distance=75' 12008+2612 CBL 367 distance=77' 11579+2458 A 680 distance=80' 11597+2407 UC 2247 distance=81' 12028+2345 GRV 849 distance=82' 12096+2448 CBL 593 distance=83' 12059+2628 HDS1707Ba,Bb distance=87' 12059+2628 HDS1707AB distance=87' 11571+2444 GRV 845 distance=93' 12018+2643 GRV 848 distance=101' 11576+2408 SLW 669 distance=102' 11584+2352 POU3119 distance=104' 12046+2651 SKF2539 distance=106' 12084+2638 LDS1279 distance=110' 12116+2447 SKF1581 distance=113' 11587+2636 TDS8145 distance=113' 12121+2459 LAS 4 distance=114' 11590+2642 UC 2243 distance=115' 12029+2700 HJ 515 distance=115' 12041+2312 POU3120 distance=115' 11591+2643 TDS8150 distance=116' 11559+2420 POU3118 distance=118' 12060+2312 WSI 103 distance=119' 12125+2509 LAS 5 distance=120' 12078+2322 LDS4182AB distance=120' 12078+2322 LDS4182AC distance=120' 12058+2310 COU 93 distance=120' 11548+2532 CVR 633 distance=125' 12118+2400 LDS6258AB distance=129' 12118+2400 LDS5749AC distance=129' 12128+2418 POU3121 distance=133' 11541+2441 HJ 512AB distance=134' 11541+2441 HJ 512AC distance=134' 12003+2714 TDS8158 distance=137' 12071+2255 GUR 29 distance=140' 12127+2618 UC 2293 distance=141' 12062+2726 SDK 11 distance=144' 12126+2347 CBL 377 distance=145' 12123+2334 DVG 38 distance=150' 11527+2521 SLE 892 distance=151' 12073+2732 TDS8229 distance=154' 12114+2313 SKF 986 distance=155' 12046+2232 COU 92 distance=156' 11537+2626 HDS1677 distance=158' 11562+2307 SLW 668 distance=158' 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 12037+2506 A 681 23 0.4 1
Show 12028+2450 HDS1693 175 0.3 21
Show 12033+2543 LDS4171 284 2.5 37
Show 12042+2407 A 682 179 0.2 60
Show 12080+2522 GRV 851 251 27.1 61
Show 12022+2403 SLW 678 228 10.4 68
Show 12001+2602 HJ 513 253 21.5 75
Show 12008+2612 CBL 367 250 21.6 77
Show 11579+2458 A 680 322 0.5 80
Show 11597+2407 UC 2247 64 32.3 81
Show 12028+2345 GRV 849 230 28.2 82
Show 12096+2448 CBL 593 125 7.2 83
Show 12059+2628 HDS1707 Ba,Bb 150 0.1 87
Show 12059+2628 HDS1707 AB 107 0.2 87
Show 11571+2444 GRV 845 149 43.4 93
Show 12018+2643 GRV 848 215 26.5 101
Show 11576+2408 SLW 669 9 144.3 102
Show 11584+2352 POU3119 175 11.6 104
Show 12046+2651 SKF2539 8 82.2 106
Show 12084+2638 LDS1279 217 4.2 110
Show 12116+2447 SKF1581 228 12.8 113
Show 11587+2636 TDS8145 274 0.6 113
Show 12121+2459 LAS 4 222 7.6 114
Show 11590+2642 UC 2243 168 45.1 115
Show 12029+2700 HJ 515 152 35.4 115
Show 12041+2312 POU3120 195 14.0 115
Show 11591+2643 TDS8150 281 0.7 116
Show 11559+2420 POU3118 92 17.0 118
Show 12060+2312 WSI 103 126 0.2 119
Show 12125+2509 LAS 5 80 139.2 120
Show 12078+2322 LDS4182 AB 80 1.5 120
Show 12078+2322 LDS4182 AC 123 53.1 120
Show 12058+2310 COU 93 156 0.9 120
Show 11548+2532 CVR 633 142 29.3 125
Show 12118+2400 LDS6258 AB 261 6.6 129
Show 12118+2400 LDS5749 AC 306 5.1 129
Show 12128+2418 POU3121 227 5.4 133
Show 11541+2441 HJ 512 AB 151 25.5 134
Show 11541+2441 HJ 512 AC 339 23.3 134
Show 12003+2714 TDS8158 180 2.0 137
Show 12071+2255 GUR 29 30 1.1 140
Show 12127+2618 UC 2293 343 16.9 141
Show 12062+2726 SDK 11 15 5.0 144
Show 12126+2347 CBL 377 173 27.8 145
Show 12123+2334 DVG 38 170 9.0 150
Show 11527+2521 SLE 892 8 3.8 151
Show 12073+2732 TDS8229 279 0.5 154
Show 12114+2313 SKF 986 258 19.5 155
Show 12046+2232 COU 92 108 1.1 156
Show 11537+2626 HDS1677 60 0.4 158
Show 11562+2307 SLW 668 260 10.7 158

 
 
WDS 12037+2506 : COMPONENTS
 
 
  A
B pa=22.9°
sep=0.36"
 
 
12037+2506 A
 
 
Name HD 104742 Coord arcsec 2000 120344.30+250621.6 Mag 9.89 Spectral class G5 (yellow)
PmRA -52.00 PmDE -19.0 HIP 58807 BD BD+25 2453
Hipparcos
Catalog H HIP 58807 Proxy H RAhms 12 03 44.30
DEdms +25 06 21.6 Vmag 9.36 VarFlag R Vmag H
RAdeg 180.935 DEdeg 25.106 AstroRef A Plx 4.94
CCDM -42.76 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 42 Rho 0.344 HD BD BD+25 2453
CD CP Dm number +25 2453 VIred 1.16
SpType G5 R SpType Coord arcsec 2000 120344.30+250621.6
Hipparcos 2
HIP 58807 Sn 15 So 3 Nc 2
RArad 3.1579041463 DErad 0.4381822793 Plx 2.8 PmRA -46.8
PmDE -28.54 E RArad 1.79 E DErad 0.87 E Plx 1.82
E pmRA 2.27 E pmDE 1.09 Hpmag E Hpmag 0.0034
SHp 0.026 VA 0 BV 0.574 E BV 0.03
VI 0.65
CCDM
Ccdm 12037+2506 RComp Comp A Note1
Note2 Discov num DRAs 2.22 DDEs 22.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.5 Sp G5 PmNote *
PmRA -54 PmDE -20 Dm number +25 2453 Cat1 BD
Name2 +25 1305 Cat2 AGK2/3 HD 104742 M HD
ADS BDS A 8404 M ADS BDS N IDS IDS 11586N2540A
HIC 58807
 
 
12037+2506 B
 
 
Coord arcsec 2000 120344.31+250621.9 Mag 10.73 Delta magnitude 0.84 Coordinate calculated yes
CCDM
Ccdm 12037+2506 RComp Comp B Note1
Note2 Discov num A 681 DRAs DDEs
R dRAs Year 1960 Theta 092 Rho 0.3
Obs 13 Vmag 10.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8404 M ADS BDS N IDS IDS 11586N2540B
HIC 58807