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Doubles in session


Current system
12042+2407
A 682
HD 104815


Nearby doubles
28' : 12022+2403
SLW 678

28' : 12028+2345
GRV 849

48' : 12028+2450
HDS1693

56' : 12041+2312
POU3120

60' : 12037+2506
A 681

61' : 12060+2312
WSI 103

62' : 11597+2407
UC 2247

62' : 12058+2310
COU 93

69' : 12078+2322
LDS4182AB

81' : 11584+2352
POU3119

83' : 12071+2255
GUR 29

85' : 12096+2448
CBL 593

91' : 11576+2408
SLW 669

92' : 12080+2522
GRV 851

96' : 12033+2543
LDS4171

96' : 12046+2232
COU 92

100' : 11579+2458
A 680

104' : 11571+2444
GRV 845

105' : 12118+2400
LDS6258AB

108' : 12116+2447
SKF1581

113' : 12114+2313
SKF 986

116' : 11559+2420
POU3118

117' : 12123+2334
DVG 38

117' : 12126+2347
CBL 377

118' : 12128+2418
POU3121

119' : 12111+2257
COU 94



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.

12042+2407 A 682 (HD 104815)

 
 
12h 04m 12.06s +24° 07' 10.1" P.A. 179.00 sep 0.2 mag 8.82,10.76 Sp F2V dist. 206.19 pc (672.59 l.y.)
 
 
Coord 2000 12042+2407 Discov num A   682 Comp Coord arcsec 2000 12 04 12.06 +24 07 10.1
Date first 1904 Date last 2014 Obs 35
Pa first 336 Pa last 178.6 P.A. Now (θ) 178.6°
Sep first 0.4 Sep last 0.199 Sep. Now (ρ) 0.199"
Mag pri 8.82 Mag sec 10.76 delta mag (ΔM) 1.94 Spectral class F2V (yellow-white)
Pri motion ra -032 Sec motion ra
Pri motion dec -006 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 104815 Constellation Coma Berenices SAO 82122 HIP 58850
Tycho2 1986-00896-1 Gaia DR2 4002673094807913856 HD 104815 ADS 8405
BD BD+24 2422 Distance 206.19 Distance ly 672.59
 
 
ORBITAL ELEMENTS
 
 
Period (P)380y Periastron (T)1999.48y Semi-major axis (a)0.389a
Eccentricity (e)0.27 Inclination (i)116.5° Longitude of periastron (ω)276.5°
Node (Ω)143.5° Notesn ReferenceFMR2015a
Equinox2000 Last observation2013 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 217.3 0.131
2001 213.8 0.133
2002 210.3 0.135
2003 207.0 0.138
2004 203.9 0.142
2005 200.9 0.145
2006 198.0 0.149
2007 195.3 0.153
2008 192.8 0.157
2009 190.3 0.162
2010 188.0 0.166
2011 185.9 0.171
2012 183.8 0.176
2013 181.9 0.181
2014 180.1 0.186
2015 178.3 0.191
2016 176.7 0.196
2017 175.1 0.201
2018 173.6 0.206
2019 172.2 0.212
2020 170.9 0.217
2021 169.6 0.222
2022 168.4 0.227
2023 167.2 0.232
2024 166.1 0.237
2025 165.0 0.242
2026 164.0 0.247
2027 163.0 0.252
2028 162.0 0.256
2029 161.1 0.261
2030 160.2 0.266


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds12042%2B2407a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 12042+2407 A 682 (HD 104815) : NOTES
 
 
discov_num notes refcode
A 682 A close approach took place from about 1960-1975.
 
 
REFERENCES
 
 
refcode metd author reference
FMR2015a orb - Rica Romero, F.M. 2015IAUDS.185....1R
FMR2015a Inf. Circ. 185, 1, 2015
 
 
DISCOVERER
 
 
idgroup discov author
1 A Aitken, R.G.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12042+2407 A 682 1991 29 251 0.1 8.82 10.76 F2V N 120412.06+240710.1
12042+2407 A 682 2013 34 179 0.2 8.82 10.76 F2V NO 120412.06+240710.1
12042+2407 A 682 2014 35 179 0.2 8.82 10.76 F2V NO 120412.06+240710.1

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

 
 
WDS 12042+2407 A 682 (HD 104815) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12042+2407 A 682 (HD 104815) : MEASURES
 
 
No records found.

 
 
WDS 12042+2407 (HD 104815) : VIRTUAL EYEPIECE
 
 

12042+2407 A 682A mag 8.82 Sp F2V 12042+2407 A 682B sep 0.2 P.A. 178.70 mag 10.76 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 12042+2407 (HD 104815) : ALADIN DSS IMAGE @ 12h 04m 12.06s +24° 07' 10.1"
 
 
 
 
WDS 12042+2407 A 682 (HD 104815) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12042+2407 A 682 distance=0' 12022+2403 SLW 678 distance=28' 12028+2345 GRV 849 distance=28' 12028+2450 HDS1693 distance=48' 12041+2312 POU3120 distance=56' 12037+2506 A 681 distance=60' 12060+2312 WSI 103 distance=61' 11597+2407 UC 2247 distance=62' 12058+2310 COU 93 distance=62' 12078+2322 LDS4182AB distance=69' 12078+2322 LDS4182AC distance=69' 11584+2352 POU3119 distance=81' 12071+2255 GUR 29 distance=83' 12096+2448 CBL 593 distance=85' 11576+2408 SLW 669 distance=91' 12080+2522 GRV 851 distance=92' 12033+2543 LDS4171 distance=96' 12046+2232 COU 92 distance=96' 11579+2458 A 680 distance=100' 11571+2444 GRV 845 distance=104' 12118+2400 LDS6258AB distance=105' 12118+2400 LDS5749AC distance=105' 12116+2447 SKF1581 distance=108' 12114+2313 SKF 986 distance=113' 11559+2420 POU3118 distance=116' 12123+2334 DVG 38 distance=117' 12126+2347 CBL 377 distance=117' 12128+2418 POU3121 distance=118' 12111+2257 COU 94 distance=119' 12121+2459 LAS 4 distance=120' 12021+2211 SKF2697 distance=121' 11562+2307 SLW 668 distance=126' 12001+2602 HJ 513 distance=128' 12125+2509 LAS 5 distance=130' 12034+2157 BRT2413 distance=131' 12113+2238 BRT2414 distance=133' 12008+2612 CBL 367 distance=133' 12039+2152 FYM 232 distance=135' 12049+2150 LDS4177 distance=139' 11541+2441 HJ 512AB distance=142' 11541+2441 HJ 512AC distance=142' 12135+2303 WSP 56 distance=143' 12059+2628 HDS1707Ba,Bb distance=143' 12059+2628 HDS1707AB distance=143' 12145+2340 SKF1473 distance=144' 12025+2145 HO 535 distance=145' 12121+2232 SKF2012 distance=145' 12137+2252 TDS8277 distance=152' 12152+2442 SLW 699 distance=155' 12089+2147 HDS1714Aa,Ab distance=155' 12089+2147 LDS 930AB 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 12042+2407 A 682 179 0.2
Show 12022+2403 SLW 678 228 10.4 28
Show 12028+2345 GRV 849 230 28.2 28
Show 12028+2450 HDS1693 175 0.3 48
Show 12041+2312 POU3120 195 14.0 56
Show 12037+2506 A 681 23 0.3 60
Show 12060+2312 WSI 103 126 0.2 61
Show 11597+2407 UC 2247 64 32.1 62
Show 12058+2310 COU 93 156 0.9 62
Show 12078+2322 LDS4182 AB 80 1.5 69
Show 12078+2322 LDS4182 AC 123 53.1 69
Show 11584+2352 POU3119 175 11.6 81
Show 12071+2255 GUR 29 30 1.1 83
Show 12096+2448 CBL 593 125 7.2 85
Show 11576+2408 SLW 669 9 144.3 91
Show 12080+2522 GRV 851 251 27.1 92
Show 12033+2543 LDS4171 284 2.5 96
Show 12046+2232 COU 92 108 1.1 96
Show 11579+2458 A 680 322 0.5 100
Show 11571+2444 GRV 845 149 43.4 104
Show 12118+2400 LDS6258 AB 261 6.6 105
Show 12118+2400 LDS5749 AC 306 5.1 105
Show 12116+2447 SKF1581 228 12.8 108
Show 12114+2313 SKF 986 258 19.5 113
Show 11559+2420 POU3118 92 17.0 116
Show 12123+2334 DVG 38 170 9.0 117
Show 12126+2347 CBL 377 173 27.8 117
Show 12128+2418 POU3121 227 5.4 118
Show 12111+2257 COU 94 339 1.3 119
Show 12121+2459 LAS 4 222 7.6 120
Show 12021+2211 SKF2697 97 1.8 121
Show 11562+2307 SLW 668 260 10.7 126
Show 12001+2602 HJ 513 253 21.4 128
Show 12125+2509 LAS 5 80 139.2 130
Show 12034+2157 BRT2413 238 3.0 131
Show 12113+2238 BRT2414 24 3.7 133
Show 12008+2612 CBL 367 251 21.8 133
Show 12039+2152 FYM 232 195 6.8 135
Show 12049+2150 LDS4177 336 77.4 139
Show 11541+2441 HJ 512 AB 151 25.5 142
Show 11541+2441 HJ 512 AC 339 23.3 142
Show 12135+2303 WSP 56 113 3.4 143
Show 12059+2628 HDS1707 Ba,Bb 135 0.1 143
Show 12059+2628 HDS1707 AB 107 0.2 143
Show 12145+2340 SKF1473 330 84.0 144
Show 12025+2145 HO 535 147 2.9 145
Show 12121+2232 SKF2012 192 63.3 145
Show 12137+2252 TDS8277 245 0.5 152
Show 12152+2442 SLW 699 222 123.1 155
Show 12089+2147 HDS1714 Aa,Ab 204 0.1 155
Show 12089+2147 LDS 930 AB 39 15.5 155

 
 
WDS 12042+2407 : COMPONENTS
 
 
  A
B pa=178.7°
sep=0.20"
 
 
12042+2407 A
 
 
Componente originario normalizzato AB Name HD 104815 Coord arcsec 2000 120412.06+240710.1 Mag 8.82
Spectral class F2V (yellow-white) PmRA -32.00 PmDE -6.0 SAO 82122
HIP 58850 Tycho2 1986-00896-1 HD 104815 ADS 8405
BD BD+24 2422
Tycho2
Tycho2 1986-00896-1 Pflag RAmdeg 181.05017122 DEmdeg 24.11944660
PmRA -28.7 PmDE -6.7 E RAmdeg 6 E DEmdeg 7
E pmRA 1.0 E pmDE 1.0 EpRAm 1991.23 EpDEm 1990.87
Num 12 Q RAmdeg 0.7 Q DEmdeg 1.3 Q pmRA 0.7
Q pmDE 1.2 BTmag 9.015 E BTmag 0.017 VTmag 8.602
E VTmag 0.013 Prox 999 TYC T HIP 58850
CCDM AS RAdeg 181.05024250 DEdeg 24.11946167 EpRA 1990 1.85
EpDE 1990 1.77 E RAdeg 6.1 E DEdeg 7.4 Posflg P
Corr 0.0
SAO
SAO 82122 DelFlag RA1950 PmRA1950 -0.0027
DE1950 PmDE1950 -0.004 Vmag 8.4 SpType F5
Double code Source 35 CatNum 4431 DM BD+24 2422
DMcomp BDsup HD 104815 M HD 0
GC RA1950rad 3.148774 DE1950rad 0.42582482 PmRA2000 -0.0027
PmDE2000 0
Hipparcos
Catalog H HIP 58850 Proxy H RAhms 12 04 12.06
DEdms +24 07 10.1 Vmag 8.58 VarFlag R Vmag G
RAdeg 181.05 DEdeg 24.1195 AstroRef * Plx 5.78
CCDM 12042+2407 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source S Qual B M HIP AS
Theta 251 Rho 0.143 HD 104815 BD BD+24 2422
CD CP Dm number +24 2422 VIred 0.47
SpType F5 R SpType Coord arcsec 2000 120412.06+240710.1
Hipparcos 2
HIP 58850 Sn 55 So 3 Nc 2
RArad 3.1599228681 DErad 0.420964051 Plx 4.85 PmRA -31.52
PmDE -6.4 E RArad 0.81 E DErad 0.44 E Plx 0.97
E pmRA 0.9 E pmDE 0.51 Hpmag 8.6495 E Hpmag 0.0013
SHp 0.013 VA 0 BV 0.408 E BV 0.013
VI 0.47
CCDM
Ccdm 12042+2407 RComp Comp A Note1
Note2 Discov num DRAs 0.04 DDEs 9.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.7 Sp F5 PmNote *
PmRA -25 PmDE -17 Dm number +24 2422 Cat1 BD
Name2 +24 1280 Cat2 AGK2/3 HD 104815 M HD
ADS BDS A 8405 M ADS BDS N IDS IDS 11591N2441A
HIC 58850
 
 
12042+2407 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 120412.06+240709.9 Mag 10.76 Calc delta mag 1.94
Calc coord yes
CCDM
Ccdm 12042+2407 RComp Comp B Note1
Note2 Discov num A 682 DRAs DDEs
R dRAs Year 1959 Theta 318 Rho 0.3
Obs 15 Vmag 9.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8405 M ADS BDS N IDS IDS 11591N2441B
HIC 58850