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Doubles in session


Current system
12444+2200
HDS 1783
HD 110789


Nearby doubles
20' : 12451+2143
GRV 858

46' : 12418+2132
SLW 760

47' : 12431+2117
LDS5758

47' : 12415+2136
LDS4249

50' : 12440+2110
STT 253

53' : 12481+2204
AZC 77

54' : 12471+2237
SHY 612

55' : 12454+2252
SLW 768

58' : 12406+2223
LDS4246

63' : 12403+2133
AZC 76

64' : 12403+2131
LDS 939

69' : 12492+2147
STF1680

85' : 12390+2240
KUI 60

93' : 12401+2049
OSO 47AB

98' : 12514+2206
CFN 10

98' : 12515+2207
LDS 940AB

99' : 12496+2053
LDS5760

103' : 12460+2340
COU 394

105' : 12381+2257
CVR1455

107' : 12382+2304
LDS4239

111' : 12387+2318
GUR 32

112' : 12386+2043
HDS1771

112' : 12372+2112
STF1663

120' : 12522+2247
GIC 111

121' : 12435+2400
KPP3877

123' : 12363+2113
FMR 108



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.

12444+2200 HDS 1783 (HD 110789)

 
 
12h 44m 22.61s +21° 59' 36.5" P.A. 112.00 sep 0.3 mag 7.76,10.96 Sp F6V dist. 62.7 pc (204.53 l.y.)
 
 
Coord 2000 12444+2200 Discov num HDS1783 Comp Coord arcsec 2000 12 44 22.61 +21 59 36.5
Date first 1991 Date last 2021 Obs 13
Pa first 214 Pa last 111.9 P.A. Now (θ) 111.9°
Sep first 0.2 Sep last 0.313 Sep. Now (ρ) 0.313"
Mag pri 7.76 Mag sec 10.96 delta mag (ΔM) 3.2 Spectral class F6V (yellow-white)
Pri motion ra -127 Sec motion ra
Pri motion dec -194 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 110789 Constellation Coma Berenices SAO 82466 HIP 62162
Tycho2 1448-01494-1 Gaia DR2 3955472984773776256 HD 110789 GC 17324
BD BD+22 2506 Distance 62.7 Distance ly 204.53
 
 
ORBITAL ELEMENTS
 
 
Period (P)187y± 20.4 Periastron (T)2014.49y± 0.04 Semi-major axis (a)0.677a± 0.047
Eccentricity (e)0.879± 0.009 Inclination (i)70.3°± 70.3 Longitude of periastron (ω)250.3°± 0.8
Node (Ω)105.3°± 0.5 Notes ReferenceTok2021f
Equinox Last observation2021 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 235.1 0.229
2001 237.9 0.227
2002 240.7 0.224
2003 243.6 0.221
2004 246.5 0.217
2005 249.6 0.214
2006 252.7 0.210
2007 256.0 0.205
2008 259.5 0.199
2009 263.2 0.192
2010 267.2 0.183
2011 271.8 0.169
2012 277.3 0.150
2013 285.1 0.120
2014 301.5 0.069
2015 44.9 0.033
2016 90.5 0.098
2017 99.6 0.156
2018 104.1 0.203
2019 106.9 0.242
2020 109.1 0.275
2021 110.8 0.304
2022 112.2 0.330
2023 113.4 0.353
2024 114.5 0.374
2025 115.4 0.394
2026 116.3 0.412
2027 117.1 0.428
2028 117.8 0.443
2029 118.5 0.458
2030 119.2 0.471


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


 
  


wds12444%2B2200b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 12444+2200 HDS 1783 (HD 110789) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Tok2021f orb - Tokovinin, A. 2021IAUDS.204....1T
Tok2021f Inf. Circ. 204, 1, 2021
 
 
DISCOVERER
 
 
idgroup discov author
1 HDS Hipparcos Double Star (from additional DD list)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12444+2200 HDS1783 1991 1 214 0.2 7.76 10.96 F6V 124422.70+215938.3
12444+2200 HDS1783 2009 2 264 0.2 7.76 10.96 F6V 124422.70+215938.3
12444+2200 HDS1783 2012 7 278 0.1 7.76 10.96 F6V D 124422.70+215938.3
12444+2200 HDS1783 2017 11 280 0.2 7.76 10.96 F6V 124422.61+215936.5
12444+2200 HDS1783 2018 12 105 0.2 7.76 10.96 F6V O 124422.61+215936.5
12444+2200 HDS1783 2021 13 112 0.3 7.76 10.96 F6V O 124422.61+215936.5

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

 
 
WDS 12444+2200 HDS 1783 (HD 110789) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12444+2200 HDS 1783 (HD 110789) : MEASURES
 
 
No records found.

 
 
WDS 12444+2200 (HD 110789) : VIRTUAL EYEPIECE
 
 

12444+2200 HDS1783A mag 7.76 Sp F6V 12444+2200 HDS1783B sep 0.3 P.A. 113.40 mag 10.96 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 12444+2200 (HD 110789) : ALADIN DSS IMAGE @ 12h 44m 22.61s +21° 59' 36.5"
 
 
 
 
WDS 12444+2200 HDS 1783 (HD 110789) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12444+2200 HDS1783 distance=0' 12451+2143 GRV 858 distance=20' 12418+2132 SLW 760 distance=46' 12431+2117 LDS5758 distance=47' 12415+2136 LDS4249 distance=47' 12440+2110 STT 253 distance=50' 12481+2204 AZC 77 distance=53' 12471+2237 SHY 612 distance=54' 12454+2252 SLW 768 distance=55' 12406+2223 LDS4246 distance=58' 12403+2133 AZC 76 distance=63' 12403+2131 LDS 939 distance=64' 12492+2147 STF1680 distance=69' 12390+2240 KUI 60 distance=85' 12401+2049 OSO 47AB distance=93' 12401+2049 OSO 47AC distance=93' 12514+2206 CFN 10 distance=98' 12515+2207 LDS 940AB distance=98' 12515+2207 RAO 284AC distance=98' 12496+2053 LDS5760 distance=99' 12460+2340 COU 394 distance=103' 12381+2257 CVR1455 distance=105' 12382+2304 LDS4239 distance=107' 12387+2318 GUR 32 distance=111' 12386+2043 HDS1771 distance=112' 12372+2112 STF1663 distance=112' 12522+2247 GIC 111 distance=120' 12435+2400 KPP3877 distance=121' 12363+2113 FMR 108 distance=123' 12508+2327 CVR1472 distance=125' 12507+2032 HU 640AB distance=125' 12507+2032 TOK 561AC distance=125' 12374+2322 COU 392 distance=127' 12391+2344 POU3129BC distance=128' 12391+2344 POU3129AB distance=128' 12533+2115 STF1687AB distance=133' 12533+2115 STF1687AC distance=133' 12465+2409 ENG 48 distance=133' 12424+2413 SLW 762 distance=137' 12396+1956 BGH 40AB distance=138' 12490+2401 CVR 665 distance=138' 12349+2238 WRH 12 distance=138' 12396+1956 LDS1330BC distance=141' 12547+2206 MET 9 distance=144' 12367+2338 A 562 distance=145' 12541+2255 LDS5762 distance=147' 12372+2009 CBL 54 distance=150' 12368+2014 AG 180 distance=150' 12501+2408 A 563 distance=151' 12452+1927 SLW 767 distance=153' 12526+2342 COU 396 distance=154' 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 12444+2200 HDS1783 112 0.3
Show 12451+2143 GRV 858 114 62.4 20
Show 12418+2132 SLW 760 183 25.7 46
Show 12431+2117 LDS5758 137 12.9 47
Show 12415+2136 LDS4249 30 6.6 47
Show 12440+2110 STT 253 238 6.5 50
Show 12481+2204 AZC 77 329 28.3 53
Show 12471+2237 SHY 612 23 999.9 54
Show 12454+2252 SLW 768 153 41.9 55
Show 12406+2223 LDS4246 253 116.7 58
Show 12403+2133 AZC 76 98 14.9 63
Show 12403+2131 LDS 939 91 83.1 64
Show 12492+2147 STF1680 335 2.9 69
Show 12390+2240 KUI 60 228 34.2 85
Show 12401+2049 OSO 47 AB 35 14.7 93
Show 12401+2049 OSO 47 AC 109 112.6 93
Show 12514+2206 CFN 10 92 1.3 98
Show 12515+2207 LDS 940 AB 53 84.7 98
Show 12515+2207 RAO 284 AC 90 1.3 98
Show 12496+2053 LDS5760 159 11.1 99
Show 12460+2340 COU 394 107 0.8 103
Show 12381+2257 CVR1455 345 3.3 105
Show 12382+2304 LDS4239 111 185.5 107
Show 12387+2318 GUR 32 142 0.8 111
Show 12386+2043 HDS1771 110 0.3 112
Show 12372+2112 STF1663 65 0.5 112
Show 12522+2247 GIC 111 199 230.8 120
Show 12435+2400 KPP3877 270 3.1 121
Show 12363+2113 FMR 108 311 37.1 123
Show 12508+2327 CVR1472 47 4.8 125
Show 12507+2032 HU 640 AB 259 0.5 125
Show 12507+2032 TOK 561 AC 119 999.9 125
Show 12374+2322 COU 392 335 2.1 127
Show 12391+2344 POU3129 BC 59 4.8 128
Show 12391+2344 POU3129 AB 137 13.3 128
Show 12533+2115 STF1687 AB 203 1.2 133
Show 12533+2115 STF1687 AC 127 28.5 133
Show 12465+2409 ENG 48 15 184.5 133
Show 12424+2413 SLW 762 141 24.2 137
Show 12396+1956 BGH 40 AB 148 415.6 138
Show 12490+2401 CVR 665 155 28.0 138
Show 12349+2238 WRH 12 8 0.4 138
Show 12396+1956 LDS1330 BC 197 104.1 141
Show 12547+2206 MET 9 50 1.7 144
Show 12367+2338 A 562 7 3.7 145
Show 12541+2255 LDS5762 26 12.6 147
Show 12372+2009 CBL 54 284 15.8 150
Show 12368+2014 AG 180 357 0.4 150
Show 12501+2408 A 563 180 0.4 151
Show 12452+1927 SLW 767 101 132.9 153
Show 12526+2342 COU 396 315 0.9 154

 
 
WDS 12444+2200 : COMPONENTS
 
 
  A
B pa=113.4°
sep=0.29"
 
 
12444+2200 A
 
 
Componente originario normalizzato AB Name HD 110789 Coord arcsec 2000 124422.61+215936.5 Mag 7.76
Spectral class F6V (yellow-white) PmRA -127.00 PmDE -194.0 SAO 82466
HIP 62162 Tycho2 1448-01494-1 HD 110789 GC 17324
BD BD+22 2506
Tycho2
Tycho2 1448-01494-1 Pflag RAmdeg 191.09425350 DEmdeg 21.99349617
PmRA -126.0 PmDE -192.7 E RAmdeg 5 E DEmdeg 5
E pmRA 0.9 E pmDE 0.8 EpRAm 1991.11 EpDEm 1991.05
Num 18 Q RAmdeg 1.2 Q DEmdeg 0.8 Q pmRA 1.2
Q pmDE 0.9 BTmag 8.149 E BTmag 0.016 VTmag 7.656
E VTmag 0.011 Prox 999 TYC T HIP 62162
CCDM AB RAdeg 191.09456389 DEdeg 21.99394444 EpRA 1990 1.79
EpDE 1990 1.63 E RAdeg 4.5 E DEdeg 5.0 Posflg P
Corr 0.1
SAO
SAO 82466 DelFlag RA1950 PmRA1950 -0.0106
DE1950 PmDE1950 -0.201 Vmag 7.6 SpType F8
Double code Source 70 CatNum 17324 DM BD+22 2506
DMcomp BDsup HD 110789 M HD 0
GC 17324 RA1950rad 3.32444127 DE1950rad 0.38867693 PmRA2000 -0.0106
PmDE2000 -0.196
Hipparcos
Catalog H HIP 62162 Proxy H RAhms 12 44 22.70
DEdms +21 59 38.3 Vmag 7.59 VarFlag R Vmag H
RAdeg 191.095 DEdeg 21.994 AstroRef * Plx 15.38
CCDM 12444+2200 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual D M HIP AB
Theta 214 Rho 0.241 HD 110789 BD BD+22 2506
CD CP Dm number +22 2506 VIred 0.52
SpType F6V R SpType Coord arcsec 2000 124422.70+215938.3
Hipparcos 2
HIP 62162 Sn 55 So 3 Nc 2
RArad 3.3352296486 DErad 0.3838670881 Plx 15.95 PmRA -127.53
PmDE -194.77 E RArad 0.71 E DErad 0.49 E Plx 0.74
E pmRA 0.89 E pmDE 0.51 Hpmag 7.7009 E Hpmag 0.0013
SHp 0.011 VA 0 BV 0.479 E BV 0.008
VI 0.55
CCDM
Ccdm 12444+2200 RComp Comp A Note1
Note2 Discov num DRAs -1.38 DDEs -23.4
R dRAs 82 Year Theta Rho
Obs 2 Vmag 7.8 Sp F6 PmNote *
PmRA -127 PmDE -194 Dm number +22 2506 Cat1 BD
Name2 +22 1339 Cat2 AGK2/3 HD 110789 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 62162
 
 
12444+2200 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 124422.63+215936.4 Mag 10.96 Calc delta mag 3.2
Calc coord yes
CCDM
Ccdm 12444+2200 RComp Comp B Note1
Note2 Discov num HDS DRAs -1.39 DDEs -23.6
R dRAs 82 Year 1991 Theta 214 Rho 0.2
Obs 1 Vmag 11.0 Sp PmNote *
PmRA -127 PmDE -194 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 62162