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Doubles in session


Current system
12399+7425
HJ 2619
HD 110312


Nearby doubles
17' : 12398+7441
HJ 2618

33' : 12387+7458
LDS1754

40' : 12321+7449
STF1654

45' : 12423+7510
LDS1755

50' : 12285+7444
FOX 69

61' : 12324+7518
TDS8427

61' : 12539+7440
STF1698

65' : 12295+7515
HJ 2612

66' : 12307+7518
DOO 55

68' : 12365+7319
A 1091AB

69' : 12229+7422
TDS8357

73' : 12572+7407
HJ 2629

74' : 12300+7324
HJ 2613

77' : 12276+7525
LDS1751

89' : 12372+7553
MLR 326

94' : 12568+7324
TDS8607

101' : 12278+7554
FMR 106

103' : 12222+7315
TOK 26

109' : 12430+7613
MFL 74

114' : 12596+7307
TDS8630

117' : 12417+7229
UC 2388AB

135' : 12322+7636
KPP 274

142' : 12487+7209
MLR 327

144' : 12454+7647
TDS 675

149' : 12349+7653
MFL 64

172' : 12483+7714
MLR 428



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.

12399+7425 HJ 2619 (HD 110312)

 
 
12h 39m 56.78s +74° 25' 14.8" P.A. 265.00 sep 24.5 mag 8.27,10.77 Sp K2 dist. 649.35 pc (2118.18 l.y.)
 
 
Coord 2000 12399+7425 Discov num HJ 2619 Comp Coord arcsec 2000 12 39 56.78 +74 25 14.8
Date first 1831 Date last 2017 Obs 19
Pa first 270 Pa last 264.6 P.A. Now (θ) 264.6°
Sep first 25.0 Sep last 24.48 Sep. Now (ρ) 24.48"
Mag pri 8.27 Mag sec 10.77 delta mag (ΔM) 2.5 Spectral class K2 (yellow-orange)
Pri motion ra -001 Sec motion ra -008
Pri motion dec -001 Sec motion dec -003
Notes N (See Notes)
rPM=0.852
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 110312 Constellation Draco SAO 7625 HIP 61799
Tycho2 4400-00256-1 Gaia DR2 1691599433903247744 HD 110312 ADS 8622
BD BD+75 479 Distance 649.35 Distance ly 2118.18
 
 
WDS 12399+7425 HJ 2619 (HD 110312) : NOTES
 
 
discov_num notes refcode
HJ 2619 HJ 1221.
 
 
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
12399+7425 HJ 2619 1999 10 265 24.6 8.27 10.77 K2 N D 123956.78+742514.8
12399+7425 HJ 2619 2010 11 265 24.0 8.27 10.77 K2 N D 123956.78+742514.8
12399+7425 HJ 2619 2015 14 265 24.7 8.27 10.77 K2 N 123956.78+742514.8
12399+7425 HJ 2619 2017 19 265 24.5 8.27 10.77 K2 N 123956.78+742514.8

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

 
 
WDS 12399+7425 HJ 2619 (HD 110312) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12399+7425 HJ 2619 (HD 110312) : MEASURES
 
 
No records found.

 
 
WDS 12399+7425 (HD 110312) : VIRTUAL EYEPIECE
 
 

12399+7425 HJ 2619A mag 8.27 Sp K2 12399+7425 HJ 2619B sep 6.9 P.A. 250.60 mag 10.77 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 12399+7425 (HD 110312) : ALADIN DSS IMAGE @ 12h 39m 56.78s +74° 25' 14.8"
 
 
 
 
WDS 12399+7425 HJ 2619 (HD 110312) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12399+7425 HJ 2619 distance=0' 12398+7441 HJ 2618 distance=17' 12387+7458 LDS1754 distance=33' 12321+7449 STF1654 distance=40' 12423+7510 LDS1755 distance=45' 12285+7444 FOX 69 distance=50' 12324+7518 TDS8427 distance=61' 12539+7440 STF1698 distance=61' 12295+7515 HJ 2612 distance=65' 12307+7518 DOO 55 distance=66' 12365+7319 A 1091AB distance=68' 12365+7319 HJL1071AC distance=68' 12229+7422 TDS8357 distance=69' 12572+7407 HJ 2629 distance=73' 12300+7324 HJ 2613 distance=74' 12276+7525 LDS1751 distance=77' 12372+7553 MLR 326 distance=89' 12568+7324 TDS8607 distance=94' 12278+7554 FMR 106 distance=101' 12222+7315 TOK 26 distance=103' 12430+7613 MFL 74 distance=109' 12596+7307 TDS8630 distance=114' 12417+7229 UC 2388AB distance=117' 12322+7636 KPP 274 distance=135' 12487+7209 MLR 327 distance=142' 12490+7207 TDS 676AC distance=144' 12454+7647 TDS 675 distance=144' 12349+7653 MFL 64 distance=149' 12483+7714 MLR 428 distance=172' 12537+7144 HDS1809 distance=173' 12457+7133 LDS1756 distance=174' 12599+7151 LDS1763 distance=176' 12256+7721 MFL 63 distance=183' 12511+7117 LDS1759 distance=194' 12448+7741 FMR 110 distance=196' 12529+7741 LDS1761 distance=202' 12250+7750 MFL 65 distance=212' 12588+7754 TDS8622 distance=220' 12242+7824 MFL 60 distance=246' 12402+7019 NSN 632 distance=246' 12332+7003 CBL 53 distance=264' 12393+7850 MFL 61 distance=265' 12562+7003 HJ 2626 distance=273' 12408+7901 MLR 427 distance=277' 12554+6953 A 1092 distance=281' 12359+6939 FMR 107 distance=287' 12392+7912 MFL 59 distance=287' 12282+6940 TDS8396 distance=291' 12206+7912 TDS8341 distance=294' 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 12399+7425 HJ 2619 265 24.5
Show 12398+7441 HJ 2618 202 32.7 17
Show 12387+7458 LDS1754 13 11.7 33
Show 12321+7449 STF1654 23 3.8 40
Show 12423+7510 LDS1755 126 6.1 45
Show 12285+7444 FOX 69 64 2.4 50
Show 12324+7518 TDS8427 130 1.5 61
Show 12539+7440 STF1698 109 10.1 61
Show 12295+7515 HJ 2612 288 13.3 65
Show 12307+7518 DOO 55 56 4.5 66
Show 12365+7319 A 1091 AB 320 3.8 68
Show 12365+7319 HJL1071 AC 159 78.0 68
Show 12229+7422 TDS8357 130 1.9 69
Show 12572+7407 HJ 2629 26 27.0 73
Show 12300+7324 HJ 2613 306 24.9 74
Show 12276+7525 LDS1751 110 74.7 77
Show 12372+7553 MLR 326 67 0.8 89
Show 12568+7324 TDS8607 174 0.7 94
Show 12278+7554 FMR 106 338 35.3 101
Show 12222+7315 TOK 26 319 10.2 103
Show 12430+7613 MFL 74 359 4.6 109
Show 12596+7307 TDS8630 14 0.6 114
Show 12417+7229 UC 2388 AB 198 22.5 117
Show 12322+7636 KPP 274 30 3.8 135
Show 12487+7209 MLR 327 288 0.2 142
Show 12490+7207 TDS 676 AC 337 2.0 144
Show 12454+7647 TDS 675 97 1.4 144
Show 12349+7653 MFL 64 50 9.6 149
Show 12483+7714 MLR 428 71 2.2 172
Show 12537+7144 HDS1809 195 0.2 173
Show 12457+7133 LDS1756 189 7.6 174
Show 12599+7151 LDS1763 293 2.6 176
Show 12256+7721 MFL 63 257 18.8 183
Show 12511+7117 LDS1759 18 3.8 194
Show 12448+7741 FMR 110 296 51.4 196
Show 12529+7741 LDS1761 278 228.4 202
Show 12250+7750 MFL 65 325 10.4 212
Show 12588+7754 TDS8622 293 0.6 220
Show 12242+7824 MFL 60 34 6.4 246
Show 12402+7019 NSN 632 99 4.1 246
Show 12332+7003 CBL 53 27 26.3 264
Show 12393+7850 MFL 61 142 6.5 265
Show 12562+7003 HJ 2626 58 12.2 273
Show 12408+7901 MLR 427 220 2.0 277
Show 12554+6953 A 1092 169 0.3 281
Show 12359+6939 FMR 107 206 8.3 287
Show 12392+7912 MFL 59 317 5.6 287
Show 12282+6940 TDS8396 101 0.6 291
Show 12206+7912 TDS8341 212 1.3 294

 
 
WDS 12399+7425 : COMPONENTS
 
 
  A
B pa=250.6°
sep=6.94"
 
 
12399+7425 A
 
 
Componente originario normalizzato AB Name HD 110312 Coord arcsec 2000 123956.78+742514.8 Mag 8.27
Spectral class K2 (yellow-orange) PmRA -1.00 PmDE -1.0 SAO 7625
HIP 61799 Tycho2 4400-00256-1 HD 110312 ADS 8622
BD BD+75 479
Tycho2
Tycho2 4400-00256-1 Pflag RAmdeg 189.98658703 DEmdeg 74.42078163
PmRA -2.4 PmDE 0.1 E RAmdeg 6 E DEmdeg 7
E pmRA 0.7 E pmDE 0.8 EpRAm 1990.48 EpDEm 1990.25
Num 15 Q RAmdeg 0.7 Q DEmdeg 0.6 Q pmRA 0.9
Q pmDE 0.6 BTmag 10.027 E BTmag 0.023 VTmag 8.269
E VTmag 0.012 Prox 246 TYC T HIP 61799
CCDM RAdeg 189.98660917 DEdeg 74.42078139 EpRA 1990 1.69
EpDE 1990 1.61 E RAdeg 6.3 E DEdeg 6.8 Posflg
Corr 0.0
SAO
SAO 7625 DelFlag RA1950 PmRA1950 -0.001
DE1950 PmDE1950 -0.012 Vmag 8.3 SpType K2
Double code Source 1 CatNum 340 DM BD+75 479
DMcomp BDsup HD 110312 M HD 0
GC RA1950rad 3.30769005 DE1950rad 1.30367355 PmRA2000 -0.0005
PmDE2000 -0.009
Hipparcos
Catalog H HIP 61799 Proxy RAhms 12 39 56.79
DEdms +74 25 14.8 Vmag 8.09 VarFlag R Vmag H
RAdeg 189.987 DEdeg 74.4208 AstroRef Plx 2.13
CCDM 12399+7425 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 110312 BD BD+75 479
CD CP Dm number +75 479 VIred 1.53
SpType K2 R SpType Coord arcsec 2000 123956.79+742514.8
Hipparcos 2
HIP 61799 Sn 5 So 0 Nc 1
RArad 3.3158919345 DErad 1.2988876313 Plx 1.54 PmRA -0.98
PmDE -1.19 E RArad 0.51 E DErad 0.5 E Plx 0.56
E pmRA 0.59 E pmDE 0.62 Hpmag 8.2178 E Hpmag 0.0015
SHp 0.02 VA 0 BV 1.5 E BV 0.015
VI 1.53
CCDM
Ccdm 12399+7425 RComp Comp A Note1
Note2 Discov num DRAs 2.86 DDEs 15.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.2 Sp K2 PmNote *
PmRA 3 PmDE 8 Dm number +75 479 Cat1 BD
Name2 +74 340 Cat2 AGK2/3 HD 110312 M HD
ADS BDS A 8622 M ADS BDS N IDS IDS 12362N7458A
HIC 61799
 
 
12399+7425 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 123955.16+742512.5 Mag 10.77 PmRA -8.00
PmDE -3.0 Calc delta mag 2.5 Calc coord yes
CCDM
Ccdm 12399+7425 RComp Comp B Note1
Note2 Discov num HJ 2619 DRAs DDEs
R dRAs Year 1908 Theta 266 Rho 24.2
Obs 3 Vmag 10.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8622 M ADS BDS N N IDS IDS 12362N7458B
HIC