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Doubles in session


Current system
12398+7441
HJ 2618


Nearby doubles
17' : 12399+7425
HJ 2619

17' : 12387+7458
LDS1754

29' : 12423+7510
LDS1755

32' : 12321+7449
STF1654

45' : 12285+7444
FOX 69

47' : 12324+7518
TDS8427

53' : 12307+7518
DOO 55

53' : 12295+7515
HJ 2612

60' : 12539+7440
STF1698

65' : 12276+7525
LDS1751

71' : 12229+7422
TDS8357

73' : 12372+7553
MLR 326

79' : 12572+7407
HJ 2629

84' : 12365+7319
A 1091AB

86' : 12278+7554
FMR 106

88' : 12300+7324
HJ 2613

93' : 12430+7613
MFL 74

105' : 12568+7324
TDS8607

113' : 12222+7315
TOK 26

119' : 12322+7636
KPP 274

126' : 12596+7307
TDS8630

128' : 12454+7647
TDS 675

133' : 12417+7229
UC 2388AB

133' : 12349+7653
MFL 64

157' : 12483+7714
MLR 428

158' : 12487+7209
MLR 327



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.

12398+7441 HJ 2618

 
 
12h 39m 45.22s +74° 41' 25.0" P.A. 202.00 sep 32.7 mag 10.53,10.95
 
 
Coord 2000 12398+7441 Discov num HJ 2618 Comp Coord arcsec 2000 12 39 45.22 +74 41 25.0
Date first 1831 Date last 2015 Obs 19
Pa first 205 Pa last 201.6 P.A. Now (θ) 201.6°
Sep first 20.0 Sep last 32.693 Sep. Now (ρ) 32.693"
Mag pri 10.53 Mag sec 10.95 delta mag (ΔM) 0.42 Spectral class
Pri motion ra -003 Sec motion ra -004
Pri motion dec +004 Sec motion dec +003
Notes
rPM=0.283 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco Tycho2 4400-00159-1 Gaia DR2 1691610910055878784
 
 
WDS 12398+7441 HJ 2618 : NOTES
 
 
No records found.

 
 
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
12398+7441 HJ 2618 1999 11 202 32.7 10.53 10.95 D 123945.22+744125.0
12398+7441 HJ 2618 2011 12 202 32.8 10.53 10.95 D 123945.22+744125.0
12398+7441 HJ 2618 2015 15 202 32.7 10.53 10.95 123945.22+744125.0

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

 
 
WDS 12398+7441 HJ 2618 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12398+7441 HJ 2618 : MEASURES
 
 
No records found.

 
 
WDS 12398+7441 : VIRTUAL EYEPIECE
 
 

12398+7441 HJ 2618A mag 10.53 12398+7441 HJ 2618B sep 30.6 P.A. 186.00 mag 10.95 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 12398+7441 : ALADIN DSS IMAGE @ 12h 39m 45.22s +74° 41' 25.0"
 
 
 
 
WDS 12398+7441 HJ 2618 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12398+7441 HJ 2618 distance=0' 12399+7425 HJ 2619 distance=17' 12387+7458 LDS1754 distance=17' 12423+7510 LDS1755 distance=29' 12321+7449 STF1654 distance=32' 12285+7444 FOX 69 distance=45' 12324+7518 TDS8427 distance=47' 12307+7518 DOO 55 distance=53' 12295+7515 HJ 2612 distance=53' 12539+7440 STF1698 distance=60' 12276+7525 LDS1751 distance=65' 12229+7422 TDS8357 distance=71' 12372+7553 MLR 326 distance=73' 12572+7407 HJ 2629 distance=79' 12365+7319 A 1091AB distance=84' 12365+7319 HJL1071AC distance=84' 12278+7554 FMR 106 distance=86' 12300+7324 HJ 2613 distance=88' 12430+7613 MFL 74 distance=93' 12568+7324 TDS8607 distance=105' 12222+7315 TOK 26 distance=113' 12322+7636 KPP 274 distance=119' 12596+7307 TDS8630 distance=126' 12454+7647 TDS 675 distance=128' 12417+7229 UC 2388AB distance=133' 12349+7653 MFL 64 distance=133' 12483+7714 MLR 428 distance=157' 12487+7209 MLR 327 distance=158' 12490+7207 TDS 676AC distance=160' 12256+7721 MFL 63 distance=168' 12448+7741 FMR 110 distance=180' 12529+7741 LDS1761 distance=186' 12537+7144 HDS1809 distance=188' 12457+7133 LDS1756 distance=190' 12250+7750 MFL 65 distance=196' 12588+7754 TDS8622 distance=204' 12511+7117 LDS1759 distance=209' 12242+7824 MFL 60 distance=230' 12393+7850 MFL 61 distance=249' 12408+7901 MLR 427 distance=261' 12402+7019 NSN 632 distance=263' 12392+7912 MFL 59 distance=271' 12206+7912 TDS8341 distance=278' 12332+7003 CBL 53 distance=280' 12562+7003 HJ 2626 distance=289' 12572+7927 LDS1762 distance=293' 12554+6953 A 1092 distance=297' 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 12398+7441 HJ 2618 202 32.7
Show 12399+7425 HJ 2619 265 24.5 17
Show 12387+7458 LDS1754 13 11.7 17
Show 12423+7510 LDS1755 126 6.1 29
Show 12321+7449 STF1654 23 3.8 32
Show 12285+7444 FOX 69 64 2.4 45
Show 12324+7518 TDS8427 130 1.5 47
Show 12307+7518 DOO 55 56 4.5 53
Show 12295+7515 HJ 2612 288 13.3 53
Show 12539+7440 STF1698 109 10.1 60
Show 12276+7525 LDS1751 110 74.7 65
Show 12229+7422 TDS8357 130 1.9 71
Show 12372+7553 MLR 326 67 0.8 73
Show 12572+7407 HJ 2629 26 27.0 79
Show 12365+7319 A 1091 AB 320 3.8 84
Show 12365+7319 HJL1071 AC 159 78.0 84
Show 12278+7554 FMR 106 338 35.3 86
Show 12300+7324 HJ 2613 306 24.9 88
Show 12430+7613 MFL 74 359 4.6 93
Show 12568+7324 TDS8607 174 0.7 105
Show 12222+7315 TOK 26 319 10.2 113
Show 12322+7636 KPP 274 30 3.8 119
Show 12596+7307 TDS8630 14 0.6 126
Show 12454+7647 TDS 675 97 1.4 128
Show 12417+7229 UC 2388 AB 198 22.5 133
Show 12349+7653 MFL 64 50 9.6 133
Show 12483+7714 MLR 428 71 2.2 157
Show 12487+7209 MLR 327 288 0.2 158
Show 12490+7207 TDS 676 AC 337 2.0 160
Show 12256+7721 MFL 63 257 18.8 168
Show 12448+7741 FMR 110 296 51.4 180
Show 12529+7741 LDS1761 278 228.4 186
Show 12537+7144 HDS1809 195 0.2 188
Show 12457+7133 LDS1756 189 7.6 190
Show 12250+7750 MFL 65 325 10.4 196
Show 12588+7754 TDS8622 293 0.6 204
Show 12511+7117 LDS1759 18 3.8 209
Show 12242+7824 MFL 60 34 6.4 230
Show 12393+7850 MFL 61 142 6.5 249
Show 12408+7901 MLR 427 220 2.0 261
Show 12402+7019 NSN 632 99 4.1 263
Show 12392+7912 MFL 59 317 5.6 271
Show 12206+7912 TDS8341 212 1.3 278
Show 12332+7003 CBL 53 27 26.3 280
Show 12562+7003 HJ 2626 58 12.2 289
Show 12572+7927 LDS1762 125 5.0 293
Show 12554+6953 A 1092 169 0.3 297

 
 
WDS 12398+7441 : COMPONENTS
 
 
  A
B pa=186.0°
sep=30.56"
 
 
12398+7441 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 123945.22+744125.0 Mag 10.53 PmRA -3.00
PmDE 4.0 Tycho2 4400-00159-1
Tycho2
Tycho2 4400-00159-1 Pflag RAmdeg 189.93842671 DEmdeg 74.69027838
PmRA -2.9 PmDE 3.5 E RAmdeg 22 E DEmdeg 23
E pmRA 1.6 E pmDE 1.7 EpRAm 1988.21 EpDEm 1987.24
Num 6 Q RAmdeg 1.1 Q DEmdeg 0.9 Q pmRA 1.1
Q pmDE 0.9 BTmag 11.259 E BTmag 0.049 VTmag 10.532
E VTmag 0.037 Prox 326 TYC T HIP
CCDM RAdeg 189.93843528 DEdeg 74.69026944 EpRA 1990 1.76
EpDE 1990 1.65 E RAdeg 24.0 E DEdeg 27.0 Posflg
Corr 0.0
 
 
12398+7441 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 123944.42+744054.6 Mag 10.95 PmRA -4.00
PmDE 3.0 Calc delta mag 0.42 Calc coord yes