18310+0924 HJ 860 (HD 170779)

 
 
18h 30m 56.83s +09° 24' 32.6" P.A. 272.00 sep 22.8 mag 9.56,10.92 Sp G0
 
 
Coord 2000 18310+0924 Discov num HJ  860 Comp Coord arcsec 2000 18 30 56.83 +09 24 32.6
Date first 1827 Date last 2015 Obs 14
Pa first 278 Pa last 272.2 P.A. Now (θ) 272.2°
Sep first 15.0 Sep last 22.848 Sep. Now (ρ) 22.848"
Mag pri 9.56 Mag sec 10.92 delta mag (ΔM) 1.36 Spectral class G0 (yellow)
Pri motion ra -002 Sec motion ra -001
Pri motion dec +014 Sec motion dec -004
Notes
rPM=1.275
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 170779 Constellation Ophiuchus Tycho2 1028-01388-1 Gaia DR2 4480124920990063872
HD 170779
 
 
WDS 18310+0924 HJ 860 (HD 170779) : 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
18310+0924 HJ 860 2000 6 273 22.9 9.56 10.92 G0 D 183056.83+092432.6
18310+0924 HJ 860 2010 8 272 22.9 9.56 10.92 G0 D 183056.83+092432.6
18310+0924 HJ 860 2015 11 272 22.9 9.56 10.92 G0 183056.83+092432.6

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

 
 
WDS 18310+0924 HJ 860 (HD 170779) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18310+0924 HJ 860 (HD 170779) : MEASURES
 
 
No records found.

 
 
WDS 18310+0924 (HD 170779) : VIRTUAL EYEPIECE
 
 

18310+0924 HJ  860A mag 9.56 Sp G0 18310+0924 HJ  860B sep 22.5 P.A. 272.20 mag 10.92 virtual eyepiece
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Radius:
Components only
 
 
WDS 18310+0924 (HD 170779) : ALADIN DSS IMAGE @ 18h 30m 56.83s +09° 24' 32.6"
 
 
 
 
WDS 18310+0924 HJ 860 (HD 170779) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


18310+0924  HJ  860 distance=1' 18298+0926  TDT 912 distance=17' 18330+0900  BRT2609 distance=30' 18329+0917  WFC 209 distance=30' 18305+0852  BRT2608AB distance=34' 18305+0852  WLY  10AC distance=34' 18289+0943  TDT 900 distance=36' 18278+0908  TDT 890 distance=50' 18319+0836  OSO  99 distance=51' 18298+0835  J  2914 distance=53' 18326+1019  BRT1303 distance=61' 18344+0853  WFC 210 distance=61' 18324+0822  SLE 351 distance=67' 18355+0927  J  2136AB distance=68' 18355+0927  J  2136AC distance=68' 18355+0927  J  2136BC distance=68' 18265+0859  TDT 871 distance=72' 18261+0918  TDS 920 distance=72' 18291+1035  KPP1001 distance=76' 18260+0948  TDT 862 distance=77' 18334+0816  STT 355 distance=78' 18355+1005  BRT1945AB distance=79' 18355+1005  BRT1945AC distance=79' 18355+1005  J  2137CD distance=79' 18262+0847  LDS1012AB distance=81' 18262+0847  LLO  15AC distance=81' 18262+0841  GWP2775 distance=83' 18314+0802  HDS2627 distance=84' 18256+0956  TDT 856 distance=85' 18259+0844  TDT 861 distance=86' 18273+0820  J  2911 distance=86' 18257+0846  TDT 859 distance=87' 18345+0813  GRV 233 distance=89' 18328+1054  HEI 561 distance=94' 18365+1009  BRT1304 distance=94' 18276+0804  SLE 343AB distance=96' 18276+0804  SLE 343AC distance=96' 18276+0804  SLE 343AD distance=96' 18276+0804  SLE 343DE distance=96' 18364+1017  PRZ  14AB distance=97' 18364+1017  PRZ  14AC distance=97' 18243+0933  TDT 839 distance=99' 18349+0804  SLE 356AB distance=100' 18349+0804  SLE 356AC distance=100' 18349+0804  SLE 356AD distance=100' 18367+1019  L  9002 distance=101' 18377+0946  J   523 distance=103' 18370+1016  HU  247 distance=104' 18240+0940  SLE 170 distance=104' 18379+0905  TOB 293 distance=105' 18267+0800  SLE 176 distance=106' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 18310+0924 HJ 860 272 22.8 1
Show 18298+0926 TDT 912 285 0.6 17
Show 18330+0900 BRT2609 116 5.2 30
Show 18329+0917 WFC 209 337 7.2 30
Show 18305+0852 BRT2608 AB 40 4.8 34
Show 18305+0852 WLY 10 AC 80 12.2 34
Show 18289+0943 TDT 900 204 0.5 36
Show 18278+0908 TDT 890 1.4 50
Show 18319+0836 OSO 99 82 9.0 51
Show 18298+0835 J 2914 176 5.0 53
Show 18326+1019 BRT1303 295 7.4 61
Show 18344+0853 WFC 210 50 7.4 61
Show 18324+0822 SLE 351 279 9.0 67
Show 18355+0927 J 2136 AB 131 2.4 68
Show 18355+0927 J 2136 AC 251 9.7 68
Show 18355+0927 J 2136 BC 265 12.2 68
Show 18265+0859 TDT 871 214 0.6 72
Show 18261+0918 TDS 920 58 2.0 72
Show 18291+1035 KPP1001 11 8.1 76
Show 18260+0948 TDT 862 298 1.1 77
Show 18334+0816 STT 355 249 37.8 78
Show 18355+1005 BRT1945 AB 358 5.8 79
Show 18355+1005 BRT1945 AC 108 8.3 79
Show 18355+1005 J 2137 CD 156 11.8 79
Show 18262+0847 LDS1012 AB 163 608.5 81
Show 18262+0847 LLO 15 AC 221 10.2 81
Show 18262+0841 GWP2775 87 15.8 83
Show 18314+0802 HDS2627 211 0.5 84
Show 18256+0956 TDT 856 43 1.1 85
Show 18259+0844 TDT 861 277 2.1 86
Show 18273+0820 J 2911 138 2.6 86
Show 18257+0846 TDT 859 285 0.5 87
Show 18345+0813 GRV 233 217 14.9 89
Show 18328+1054 HEI 561 190 2.4 94
Show 18365+1009 BRT1304 235 5.5 94
Show 18276+0804 SLE 343 AB 343 11.8 96
Show 18276+0804 SLE 343 AC 104 66.0 96
Show 18276+0804 SLE 343 AD 144 62.4 96
Show 18276+0804 SLE 343 DE 149 11.3 96
Show 18364+1017 PRZ 14 AB 300 11.0 97
Show 18364+1017 PRZ 14 AC 101 43.9 97
Show 18243+0933 TDT 839 24 0.7 99
Show 18349+0804 SLE 356 AB 39 17.9 100
Show 18349+0804 SLE 356 AC 178 51.5 100
Show 18349+0804 SLE 356 AD 159 45.6 100
Show 18367+1019 L 9002 275 4.9 101
Show 18377+0946 J 523 23 4.1 103
Show 18370+1016 HU 247 359 0.4 104
Show 18240+0940 SLE 170 166 16.3 104
Show 18379+0905 TOB 293 189 21.8 105
Show 18267+0800 SLE 176 164 13.6 106

 
 
WDS 18310+0924 : COMPONENTS
 
 
  A
B pa=272.2°
sep=22.54"
 
 
18310+0924 A
 
 
Componente originario normalizzato AB Name HD 170779 Coord arcsec 2000 183056.83+092432.6 Mag 9.56
Spectral class G0 (yellow) PmRA -2.00 PmDE 14.0 Tycho2 1028-01388-1
HD 170779
Tycho2
Tycho2 1028-01388-1 Pflag RAmdeg 277.73680792 DEmdeg 9.40905967
PmRA 0.0 PmDE 15.5 E RAmdeg 12 E DEmdeg 15
E pmRA 2.4 E pmDE 2.5 EpRAm 1991.05 EpDEm 1990.68
Num 4 Q RAmdeg 2.1 Q DEmdeg 0.7 Q pmRA 2.2
Q pmDE 0.7 BTmag 10.130 E BTmag 0.025 VTmag 9.560
E VTmag 0.021 Prox 229 TYC T HIP
CCDM RAdeg 277.73681000 DEdeg 9.40902528 EpRA 1990 1.80
EpDE 1990 1.77 E RAdeg 11.5 E DEdeg 15.8 Posflg
Corr -0.1
 
 
18310+0924 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 183055.31+092433.5 Mag 10.92 PmRA -1.00
PmDE -4.0 Tycho2 1028-01384-1 Calc delta mag 1.36 Calc coord yes
Tycho2
Tycho2 1028-01384-1 Pflag RAmdeg 277.73035313 DEmdeg 9.40937288
PmRA -3.6 PmDE -5.4 E RAmdeg 32 E DEmdeg 42
E pmRA 2.5 E pmDE 2.3 EpRAm 1989.80 EpDEm 1987.71
Num 3 Q RAmdeg 0.5 Q DEmdeg 0.0 Q pmRA 0.5
Q pmDE 0.0 BTmag 11.332 E BTmag 0.060 VTmag 10.920
E VTmag 0.063 Prox 229 TYC T HIP
CCDM RAdeg 277.73036139 DEdeg 9.40938528 EpRA 1990 1.79
EpDE 1990 1.76 E RAdeg 32.3 E DEdeg 43.3 Posflg
Corr -0.1