20385+2909 HO 458 (HD 334842)

 
 
20h 38m 32.96s +29° 08' 40.9" P.A. 101.00 sep 2.3 mag 10.92,11.12 Sp F8
 
 
Coord 2000 20385+2909 Discov num HO  458 Comp Coord arcsec 2000 20 38 32.96 +29 08 40.9
Date first 1893 Date last 2016 Obs 18
Pa first 99 Pa last 101.2 P.A. Now (θ) 101.2°
Sep first 1.9 Sep last 2.262 Sep. Now (ρ) 2.262"
Mag pri 10.92 Mag sec 11.12 delta mag (ΔM) 0.2 Spectral class F8 (yellow-white)
Pri motion ra -007 Sec motion ra +005
Pri motion dec +005 Sec motion dec -004
Notes
rPM=1.744
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 334842 Constellation Vulpecula Tycho2 2169-01390-2 Gaia DR2 1857635344794358528
HD 334842 ADS 14097
 
 
WDS 20385+2909 HO 458 (HD 334842) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ho_1883 Ma j Hough, G.W. 1883MNRAS..43..371H
Ho_1883 MNRAS 43, 371, 1883 (data also in Ho_1890) 1890AN....125....1H
Ho_1884 Ma j Hough, G.W. 1884MNRAS..44..365H
Ho_1884 MNRAS 44, 365, 1884 (data also in Ho_1890) 1890AN....125....1H
Ho_1885 Ma j Hough, G.W. 1885MNRAS..45..417H
Ho_1885 MNRAS 45, 417, 1885 (data also in Ho_1890) 1890AN....125....1H
Ho_1886 Ma j Hough, G.W. 1886MNRAS..46..393H
Ho_1886 MNRAS 46, 393, 1886 (data also in Ho_1890) 1890AN....125....1H
Ho_1887 Ma j Hough, G.W. 1887AN....116..273H
Ho_1887 AN 116, 273, 1887
Ho_1890 Ma j Hough, G.W. 1890AN....125....1H
Ho_1890 AN 125, 1, 1890
Ho_1890b Ma j Hough, G.W. 1890AJ......9..177H
Ho_1890b AJ 9, 177, 1890 (some data also in Ho_1890 or Ho_1894b) 1890AN....125....1H
Ho_1894a Ma - Hough, G.W. 1894MNRAS..54..251H
Ho_1894a MNRAS 54, 251, 1894
Ho_1894b Ma j Hough, G.W. (HO 304 - 490) 1894AN....135..281H
Ho_1894b AN 135, 281, 1894
Ho_1894c Ma - Hough, G.W. (measure by Dembowski, H.) 1894AN....135..281H
Ho_1894c AN 135, 281, 1894
Ho_1899a Ma j Hough, G.W. 1899AN....149..65H
Ho_1899a AN 149, 65, 1899
Ho_1899b Ma - Hough, G.W. (measure by Burnham, S.W.) 1899AN....149..65H
Ho_1899b AN 149, 65, 1899
Ho_1907 Ma - Hough, G.W. 1907PFAO....3c...1D
Ho_1907 Pub. Univ. Penn. 3, Pt. 3, 1907 (measures sent to Doolittle)
Ho_1932A Ma - Hough, G.W. 1932QB821.A43......
Ho_1932A cited in ADS, 1932 (unpublished measures sent to Aitken in manuscript by Fox)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20385+2909 HO 458 2002 15 100 2.3 10.92 11.12 F8 203832.96+290840.9
20385+2909 HO 458 2015 17 101 2.3 10.92 11.12 F8 203832.96+290840.9
20385+2909 HO 458 2016 18 101 2.3 10.92 11.12 F8 203832.96+290840.9

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WDS 20385+2909 HO 458 (HD 334842) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20385+2909 HO 458 (HD 334842) : MEASURES
 
 
No records found.

 
 
WDS 20385+2909 (HD 334842) : VIRTUAL EYEPIECE
 
 

20385+2909 HO  458A mag 10.92 Sp F8 20385+2909 HO  458B sep 2.0 P.A. 102.80 mag 11.12 virtual eyepiece
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Radius:
Components only
 
 
WDS 20385+2909 (HD 334842) : ALADIN DSS IMAGE @ 20h 38m 32.96s +29° 08' 40.9"
 
 
 
 
WDS 20385+2909 HO 458 (HD 334842) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


20385+2909  HO  458 distance=0' 20387+2910  L    69 distance=3' 20393+2906  HO  136 distance=11' 20401+2906  TDT2458 distance=21' 20402+2916  FMR 160 distance=23' 20374+2847  MLB 483 distance=26' 20407+2848  MLB 533 distance=35' 20378+2943  A   742A,BC distance=36' 20385+2945  COU1172 distance=37' 20378+2943  A   742BC distance=37' 20411+2925  ES  508AB distance=37' 20411+2925  ES  508AC distance=37' 20413+2922  ARY  29 distance=39' 20400+2835  TDS1088 distance=39' 20371+2830  TDT2426AB distance=44' 20378+2951  TDT2435 distance=44' 20403+2947  STF2714 distance=45' 20381+2953  A   744 distance=45' 20368+2951  BTN   1 distance=47' 20371+2953  MLB 663 distance=48' 20406+2948  HO  137AB distance=48' 20406+2948  GII 290Aa,Ab distance=48' 20381+2958  A   743 distance=50' 20422+2852  MLB 664 distance=51' 20374+2958  HJ 1547 distance=51' 20368+2823  MLB 482 distance=52' 20368+2955  TDT2421 distance=52' 20346+2914  TDT2388Aa,Ab distance=52' 20346+2914  J   565AB distance=52' 20346+2914  J   565AC distance=52' 20361+2955  TDT2407 distance=57' 20422+2939  COU1175 distance=58' 20423+2837  HJ 1561 distance=59' 20349+2833  MLB 708 distance=61' 20339+2923  MLB 481 distance=62' 20382+2806  MLB 612 distance=63' 20412+3001  COU1173 distance=64' 20407+3007  TDT2467 distance=65' 20416+3000  COU1174 distance=65' 20435+2930  NSN 735 distance=68' 20340+2942  TDS1084 distance=69' 20362+3010  TDT2408 distance=69' 20413+3012  ARY  28AB distance=73' 20413+3012  ARY  28AC distance=73' 20331+2852  ES  507AB distance=74' 20331+2852  ES  507AC distance=74' 20331+2852  ES  507AD distance=74' 20331+2852  FYM 137AE distance=74' 20331+2852  FYM 137AF distance=74' 20331+2852  FYM 137AG distance=74' 20331+2852  ES  507DS distance=75' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 20385+2909 HO 458 101 2.3
Show 20387+2910 L 69 89 3.0 3
Show 20393+2906 HO 136 358 2.6 11
Show 20401+2906 TDT2458 197 2.4 21
Show 20402+2916 FMR 160 215 59.7 23
Show 20374+2847 MLB 483 69 8.6 26
Show 20407+2848 MLB 533 269 3.4 35
Show 20378+2943 A 742 A,BC 343 56.8 36
Show 20385+2945 COU1172 100 0.3 37
Show 20378+2943 A 742 BC 132 1.2 37
Show 20411+2925 ES 508 AB 232 2.5 37
Show 20411+2925 ES 508 AC 226 18.2 37
Show 20413+2922 ARY 29 143 119.3 39
Show 20400+2835 TDS1088 153 0.9 39
Show 20371+2830 TDT2426 AB 259 2.6 44
Show 20378+2951 TDT2435 143 2.3 44
Show 20403+2947 STF2714 338 6.8 45
Show 20381+2953 A 744 272 0.7 45
Show 20368+2951 BTN 1 1 13.8 47
Show 20371+2953 MLB 663 265 4.3 48
Show 20406+2948 HO 137 AB 358 0.8 48
Show 20406+2948 GII 290 Aa,Ab 43 0.1 48
Show 20381+2958 A 743 309 1.2 50
Show 20422+2852 MLB 664 172 4.7 51
Show 20374+2958 HJ 1547 8 17.0 51
Show 20368+2823 MLB 482 269 8.5 52
Show 20368+2955 TDT2421 159 0.4 52
Show 20346+2914 TDT2388 Aa,Ab 297 0.5 52
Show 20346+2914 J 565 AB 48 6.5 52
Show 20346+2914 J 565 AC 88 16.2 52
Show 20361+2955 TDT2407 124 0.5 57
Show 20422+2939 COU1175 138 3.5 58
Show 20423+2837 HJ 1561 275 9.4 59
Show 20349+2833 MLB 708 306 3.9 61
Show 20339+2923 MLB 481 345 4.0 62
Show 20382+2806 MLB 612 168 6.6 63
Show 20412+3001 COU1173 46 1.1 64
Show 20407+3007 TDT2467 160 0.8 65
Show 20416+3000 COU1174 32 0.3 65
Show 20435+2930 NSN 735 111 0.8 68
Show 20340+2942 TDS1084 6 1.8 69
Show 20362+3010 TDT2408 177 0.4 69
Show 20413+3012 ARY 28 AB 332 62.8 73
Show 20413+3012 ARY 28 AC 35 102.2 73
Show 20331+2852 ES 507 AB 295 7.1 74
Show 20331+2852 ES 507 AC 346 36.4 74
Show 20331+2852 ES 507 AD 224 36.8 74
Show 20331+2852 FYM 137 AE 101 42.6 74
Show 20331+2852 FYM 137 AF 176 23.3 74
Show 20331+2852 FYM 137 AG 299 32.9 74
Show 20331+2852 ES 507 DS 146 16.0 75

 
 
WDS 20385+2909 : COMPONENTS
 
 
  A
B pa=102.8°
sep=1.99"
 
 
20385+2909 A
 
 
Componente originario normalizzato AB Name HD 334842 Coord arcsec 2000 203832.96+290840.9 Mag 10.92
Spectral class F8 (yellow-white) PmRA -7.00 PmDE 5.0 Tycho2 2169-01390-2
ADS 14097 DM BD+28 3823
Tycho2
Tycho2 2169-01390-2 Pflag P RAmdeg 309.63731381 DEmdeg 29.14468765
PmRA 13.8 PmDE 3.6 E RAmdeg 35 E DEmdeg 36
E pmRA 2.0 E pmDE 1.9 EpRAm 1987.03 EpDEm 1986.15
Num 5 Q RAmdeg 0.9 Q DEmdeg 0.9 Q pmRA 0.9
Q pmDE 0.9 BTmag 11.593 E BTmag 0.062 VTmag 10.917
E VTmag 0.055 Prox 22 TYC T HIP
CCDM RAdeg 309.63693278 DEdeg 29.14473917 EpRA 1990 1.70
EpDE 1990 1.68 E RAdeg 36.2 E DEdeg 37.7 Posflg D
Corr 0.1
CCDM
Ccdm 20385+2909 RComp Comp A Note1
Note2 Discov num DRAs 2.95 DDEs -20.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 10.6 Sp F8 PmNote *
PmRA 23 PmDE -20 Dm number +28 3823 Cat1 BD
Name2 +28 2295 Cat2 AGK2/3 HD M HD
ADS BDS A14097 M ADS BDS N IDS IDS 20344N2848A
HIC
 
 
20385+2909 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203833.11+290840.5 Mag 11.12 PmRA 5.00
PmDE -4.0 Tycho2 2169-01390-1 HD 334842 Calc delta mag 0.2
Calc coord yes
Tycho2
Tycho2 2169-01390-1 Pflag P RAmdeg 309.63731381 DEmdeg 29.14468765
PmRA 13.8 PmDE 3.6 E RAmdeg 35 E DEmdeg 36
E pmRA 2.0 E pmDE 1.9 EpRAm 1987.03 EpDEm 1986.15
Num 5 Q RAmdeg 0.9 Q DEmdeg 0.9 Q pmRA 0.9
Q pmDE 0.9 BTmag 11.581 E BTmag 0.065 VTmag 11.123
E VTmag 0.069 Prox 22 TYC T HIP
CCDM RAdeg 309.63761306 DEdeg 29.14462250 EpRA 1990 1.71
EpDE 1990 1.67 E RAdeg 41.3 E DEdeg 43.3 Posflg D
Corr 0.1
CCDM
Ccdm 20385+2909 RComp Comp B Note1
Note2 Discov num HO 458 DRAs DDEs
R dRAs Year 1893 Theta 279 Rho 2.0
Obs 10 Vmag 10.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14097 M ADS BDS N IDS IDS 20344N2848B
HIC