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Doubles in session


Current system
20155+0251
HJ 910 AB


Nearby doubles
12' : 20162+0255
GWP2933

17' : 20146+0242
BAL2020

25' : 20169+0306
GWP2935

26' : 20149+0315
BAL2021

34' : 20151+0218
BAL1551

36' : 20132+0256
CRI 26

49' : 20128+0318
BAL2529

51' : 20122+0255
BAL2019

52' : 20188+0305
UC 4144

53' : 20121+0246
BAL2018

54' : 20121+0306
HEI 581

56' : 20167+0158
UC 250

57' : 20152+0155
BAL1552

59' : 20134+0201
BAL1549

66' : 20199+0254
TDT2175

67' : 20112+0237
BAL2017

69' : 20200+0308
HJ 913

73' : 20117+0335
UC 4117

77' : 20166+0405
J 1641

80' : 20119+0348
STF2641

85' : 20105+0212
UC 4111

85' : 20212+0249
TOK 730

86' : 20104+0330
BAL2527

87' : 20213+0250
HLD 158

87' : 20174+0129
A 2279

87' : 20202+2000
KPP 879AB



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.

20155+0251 HJ 910 AB

 
 
20h 15m 32.52s +02° 50' 47.7" P.A. 305.00 sep 18.3 mag 6.86,12.60 Sp F5 dist. 169.49 pc (552.88 l.y.)
 
 
Coord 2000 20155+0251 Discov num HJ  910 Comp AB Coord arcsec 2000 20 15 32.52 +02 50 47.7
Date first 1881 Date last 2015 Obs 7
Pa first 320 Pa last 305.4 P.A. Now (θ) 305.4°
Sep first 13.6 Sep last 18.334 Sep. Now (ρ) 18.334"
Mag pri 6.86 Mag sec 12.60 delta mag (ΔM) 5.74 Spectral class F5 (yellow-white)
Pri motion ra +051 Sec motion ra
Pri motion dec -001 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20155+0251 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 125616 20 15 33 +02 50 48 HJ 910 AB 2015 7 305 18.3 6.86 12.60 5.74 <===
Show HD 192586 125616 20 15 33 +02 50 48 HJ 910 AC 2015 9 243 36.6 6.86 12.30 5.44
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquila SAO 125616 HIP 99856 Tycho2 0500-02664-1
Gaia DR2 4244109252517343616 HD 192586 GC 28135 BD BD+02 4124
Distance 169.49 Distance ly 552.88
 
 
WDS 20155+0251 HJ 910 AB : 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
20155+0251 HJ 910 AB 1925 4 323 15.0 7.60 12.60 F5 D 201532.52+025047.7
20155+0251 HJ 910 AB 2000 5 307 17.9 7.60 12.60 F5 D 201532.52+025047.7
20155+0251 HJ 910 AB 2015 7 305 18.3 6.86 12.60 F5 201532.52+025047.7

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

 
 
WDS 20155+0251 HJ 910 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20155+0251 HJ 910 AB : MEASURES
 
 
No records found.

 
 
WDS 20155+0251 : VIRTUAL EYEPIECE
 
 

20155+0251 HJ 910A mag 6.86 Sp F5 20155+0251 HJ 910B sep 18.3 P.A. 305.40 mag 12.6 20155+0251 HJ 910C sep 36.6 P.A. 243.20 mag 12.3 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 20155+0251 : ALADIN DSS IMAGE @ 20h 15m 32.52s +02° 50' 47.7"
 
 
 
 
WDS 20155+0251 HJ 910 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20155+0251 HJ 910AB distance=0' 20162+0255 GWP2933 distance=12' 20146+0242 BAL2020 distance=17' 20169+0306 GWP2935 distance=25' 20149+0315 BAL2021 distance=26' 20151+0218 BAL1551 distance=34' 20132+0256 CRI 26 distance=36' 20128+0318 BAL2529 distance=49' 20122+0255 BAL2019 distance=51' 20188+0305 UC 4144 distance=52' 20121+0246 BAL2018 distance=53' 20121+0306 HEI 581 distance=54' 20167+0158 UC 250 distance=56' 20152+0155 BAL1552 distance=57' 20134+0201 BAL1549 distance=59' 20199+0254 TDT2175 distance=66' 20112+0237 BAL2017 distance=67' 20200+0308 HJ 913 distance=69' 20117+0335 UC 4117 distance=73' 20166+0405 J 1641 distance=77' 20119+0348 STF2641 distance=80' 20105+0212 UC 4111 distance=85' 20212+0249 TOK 730 distance=85' 20104+0330 BAL2527 distance=86' 20213+0250 HLD 158 distance=87' 20174+0129 A 2279 distance=87' 20202+2000 KPP 879AB distance=87' 20117+0146 HJ 906AB distance=89' 20117+0146 HJ 906AC distance=89' 20117+0146 ABH 132AD distance=89' 20117+0146 ABH 132AE distance=89' 20117+0146 ABH 132AF distance=89' 20117+0146 ABH 132AG distance=89' 20117+0146 ABH 132AH distance=89' 20159+0419 TDT2129 distance=89' 20134+0128 AG 248AB distance=89' 20102+0204 HJ 2933 distance=94' 20187+0416 BAL2531 distance=97' 20115+0135 BAL1547 distance=98' 20195+0133 SKF 925 distance=98' 20214+0336 BAL2532AB distance=99' 20214+0336 BAL2532AC distance=99' 20103+0149 BAL1545 distance=100' 20167+0429 BAL2964 distance=101' 20198+0132 TDT2172 distance=102' 20168+0111 HDS2890 distance=102' 20147+0109 J 2571 distance=103' 20193+0418 GWP2938 distance=105' 20087+0227 UC 4099 distance=105' 20114+0127 BAL1546 distance=105' 20221+0331 UC 4158 distance=106' 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 20155+0251 HJ 910 AB 305 18.3
Show 20155+0251 HJ 910 AC 243 36.6
Show 20162+0255 GWP2933 48 1.3 12
Show 20146+0242 BAL2020 159 8.2 17
Show 20169+0306 GWP2935 172 46.6 25
Show 20149+0315 BAL2021 344 4.5 26
Show 20151+0218 BAL1551 40 9.8 34
Show 20132+0256 CRI 26 124 32.5 36
Show 20128+0318 BAL2529 36 11.3 49
Show 20122+0255 BAL2019 46 6.0 51
Show 20188+0305 UC 4144 347 30.8 52
Show 20121+0246 BAL2018 341 17.2 53
Show 20121+0306 HEI 581 160 0.8 54
Show 20167+0158 UC 250 251 25.2 56
Show 20152+0155 BAL1552 243 4.9 57
Show 20134+0201 BAL1549 228 17.1 59
Show 20199+0254 TDT2175 164 1.8 66
Show 20112+0237 BAL2017 200 13.2 67
Show 20200+0308 HJ 913 144 9.6 69
Show 20117+0335 UC 4117 298 41.9 73
Show 20166+0405 J 1641 215 7.4 77
Show 20119+0348 STF2641 168 20.7 80
Show 20105+0212 UC 4111 272 32.7 85
Show 20212+0249 TOK 730 146 0.2 85
Show 20104+0330 BAL2527 197 6.1 86
Show 20213+0250 HLD 158 41 1.2 87
Show 20174+0129 A 2279 301 4.5 87
Show 20202+2000 KPP 879 AB 332 7.4 87
Show 20117+0146 HJ 906 AB 156 13.3 89
Show 20117+0146 HJ 906 AC 348 34.7 89
Show 20117+0146 ABH 132 AD 142 60.1 89
Show 20117+0146 ABH 132 AE 132 78.8 89
Show 20117+0146 ABH 132 AF 40 86.7 89
Show 20117+0146 ABH 132 AG 32 62.0 89
Show 20117+0146 ABH 132 AH 235 57.4 89
Show 20159+0419 TDT2129 262 2.3 89
Show 20134+0128 AG 248 AB 11 3.4 89
Show 20102+0204 HJ 2933 26 21.7 94
Show 20187+0416 BAL2531 56 16.1 97
Show 20115+0135 BAL1547 46 5.8 98
Show 20195+0133 SKF 925 87 39.9 98
Show 20214+0336 BAL2532 AB 271 5.3 99
Show 20214+0336 BAL2532 AC 22 7.3 99
Show 20103+0149 BAL1545 345 15.3 100
Show 20167+0429 BAL2964 321 10.3 101
Show 20198+0132 TDT2172 230 0.4 102
Show 20168+0111 HDS2890 313 0.1 102
Show 20147+0109 J 2571 102 3.9 103
Show 20193+0418 GWP2938 333 50.7 105
Show 20087+0227 UC 4099 280 61.1 105
Show 20114+0127 BAL1546 95 17.5 105

 
 
WDS 20155+0251 : COMPONENTS
 
 
  A B
B pa=305.4°
sep=18.32"
 
C pa=243.2°
sep=36.60"
pa=213.2°
sep=32.42"
 
 
20155+0251 A
 
 
Coord arcsec 2000 201532.52+025047.7 Mag 6.86 Spectral class F5 (yellow-white) PmRA 51.00
PmDE -1.0 SAO 125616 HIP 99856 Tycho2 0500-02664-1
HD 192586 GC 28135 BD BD+02 4124
Tycho2
Tycho2 0500-02664-1 Pflag RAmdeg 303.88560371 DEmdeg 2.84656091
PmRA 49.7 PmDE -4.2 E RAmdeg 4 E DEmdeg 4
E pmRA 1.1 E pmDE 1.2 EpRAm 1991.30 EpDEm 1991.20
Num 14 Q RAmdeg 0.8 Q DEmdeg 0.8 Q pmRA 0.6
Q pmDE 0.7 BTmag 7.337 E BTmag 0.015 VTmag 6.861
E VTmag 0.010 Prox 999 TYC T HIP 99856
CCDM RAdeg 303.88548694 DEdeg 2.84657083 EpRA 1990 1.57
EpDE 1990 1.41 E RAdeg 4.1 E DEdeg 4.4 Posflg
Corr -0.3
SAO
SAO 125616 DelFlag RA1950 PmRA1950 0.0037
DE1950 PmDE1950 0.007 Vmag 7.6 SpType F5
Double code Source 70 CatNum 28135 DM BD+02 4124
DMcomp BDsup HD 192586 M HD 0
GC 28135 RA1950rad 5.29280697 DE1950rad 0.04699744 PmRA2000 0.0039
PmDE2000 0.004
Hipparcos
Catalog H HIP 99856 Proxy RAhms 20 15 32.52
DEdms +02 50 47.7 Vmag 6.82 VarFlag R Vmag H
RAdeg 303.885 DEdeg 2.84657 AstroRef Plx 7.53
CCDM 20155+0251 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 192586 BD BD+02 4124
CD CP Dm number +02 4124 VIred 0.53
SpType F5 R SpType Coord arcsec 2000 201532.52+025047.7
Hipparcos 2
HIP 99856 Sn 5 So 0 Nc 1
RArad 5.3038022624 DErad 0.0496820214 Plx 5.9 PmRA 50.73
PmDE -1.11 E RArad 0.43 E DErad 0.41 E Plx 0.55
E pmRA 0.68 E pmDE 0.73 Hpmag 6.9166 E Hpmag 0.0009
SHp 0.008 VA 0 BV 0.452 E BV 0.008
VI 0.52
CCDM
Ccdm 20155+0251 RComp Comp A Note1
Note2 Discov num DRAs 2.56 DDEs -13.4
R dRAs 10 Year Theta Rho
Obs 3 Vmag 7.6 Sp F5 PmNote *
PmRA 55 PmDE -18 Dm number +02 4124 Cat1 BD
Name2 +02 2553 Cat2 AGK2/3 HD 192586 M HD
ADS BDS A13586 M ADS BDS N IDS IDS 20105N0232A
HIC 99856
 
 
20155+0251 B
 
 
Coord arcsec 2000 201531.52+025058.3 Mag 12.6 Calc delta mag 5.74 Calc coord yes
CCDM
Ccdm 20155+0251 RComp Comp B Note1
Note2 Discov num HJ 910 DRAs DDEs
R dRAs Year 1925 Theta 323 Rho 15.0
Obs 3 Vmag 12.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13586 M ADS BDS N IDS IDS 20105N0232B
HIC
 
 
20155+0251 C
 
 
Coord arcsec 2000 201530.34+025031.2 Mag 12.3 Calc delta mag 5.44 Calc coord yes
CCDM
Ccdm 20155+0251 RComp Comp C Note1
Note2 Discov num HJ 910 DRAs DDEs
R dRAs Year 1925 Theta 246 Rho 29.8
Obs 4 Vmag 12.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13586 M ADS BDS N IDS IDS 20105N0232C
HIC