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Current system
20070+1035
HJ 904 AB
HD 190922


Nearby doubles
2' : 20070+1034
TOB 306

4' : 20072+1037
HJ 905

7' : 20066+1033
HJ 903

8' : 20067+1029
GRV 312

20' : 20057+1034
J 134

24' : 20078+1016
KU 127

25' : 20056+1049
BRT1333

38' : 20044+1036
J 602

42' : 20059+1113
GRV 311

46' : 20089+1111
BPM2028

46' : 20081+0954
HEI 580

48' : 20100+1021
A 1199AB

53' : 20091+1117
BPM2033

58' : 20047+0949
J 545

59' : 20089+1127
BPM2027

63' : 20082+1136
KPP 459

63' : 20029+1056
AG 397

64' : 20107+1005
J 505

65' : 20056+1136
BRT1334

66' : 20072+1141
HEI 579

67' : 20052+1137
BPMA233

68' : 20066+0928
A 1196

69' : 20082+1142
J 3301

71' : 20030+1115
HJ 1466

71' : 20034+1124
BRT1332

71' : 20112+1110
UPR 1



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.

20070+1035 HJ 904 AB (HD 190922)

 
 
20h 06m 57.06s +10° 35' 27.0" P.A. 308.00 sep 30.0 mag 8.49,10.90 Sp FIII+AIII
 
 
Coord 2000 20070+1035 Discov num HJ  904 Comp AB Coord arcsec 2000 20 06 57.06 +10 35 27.0
Date first 1827 Date last 2015 Obs 27
Pa first 315 Pa last 308.2 P.A. Now (θ) 308.2°
Sep first 18.0 Sep last 30 Sep. Now (ρ) 30"
Mag pri 8.49 Mag sec 10.90 delta mag (ΔM) 2.41 Spectral class FIII+AIII (yellow-white/white)
Pri motion ra +044 Sec motion ra -001
Pri motion dec +005 Sec motion dec -007
Notes Y W (Parallax indicates components are non-physical, )
rPM=1.052
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 190922 Constellation Aquila SAO 105704 Tycho2 1076-01735-1
HD 190922
 
 
WDS 20070+1035 HJ 904 AB (HD 190922) : 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
20070+1035 HJ 904 AB 2015 27 308 30.0 8.49 10.90 FIII+AIII YW 200657.06+103527.0

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

 
 
WDS 20070+1035 HJ 904 AB (HD 190922) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20070+1035 HJ 904 AB (HD 190922) : MEASURES
 
 
No records found.

 
 
WDS 20070+1035 (HD 190922) : VIRTUAL EYEPIECE
 
 

20070+1035 HJ 904A mag 8.49 Sp FIII 20070+1035 HJ 904B sep 29.7 P.A. 308.70 mag 10.9 Sp AIII 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 20070+1035 (HD 190922) : ALADIN DSS IMAGE @ 20h 06m 57.06s +10° 35' 27.0"
 
 
 
 
WDS 20070+1035 HJ 904 AB (HD 190922) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20070+1035 HJ 904AB distance=0' 20070+1034 TOB 306 distance=2' 20072+1037 HJ 905 distance=4' 20066+1033 HJ 903 distance=7' 20067+1029 GRV 312 distance=8' 20057+1034 J 134 distance=20' 20078+1016 KU 127 distance=24' 20056+1049 BRT1333 distance=25' 20044+1036 J 602 distance=38' 20059+1113 GRV 311 distance=42' 20089+1111 BPM2028 distance=46' 20081+0954 HEI 580 distance=46' 20100+1021 A 1199AB distance=48' 20100+1021 A 1199AC distance=48' 20091+1117 BPM2033 distance=53' 20047+0949 J 545 distance=58' 20089+1127 BPM2027 distance=59' 20082+1136 KPP 459 distance=63' 20029+1056 AG 397 distance=63' 20107+1005 J 505 distance=64' 20056+1136 BRT1334 distance=65' 20072+1141 HEI 579 distance=66' 20052+1137 BPMA233 distance=67' 20066+0928 A 1196 distance=68' 20082+1142 J 3301 distance=69' 20030+1115 HJ 1466 distance=71' 20034+1124 BRT1332 distance=71' 20112+1110 UPR 1 distance=71' 20028+1002 J 174 distance=71' 20114+1102 BPM2047 distance=71' 20066+1147 J 503 distance=72' 20078+0924 STF2628 distance=73' 20119+1031 GWP2926 distance=74' 20106+1124 GRV 318 distance=74' 20032+1125 BPM1959 distance=75' 20112+1111 HJ 1486 distance=76' 20072+0919 GRV 314 distance=76' 20019+1019 GWP2917 distance=77' 20021+1103 BPM1943 distance=77' 20016+1023 BRT3227 distance=80' 20117+1115 J 136 distance=81' 20038+0927 J 2295 distance=82' 20014+1045 TOK 34Aa,Ab distance=82' 20014+1045 STF2613AB distance=82' 20019+1012 J 3043 distance=83' 20118+1117 BPM2053 distance=83' 20042+1148 STF2620AB distance=84' 20042+1148 STF2620AC distance=84' 20019+1114 BPM1937 distance=84' 20099+1149 BRT1339 distance=86' 20046+0914 STF2621 distance=89' 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 20070+1035 HJ 904 AB 308 30.0
Show 20070+1034 TOB 306 157 13.1 2
Show 20072+1037 HJ 905 177 12.1 4
Show 20066+1033 HJ 903 352 10.8 7
Show 20067+1029 GRV 312 319 15.6 8
Show 20057+1034 J 134 88 6.5 20
Show 20078+1016 KU 127 179 20.2 24
Show 20056+1049 BRT1333 6 3.3 25
Show 20044+1036 J 602 318 4.7 38
Show 20059+1113 GRV 311 21 9.7 42
Show 20089+1111 BPM2028 226 113.3 46
Show 20081+0954 HEI 580 330 2.5 46
Show 20100+1021 A 1199 AB 244 3.0 48
Show 20100+1021 A 1199 AC 293 50.6 48
Show 20091+1117 BPM2033 109 67.8 53
Show 20047+0949 J 545 355 5.1 58
Show 20089+1127 BPM2027 302 104.6 59
Show 20082+1136 KPP 459 57 4.7 63
Show 20029+1056 AG 397 114 29.1 63
Show 20107+1005 J 505 35 4.2 64
Show 20056+1136 BRT1334 182 1.5 65
Show 20072+1141 HEI 579 326 2.1 66
Show 20052+1137 BPMA233 77 202.8 67
Show 20066+0928 A 1196 242 0.3 68
Show 20082+1142 J 3301 221 5.2 69
Show 20030+1115 HJ 1466 330 10.4 71
Show 20034+1124 BRT1332 214 5.2 71
Show 20112+1110 UPR 1 96 11.0 71
Show 20028+1002 J 174 176 4.7 71
Show 20114+1102 BPM2047 44 99.7 71
Show 20066+1147 J 503 265 5.6 72
Show 20078+0924 STF2628 338 3.0 73
Show 20119+1031 GWP2926 223 22.7 74
Show 20106+1124 GRV 318 8 63.7 74
Show 20032+1125 BPM1959 249 108.9 75
Show 20112+1111 HJ 1486 48 7.8 76
Show 20072+0919 GRV 314 269 36.5 76
Show 20019+1019 GWP2917 113 3.2 77
Show 20021+1103 BPM1943 12 22.2 77
Show 20016+1023 BRT3227 149 3.5 80
Show 20117+1115 J 136 263 1.8 81
Show 20038+0927 J 2295 278 6.1 82
Show 20014+1045 TOK 34 Aa,Ab 339 0.2 82
Show 20014+1045 STF2613 AB 354 3.5 82
Show 20019+1012 J 3043 178 7.4 83
Show 20118+1117 BPM2053 167 63.6 83
Show 20042+1148 STF2620 AB 287 1.9 84
Show 20042+1148 STF2620 AC 46 39.1 84
Show 20019+1114 BPM1937 338 112.9 84
Show 20099+1149 BRT1339 178 4.4 86
Show 20046+0914 STF2621 224 5.7 89

 
 
WDS 20070+1035 : COMPONENTS
 
 
  A
B pa=308.7°
sep=29.69"
 
 
20070+1035 A
 
 
Name HD 190922 Coord arcsec 2000 200657.06+103527.0 Mag 8.49 Spectral class FIII (yellow-white)
PmRA 44.00 PmDE 5.0 SAO 105704 Tycho2 1076-01735-1
HD 190922 DM BD+10 4176
Tycho2
Tycho2 1076-01735-1 Pflag RAmdeg 301.73774409 DEmdeg 10.59083713
PmRA 43.3 PmDE 5.6 E RAmdeg 7 E DEmdeg 8
E pmRA 1.5 E pmDE 1.4 EpRAm 1991.16 EpDEm 1990.74
Num 9 Q RAmdeg 0.6 Q DEmdeg 0.9 Q pmRA 0.5
Q pmDE 0.9 BTmag 8.973 E BTmag 0.018 VTmag 8.485
E VTmag 0.014 Prox 293 TYC T HIP
CCDM RAdeg 301.73764194 DEdeg 10.59082389 EpRA 1990 1.68
EpDE 1990 1.46 E RAdeg 6.8 E DEdeg 8.3 Posflg
Corr 0.0
SAO
SAO 105704 DelFlag RA1950 PmRA1950 0.0034
DE1950 PmDE1950 0 Vmag 8.5 SpType F5
Double code Source 29 CatNum 7711 DM BD+10 4176
DMcomp BDsup HD 190922 M HD 0
GC RA1950rad 5.25589381 DE1950rad 0.18230914 PmRA2000 0.0035
PmDE2000 -0.003
 
 
20070+1035 B
 
 
Coord arcsec 2000 200655.49+103545.6 Mag 10.9 Spectral class AIII (white) PmRA -1.00
PmDE -7.0 Tycho2 1076-01823-1 HD 356789 Calc delta mag 2.41
Calc coord yes
Tycho2
Tycho2 1076-01823-1 Pflag RAmdeg 301.73133087 DEmdeg 10.59608628
PmRA 1.3 PmDE -10.8 E RAmdeg 43 E DEmdeg 48
E pmRA 1.9 E pmDE 1.8 EpRAm 1984.36 EpDEm 1980.87
Num 4 Q RAmdeg 0.6 Q DEmdeg 0.6 Q pmRA 0.6
Q pmDE 0.6 BTmag 11.151 E BTmag 0.070 VTmag 10.899
E VTmag 0.085 Prox 293 TYC HIP
CCDM RAdeg 301.73132750 DEdeg 10.59611194 EpRA 1990 1.64
EpDE 1990 1.46 E RAdeg 44.6 E DEdeg 52.4 Posflg
Corr -0.1