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Doubles in session


Current system
20151+4118
A 387 AB
HD 192803


Nearby doubles
10' : 20143+4115
COU2639

10' : 20144+4112
TDT2112

23' : 20171+4127
ARN 97

28' : 20138+4055
TDT2106

32' : 20144+4048
TDT2113

32' : 20137+4050
DOO 13

34' : 20181+4122
ES 1674

38' : 20185+4123
TDT2154

41' : 20187+4113
COU2640

43' : 20136+4040
TDT2104

43' : 20186+4136
ES 1675

44' : 20148+4035
TDT2118

44' : 20168+4158
ES 1568AB

45' : 20133+4038
GRV 324

48' : 20181+4044
STF2666AB

48' : 20155+4030
A 390

50' : 20144+4206
STT 403AB

53' : 20197+4108
STTA205

55' : 20111+4048
TDT2057

55' : 20158+4024
TDS1055

56' : 20177+4030
HDS2897

58' : 20111+4131
HJ 1491

59' : 20184+4033
ARN 49

59' : 20133+4214
COU2638

60' : 20142+4216
TDT2110

60' : 20169+4022
BU 661AB



Selections
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Binocular doubles
Binary Systems
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Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20151+4118 A 387 AB (HD 192803)

 
 
20h 15m 08.10s +41° 17' 55.4" P.A. 151.00 sep 5.1 mag 7.90,11.48 Sp B9II-III dist. 1219.51 pc (3978.04 l.y.)
 
 
Coord 2000 20151+4118 Discov num A   387 Comp AB Coord arcsec 2000 20 15 08.10 +41 17 55.4
Date first 1902 Date last 2016 Obs 12
Pa first 152 Pa last 151 P.A. Now (θ) 151°
Sep first 4.9 Sep last 5.08 Sep. Now (ρ) 5.08"
Mag pri 7.90 Mag sec 11.48 delta mag (ΔM) 3.58 Spectral class B9II-III (blue-white)
Pri motion ra +000 Sec motion ra +001
Pri motion dec -002 Sec motion dec -005
Notes N (See Notes)
rPM=0.62
Nature of this double is uncertain.
 
 
20151+4118 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 192803 49365 20 15 08 +41 17 55 A 387 AB 2016 12 151 5.1 7.90 11.48 3.58 <===
Show 49365 20 15 08 +41 17 55 A 387 AC 2016 12 222 21.6 7.90 10.75 2.85
Show 20 15 07 +41 17 39 A 387 CD 2016 8 19 9.0 10.75 13.00 2.25
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 192803 Constellation Cygnus SAO 49365 HIP 99813
Tycho2 3159-00995-1 Gaia DR2 2062620699174311296 HD 192803 BD BD+40 4077
Distance 1219.51 Distance ly 3978.04
 
 
WDS 20151+4118 A 387 AB (HD 192803) : NOTES
 
 
discov_num notes refcode
A 387 A 7" faint pair is in the field about 22" from A in 220@. A__1932a
 
 
REFERENCES
 
 
refcode metd author reference
A__1932a Ma - Aitken, R.G. 1932QB821.A43......
A__1932a Aitken Double Star Catalogue, 1932
 
 
DISCOVERER
 
 
idgroup discov author
1 A Aitken, R.G.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20151+4118 A 387 AB 2006 7 150 5.3 7.90 11.48 B9II-III N D 201508.10+411755.4
20151+4118 A 387 AB 2016 8 151 5.1 7.90 11.48 B9II-III N 201508.10+411755.4

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

 
 
WDS 20151+4118 A 387 AB (HD 192803) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20151+4118 A 387 AB (HD 192803) : MEASURES
 
 
No records found.

 
 
WDS 20151+4118 (HD 192803) : VIRTUAL EYEPIECE
 
 

20151+4118 A 387A mag 7.9 Sp B9II 20151+4118 A 387B sep 4.8 P.A. 157.40 mag 11.48 Sp III 20151+4118 A 387C sep 21.8 P.A. 221.30 mag 10.75 20151+4118 A 387D sep 14.5 P.A. 237.00 mag 13 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 20151+4118 (HD 192803) : ALADIN DSS IMAGE @ 20h 15m 08.10s +41° 17' 55.4"
 
 
 
 
WDS 20151+4118 A 387 AB (HD 192803) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20151+4118 A 387AB distance=0' 20151+4118 A 387CD distance=1' 20143+4115 COU2639 distance=10' 20144+4112 TDT2112 distance=10' 20171+4127 ARN 97 distance=23' 20138+4055 TDT2106 distance=28' 20144+4048 TDT2113 distance=32' 20137+4050 DOO 13 distance=32' 20181+4122 ES 1674 distance=34' 20185+4123 TDT2154 distance=38' 20187+4113 COU2640 distance=41' 20136+4040 TDT2104 distance=43' 20186+4136 ES 1675 distance=43' 20148+4035 TDT2118 distance=44' 20168+4158 ES 1568AB distance=44' 20168+4158 ES 1568BC distance=44' 20133+4038 GRV 324 distance=45' 20181+4044 CHR 96Aa,Ab distance=48' 20181+4044 STF2666AB distance=48' 20181+4044 STF2666AC distance=48' 20181+4044 TAR 5AD distance=48' 20155+4030 A 390 distance=48' 20181+4044 STF2666CD distance=49' 20144+4206 STT 403AB distance=50' 20144+4206 STF2657AC distance=50' 20197+4108 STTA205 distance=53' 20111+4048 TDT2057 distance=55' 20158+4024 TDS1055 distance=55' 20177+4030 HDS2897 distance=56' 20111+4131 HJ 1491 distance=58' 20184+4033 ARN 49 distance=59' 20133+4214 COU2638 distance=59' 20142+4216 TDT2110 distance=60' 20169+4022 BU 661AB distance=60' 20169+4022 BU 661AC distance=60' 20110+4041 KPP1897 distance=60' 20205+4122 LI 5AB distance=61' 20205+4122 FAB 15AC distance=61' 20205+4127 LI 4 distance=61' 20197+4151 MMA 3 distance=61' 20097+4130 HDS2871 distance=62' 20170+4017 CNT 5 distance=65' 20176+4020 BRT2259 distance=65' 20097+4149 TDT2037 distance=68' 20212+4128 A 287 distance=69' 20097+4046 BRT2254 distance=70' 20107+4208 COU2637 distance=71' 20163+4007 MLB1013 distance=72' 20099+4200 CVR 219 distance=72' 20215+4127 TDT2203 distance=72' 20158+4233 ES 1567 distance=77' 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 20151+4118 A 387 AB 151 5.1
Show 20151+4118 A 387 AC 222 21.6
Show 20151+4118 A 387 CD 19 9.0 1
Show 20143+4115 COU2639 244 0.4 10
Show 20144+4112 TDT2112 64 0.6 10
Show 20171+4127 ARN 97 220 12.8 23
Show 20138+4055 TDT2106 358 0.5 28
Show 20144+4048 TDT2113 181 0.5 32
Show 20137+4050 DOO 13 258 3.0 32
Show 20181+4122 ES 1674 125 4.9 34
Show 20185+4123 TDT2154 311 0.5 38
Show 20187+4113 COU2640 265 0.5 41
Show 20136+4040 TDT2104 161 0.9 43
Show 20186+4136 ES 1675 324 2.2 43
Show 20148+4035 TDT2118 312 0.4 44
Show 20168+4158 ES 1568 AB 292 12.8 44
Show 20168+4158 ES 1568 BC 187 2.3 44
Show 20133+4038 GRV 324 252 7.7 45
Show 20181+4044 CHR 96 Aa,Ab 151 0.1 48
Show 20181+4044 STF2666 AB 245 2.8 48
Show 20181+4044 STF2666 AC 207 34.0 48
Show 20181+4044 TAR 5 AD 181 49.6 48
Show 20155+4030 A 390 328 0.8 48
Show 20181+4044 STF2666 CD 142 24.1 49
Show 20144+4206 STT 403 AB 170 0.9 50
Show 20144+4206 STF2657 AC 32 11.6 50
Show 20197+4108 STTA205 321 45.5 53
Show 20111+4048 TDT2057 14 1.3 55
Show 20158+4024 TDS1055 163 0.9 55
Show 20177+4030 HDS2897 273 0.3 56
Show 20111+4131 HJ 1491 297 4.8 58
Show 20184+4033 ARN 49 313 30.2 59
Show 20133+4214 COU2638 48 1.8 59
Show 20142+4216 TDT2110 178 4.5 60
Show 20169+4022 BU 661 AB 69 12.3 60
Show 20169+4022 BU 661 AC 217 111.7 60
Show 20110+4041 KPP1897 323 14.9 60
Show 20205+4122 LI 5 AB 145 8.8 61
Show 20205+4122 FAB 15 AC 203 19.5 61
Show 20205+4127 LI 4 333 8.9 61
Show 20197+4151 MMA 3 105 11.0 61
Show 20097+4130 HDS2871 228 0.2 62
Show 20170+4017 CNT 5 331 5.9 65
Show 20176+4020 BRT2259 29 1.4 65
Show 20097+4149 TDT2037 21 2.8 68
Show 20212+4128 A 287 132 1.5 69
Show 20097+4046 BRT2254 72 3.6 70
Show 20107+4208 COU2637 121 0.5 71
Show 20163+4007 MLB1013 160 4.0 72
Show 20099+4200 CVR 219 210 113.2 72
Show 20215+4127 TDT2203 225 0.7 72

 
 
WDS 20151+4118 : COMPONENTS
 
 
  A B C
B pa=157.4°
sep=4.81"
 
C pa=221.3°
sep=21.84"
pa=233.7°
sep=20.20"
 
D pa=237.0°
sep=14.51"
pa=256.2°
sep=14.44"
pa=14.8°
sep=8.80"
 
 
20151+4118 A
 
 
Name HD 192803 Coord arcsec 2000 201508.10+411755.4 Mag 7.9 Spectral class B9II (blue-white)
PmRA 0.00 PmDE -2.0 SAO 49365 HIP 99813
Tycho2 3159-00995-1 HD 192803 BD BD+40 4077
Tycho2
Tycho2 3159-00995-1 Pflag RAmdeg 303.78376690 DEmdeg 41.29872626
PmRA 0.3 PmDE -2.2 E RAmdeg 4 E DEmdeg 4
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.50 EpDEm 1991.50
Num 8 Q RAmdeg 1.5 Q DEmdeg 3.5 Q pmRA 1.6
Q pmDE 3.6 BTmag 7.910 E BTmag 0.015 VTmag 7.898
E VTmag 0.011 Prox 52 TYC T HIP 99813
CCDM A RAdeg 303.78376556 DEdeg 41.29873194 EpRA 1990 1.69
EpDE 1990 1.68 E RAdeg 4.4 E DEdeg 4.4 Posflg
Corr 0.0
SAO
SAO 49365 DelFlag RA1950 PmRA1950 0.0014
DE1950 PmDE1950 0.001 Vmag 7.6 SpType A0
Double code Source 4 CatNum 1864 DM BD+40 4077
DMcomp BDsup HD 192803 M HD 0
GC RA1950rad 5.29439465 DE1950rad 0.71811333 PmRA2000 0.0017
PmDE2000 -0.001
Hipparcos
Catalog H HIP 99813 Proxy H RAhms 20 15 08.10
DEdms +41 17 55.4 Vmag 7.87 VarFlag R Vmag G
RAdeg 303.784 DEdeg 41.2987 AstroRef A Plx 1.41
CCDM 20151+4118 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual D M HIP AB
Theta 151 Rho 5.188 HD 192803 BD BD+40 4077
CD CP Dm number +40 4077 VIred 0.02
SpType A0 R SpType Coord arcsec 2000 201508.10+411755.4
Hipparcos 2
HIP 99813 Sn 15 So 3 Nc 2
RArad 5.3020269141 DErad 0.7207988195 Plx 0.82 PmRA 0.14
PmDE -4.69 E RArad 0.47 E DErad 0.55 E Plx 0.63
E pmRA 0.54 E pmDE 0.61 Hpmag 7.8763 E Hpmag 0.0015
SHp 0.013 VA 0 BV 0.03 E BV 0.015
VI 0.02
CCDM
Ccdm 20151+4118 RComp Comp A Note1
Note2 Discov num DRAs 2.11 DDEs -5.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.7 Sp A0 PmNote *
PmRA -2 PmDE -11 Dm number +40 4077 Cat1 BD
Name2 +41 1864 Cat2 AGK2/3 HD 192803 M HD
ADS BDS A13595 M ADS BDS N IDS IDS 20116N4100A
HIC 99813
 
 
20151+4118 B
 
 
Coord arcsec 2000 201508.26+411751.0 Mag 11.48 Spectral class III PmRA 1.00
PmDE -5.0 Calc delta mag 3.58 Calc coord yes
CCDM
Ccdm 20151+4118 RComp Comp B Note1
Note2 Discov num A 387 DRAs DDEs
R dRAs Year 1902 Theta 151 Rho 4.9
Obs 3 Vmag 13.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13595 M ADS BDS N N IDS IDS 20116N4100B
HIC 99813
 
 
20151+4118 C
 
 
Coord arcsec 2000 201506.82+411739.0 Coord calc 201506.82+411739.0 Mag 10.75 PmRA 7.00
PmDE 5.0 Calc delta mag 2.85
 
 
20151+4118 D
 
 
Coord arcsec 2000 201507.02+411747.5 Mag 13 Calc delta mag 5.1 Calc coord yes