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Doubles in session


Current system
20154+0042
HWE 100 AB
HD 192542


Nearby doubles
18' : 20154-0025
KPP2773

28' : 20171+0038
J 2701

30' : 20147+0109
J 2571

32' : 20133-0041
BAL 920

36' : 20168+0111
HDS2890

38' : 20143+0009
HDS2885

39' : 20179+0040
BAL1214

43' : 20126+0052
STF2644

47' : 20181+0105
KPP 721

48' : 20122-0035
DAM 201

50' : 20186+0043
GRV 327

50' : 20121-0034
DAM 200

51' : 20120-0031
J 548

55' : 20134+0128
AG 248AB

56' : 20174+0129
A 2279

61' : 20183+0001
SKF 924

62' : 20119+0010
UC 4118

62' : 20113-0049
BU 1540AB

64' : 20120+0004
GWP2927

65' : 20197-0056
BAL 610

70' : 20196-0013
UC 4145

71' : 20113-0008
S 735

71' : 20106+0057
J 2700AB

73' : 20152+0155
BAL1552

75' : 20106+0102
DAM 197

76' : 20114+0127
BAL1546



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.

20154+0042 HWE 100 AB (HD 192542)

 
 
20h 15m 22.30s +00° 42' 22.1" P.A. 253.00 sep 1.7 mag 9.57,11.00 Sp G5
 
 
Coord 2000 20154+0042 Discov num HWE 100 Comp AB Coord arcsec 2000 20 15 22.30 +00 42 22.1
Date first 1902 Date last 1994 Obs 8
Pa first 258 Pa last 253.4 P.A. Now (θ) 253.4°
Sep first 1.8 Sep last 1.71 Sep. Now (ρ) 1.71"
Mag pri 9.57 Mag sec 11.00 delta mag (ΔM) 1.43 Spectral class G5 (yellow)
Pri motion ra +018 Sec motion ra +018
Pri motion dec +009 Sec motion dec +009
Notes
Nature of this double is uncertain.
 
 
20154+0042 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 192542 20 15 22 +00 42 22 HWE 100 AB 1994 8 253 1.7 9.57 11.00 1.43 <===
Show 20 15 22 +00 42 22 HWE 100 AC 2015 14 271 31.3 9.57 11.01 1.44
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 192542 Constellation Aquila Tycho2 0496-01289-1 Gaia DR2 4242498811579359360
HD 192542 ADS 13582
 
 
WDS 20154+0042 HWE 100 AB (HD 192542) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Hwe1876 Ma - Howe, H.A. 1876PCinO...1....1.
Hwe1876 Pub. Cincinnati Obs. #1, 1876
Hwe1877 Ma - Howe, H.A. 1877PCinO...3....1.
Hwe1877 Pub. Cincinnati Obs. #3, 1877
Hwe1878 Ma j Howe, H.A. 1878PCinO...4....1.
Hwe1878 Pub. Cincinnati Obs. #4, 1878
Hwe1879 Ma j Howe, H.A. 1879PCinO...5....1.
Hwe1879 Pub. Cincinnati Obs. #5, 1879
Hwe1882 Ma - Howe, H.A. 1882PCinO...6....1.
Hwe1882 Pub. Cincinnati Obs. #6, 1882
Hwe1906A Ma - Howe, H.A. 1906MmRAS..56....1L
Hwe1906A cited by Lewis (MemRAS 56, 1, 1906)
Hwe1932A - Howe, H.A. 1932QB821.A43......
Hwe1932A cited in ADS (Aitken Double Star Cat.), 1932
Hwe9999 Ma - Howe, H.A. ...................
Hwe9999 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
20154+0042 HWE 100 AB 1994 8 253 1.7 9.57 11.00 G5 201522.30+004222.1

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

 
 
WDS 20154+0042 HWE 100 AB (HD 192542) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20154+0042 HWE 100 AB (HD 192542) : MEASURES
 
 
No records found.

 
 
WDS 20154+0042 (HD 192542) : VIRTUAL EYEPIECE
 
 

20154+0042 HWE 100A mag 9.57 Sp G5 20154+0042 HWE 100B sep 1.7 P.A. 253.40 mag 11 20154+0042 HWE 100C sep 31.2 P.A. 270.70 mag 11.01 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 20154+0042 (HD 192542) : ALADIN DSS IMAGE @ 20h 15m 22.30s +00° 42' 22.1"
 
 
 
 
WDS 20154+0042 HWE 100 AB (HD 192542) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20154+0042 HWE 100AB distance=0' 20154-0025 KPP2773 distance=18' 20140-0052 J 551BC distance=22' 20140-0052 BU 1485BC,D distance=22' 20140-0052 ABT 15AE (Phoenicia) distance=23' 20140-0052 BU 1485A,BC (Phoenicia) distance=23' 20140-0052 JNN 246AF (Phoenicia) distance=23' 20171+0038 J 2701 distance=28' 20147+0109 J 2571 distance=30' 20133-0041 BAL 920 distance=32' 20168+0111 HDS2890 distance=36' 20143+0009 HDS2885 distance=38' 20179+0040 BAL1214 distance=39' 20126+0052 STF2644 distance=43' 20181+0105 KPP 721 distance=47' 20122-0035 DAM 201 distance=48' 20186+0043 GRV 327 distance=50' 20121-0034 DAM 200 distance=50' 20120-0031 J 548 distance=51' 20134+0128 AG 248AB distance=55' 20174+0129 A 2279 distance=56' 20183+0001 SKF 924 distance=61' 20119+0010 UC 4118 distance=62' 20113-0049 MKT 10Aa,Ab distance=62' 20113-0049 ISO 12Aa,Ac distance=62' 20113-0049 BU 1540AB distance=62' 20120+0004 GWP2927 distance=64' 20197-0056 BAL 610 distance=65' 20196-0013 UC 4145 distance=70' 20113-0008 S 735 distance=71' 20106+0057 J 2700AB distance=71' 20106+0057 DAM 196AC distance=71' 20152+0155 BAL1552 distance=73' 20106+0102 DAM 197 distance=75' 20114+0127 BAL1546 distance=76' 20102+0043 GRV 317 distance=78' 20115+0135 BAL1547 distance=79' 20167+0158 UC 250 distance=79' 20195+0133 SKF 925 distance=80' 20198+0132 TDT2172 distance=83' 20204+0118 J 555 distance=83' 20204+0119 UC 4151 distance=84' 20117+0146 HJ 906AB distance=85' 20117+0146 HJ 906AC distance=85' 20117+0146 ABH 132AD distance=85' 20117+0146 ABH 132AE distance=85' 20117+0146 ABH 132AF distance=85' 20117+0146 ABH 132AG distance=85' 20117+0146 ABH 132AH distance=85' 20134+0201 BAL1549 distance=85' 20210+0036 UC 4154 distance=85' 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 20154+0042 HWE 100 AB 253 1.7
Show 20154+0042 HWE 100 AC 271 31.3
Show 20154-0025 KPP2773 139 2.0 18
Show 20140-0052 J 551 BC 265 0.2 22
Show 20140-0052 BU 1485 BC,D 65 23.2 22
Show Phoenicia 20140-0052 ABT 15 AE 225 81.0 23
Show Phoenicia 20140-0052 BU 1485 A,BC 105 75.0 23
Show Phoenicia 20140-0052 JNN 246 AF 217 7.3 23
Show 20171+0038 J 2701 73 4.0 28
Show 20147+0109 J 2571 102 3.9 30
Show 20133-0041 BAL 920 269 16.6 32
Show 20168+0111 HDS2890 313 0.1 36
Show 20143+0009 HDS2885 132 0.2 38
Show 20179+0040 BAL1214 100 3.4 39
Show 20126+0052 STF2644 205 2.6 43
Show 20181+0105 KPP 721 272 6.4 47
Show 20122-0035 DAM 201 358 6.9 48
Show 20186+0043 GRV 327 143 43.8 50
Show 20121-0034 DAM 200 211 4.2 50
Show 20120-0031 J 548 139 4.1 51
Show 20134+0128 AG 248 AB 11 3.4 55
Show 20174+0129 A 2279 301 4.5 56
Show 20183+0001 SKF 924 259 35.7 61
Show 20119+0010 UC 4118 28 58.2 62
Show 20113-0049 MKT 10 Aa,Ab 88 0.0 62
Show 20113-0049 ISO 12 Aa,Ac 44 1.0 62
Show 20113-0049 BU 1540 AB 259 115.8 62
Show 20120+0004 GWP2927 150 9.8 64
Show 20197-0056 BAL 610 85 11.3 65
Show 20196-0013 UC 4145 183 38.5 70
Show 20113-0008 S 735 211 56.4 71
Show 20106+0057 J 2700 AB 179 6.1 71
Show 20106+0057 DAM 196 AC 73 7.5 71
Show 20152+0155 BAL1552 243 4.9 73
Show 20106+0102 DAM 197 164 4.9 75
Show 20114+0127 BAL1546 95 17.5 76
Show 20102+0043 GRV 317 46 45.1 78
Show 20115+0135 BAL1547 46 5.8 79
Show 20167+0158 UC 250 251 25.2 79
Show 20195+0133 SKF 925 87 39.9 80
Show 20198+0132 TDT2172 230 0.4 83
Show 20204+0118 J 555 274 2.5 83
Show 20204+0119 UC 4151 95 33.2 84
Show 20117+0146 HJ 906 AB 156 13.3 85
Show 20117+0146 HJ 906 AC 348 34.7 85
Show 20117+0146 ABH 132 AD 142 60.1 85
Show 20117+0146 ABH 132 AE 132 78.8 85
Show 20117+0146 ABH 132 AF 40 86.7 85
Show 20117+0146 ABH 132 AG 32 62.0 85
Show 20117+0146 ABH 132 AH 235 57.4 85
Show 20134+0201 BAL1549 228 17.1 85

 
 
WDS 20154+0042 : COMPONENTS
 
 
  A B
B pa=253.4°
sep=1.71"
 
C pa=270.7°
sep=31.25"
pa=271.7°
sep=29.62"
 
 
20154+0042 A
 
 
Name HD 192542 Coord arcsec 2000 201522.30+004222.1 Mag 9.57 Spectral class G5 (yellow)
PmRA 18.00 PmDE 9.0 Tycho2 0496-01289-1 HD 192542
ADS 13582 DM BD+00 4453
Tycho2
Tycho2 0496-01289-1 Pflag P RAmdeg 303.84296179 DEmdeg 0.70614231
PmRA 17.7 PmDE 8.8 E RAmdeg 14 E DEmdeg 15
E pmRA 1.4 E pmDE 1.4 EpRAm 1990.23 EpDEm 1989.85
Num 5 Q RAmdeg 0.9 Q DEmdeg 0.9 Q pmRA 0.9
Q pmDE 1.0 BTmag 10.774 E BTmag 0.036 VTmag 9.568
E VTmag 0.020 Prox 16 TYC T HIP
CCDM RAdeg 303.84299972 DEdeg 0.70614222 EpRA 1990 1.43
EpDE 1990 1.32 E RAdeg 14.3 E DEdeg 15.1 Posflg D
Corr -0.3
CCDM
Ccdm 20154+0042 RComp Comp A Note1
Note2 Discov num DRAs -1.70 DDEs 21.2
R dRAs 10 Year Theta Rho
Obs 3 Vmag 9.1 Sp G5 PmNote *
PmRA 21 PmDE 0 Dm number +00 4453 Cat1 BD
Name2 +00 2480 Cat2 AGK2/3 HD 192542 M HD
ADS BDS A13582 M ADS BDS N IDS IDS 20103N0024A
HIC
 
 
20154+0042 B
 
 
Coord arcsec 2000 201522.19+004221.6 Mag 11 PmRA 18.00 PmDE 9.0
Tycho2 0496-01282-1 Calc delta mag 1.43 Calc coord yes
Tycho2
Tycho2 0496-01282-1 Pflag RAmdeg 303.83432607 DEmdeg 0.70629201
PmRA 17.2 PmDE 9.9 E RAmdeg 37 E DEmdeg 30
E pmRA 1.6 E pmDE 1.5 EpRAm 1983.60 EpDEm 1982.58
Num 4 Q RAmdeg 0.3 Q DEmdeg 1.5 Q pmRA 0.2
Q pmDE 1.5 BTmag 11.926 E BTmag 0.084 VTmag 11.008
E VTmag 0.060 Prox 298 TYC T HIP
CCDM RAdeg 303.83428611 DEdeg 0.70625389 EpRA 1990 1.43
EpDE 1990 1.34 E RAdeg 40.9 E DEdeg 43.2 Posflg
Corr -0.3
CCDM
Ccdm 20154+0042 RComp Comp B Note1
Note2 Discov num HDO DRAs DDEs
R dRAs Year 1902 Theta 257 Rho 1.6
Obs 7 Vmag 10.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13582 M ADS BDS N IDS IDS 20103N0024B
HIC
 
 
20154+0042 C
 
 
Coord arcsec 2000 201520.22+004222.5 Mag 11.01 PmRA 20.00 PmDE 10.0
Calc delta mag 1.44 Calc coord yes
CCDM
Ccdm 20154+0042 RComp Comp C Note1
Note2 Discov num HDO DRAs DDEs
R dRAs Year 1879 Theta 272 Rho 31.3
Obs 7 Vmag 10.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13582 M ADS BDS N IDS IDS 20103N0024C
HIC