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Doubles in session


Current system
17445-1303
HO 421


Nearby doubles
26' : 17459-1318
SKF 306

32' : 17464-1318
STF2204

48' : 17472-1237
GWP2737

59' : 17424-1353
BVD 123

62' : 17404-1249
KPP2768

63' : 17404-1319
HU 182

63' : 17481-1337
GWP2738

71' : 17398-1244
ALD 65

78' : 17403-1352
NSN 141

82' : 17395-1339
HO 418

90' : 17502-1339
LDS5856

95' : 17415-1427
HU 183

99' : 17378-1315
CVN 56AB

108' : 17466-1445
LSC 76

112' : 17518-1336
HU 188

117' : 17524-1300
LDS5857

123' : 17491-1120
RST3984

124' : 17528-1319
HJ 4993

127' : 17515-1417
RST3985

131' : 17531-1339
HU 189

144' : 17540-1229
KPP2417

144' : 17355-1400
HU 180

146' : 17399-1511
FOX 206

147' : 17464-1526
FOX 21

150' : 17384-1504
HLD 31

153' : 17458-1533
FOX 207



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.

17445-1303 HO 421

 
 
17h 44m 28.75s -13° 02' 45.8" P.A. 338.00 sep 5.5 mag 8.69,12.70 Sp A0V
 
 
Coord 2000 17445-1303 Discov num HO  421 Comp Coord arcsec 2000 17 44 28.75 -13 02 45.8
Date first 1892 Date last 2016 Obs 13
Pa first 340 Pa last 337.6 P.A. Now (θ) 337.6°
Sep first 5.3 Sep last 5.497 Sep. Now (ρ) 5.497"
Mag pri 8.69 Mag sec 12.70 delta mag (ΔM) 4.01 Spectral class A0V (white)
Pri motion ra -006 Sec motion ra
Pri motion dec -041 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Serpens SAO 160792 Tycho2 5668-00298-1 Gaia DR2 4149889313695335552
HD 161153
 
 
WDS 17445-1303 HO 421 : 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
17445-1303 HO 421 1998 6 339 5.5 8.69 12.70 A0V D 174428.75-130245.8
17445-1303 HO 421 2000 7 338 5.5 8.69 12.70 A0V D 174428.75-130245.8
17445-1303 HO 421 2010 8 337 4.9 8.69 12.70 A0V 174428.75-130245.8
17445-1303 HO 421 2015 9 338 5.5 8.69 12.70 A0V 174428.75-130245.8
17445-1303 HO 421 2016 13 338 5.5 8.69 12.70 A0V 174428.75-130245.8

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

 
 
WDS 17445-1303 HO 421 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17445-1303 HO 421 : MEASURES
 
 
No records found.

 
 
WDS 17445-1303 : VIRTUAL EYEPIECE
 
 

17445-1303 HO 421A mag 8.69 Sp A0V 17445-1303 HO 421B sep 5.5 P.A. 338.10 mag 12.7 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 17445-1303 : ALADIN DSS IMAGE @ 17h 44m 28.75s -13° 02' 45.8"
 
 
 
 
WDS 17445-1303 HO 421 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17445-1303 HO 421 distance=0' 17459-1318 SKF 306 distance=26' 17464-1318 STF2204 distance=32' 17472-1237 GWP2737 distance=48' 17424-1353 BVD 123 distance=59' 17404-1249 KPP2768 distance=62' 17404-1319 HU 182 distance=63' 17481-1337 GWP2738 distance=63' 17398-1244 ALD 65 distance=71' 17403-1352 NSN 141 distance=78' 17395-1339 HO 418 distance=82' 17502-1339 LDS5856 distance=90' 17415-1427 HU 183 distance=95' 17378-1315 CVN 56AB distance=99' 17378-1315 CVN 56AC distance=99' 17378-1315 CVN 56AD distance=99' 17378-1315 CVN 56AE distance=99' 17378-1315 CVN 56AF distance=99' 17378-1315 CVN 56AG distance=99' 17378-1315 CVN 56AH distance=99' 17378-1315 CVN 56AI distance=99' 17378-1315 CVN 56AJ distance=99' 17378-1315 CVN 56AK distance=99' 17378-1315 CVN 56AL distance=99' 17378-1315 CVN 56AM distance=99' 17378-1315 CVN 56AN distance=99' 17378-1315 CVN 56AO distance=99' 17378-1315 CVN 56AP distance=99' 17378-1315 CVN 56AQ distance=99' 17378-1315 CVN 56AR distance=99' 17378-1315 CVN 56AS distance=99' 17378-1315 CVN 56AT distance=99' 17378-1315 CVN 56AU distance=99' 17378-1315 CVN 56AV distance=99' 17378-1315 CVN 56AW distance=99' 17378-1315 CVN 56AX distance=99' 17378-1315 CVN 56AY distance=99' 17378-1315 CVN 56A,Za distance=99' 17378-1315 CVN 56A,Zb distance=99' 17378-1315 CVN 56A,Zc distance=99' 17378-1315 CVN 56A,Zd distance=99' 17378-1315 CVN 56A,Ze distance=99' 17378-1315 CVN 56A,Zf distance=99' 17466-1445 LSC 76 distance=108' 17518-1336 HU 188 distance=112' 17524-1300 LDS5857 distance=117' 17491-1120 RST3984 distance=123' 17528-1319 HJ 4993 distance=124' 17515-1417 RST3985 distance=127' 17531-1339 HU 189 distance=131' 17540-1229 KPP2417 distance=144' 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 17445-1303 HO 421 338 5.5
Show 17459-1318 SKF 306 33 32.3 26
Show 17464-1318 STF2204 25 14.4 32
Show 17472-1237 GWP2737 19 19.7 48
Show 17424-1353 BVD 123 270 18.5 59
Show 17404-1249 KPP2768 30 2.9 62
Show 17404-1319 HU 182 357 1.1 63
Show 17481-1337 GWP2738 154 30.3 63
Show 17398-1244 ALD 65 190 2.6 71
Show 17403-1352 NSN 141 2 1.1 78
Show 17395-1339 HO 418 281 18.5 82
Show 17502-1339 LDS5856 79 32.3 90
Show 17415-1427 HU 183 294 1.2 95
Show 17378-1315 CVN 56 AB 86 3.9 99
Show 17378-1315 CVN 56 AC 311 4.6 99
Show 17378-1315 CVN 56 AD 283 4.6 99
Show 17378-1315 CVN 56 AE 311 5.0 99
Show 17378-1315 CVN 56 AF 358 5.2 99
Show 17378-1315 CVN 56 AG 342 5.3 99
Show 17378-1315 CVN 56 AH 161 5.7 99
Show 17378-1315 CVN 56 AI 254 5.9 99
Show 17378-1315 CVN 56 AJ 167 6.7 99
Show 17378-1315 CVN 56 AK 283 7.0 99
Show 17378-1315 CVN 56 AL 20 7.2 99
Show 17378-1315 CVN 56 AM 245 7.4 99
Show 17378-1315 CVN 56 AN 85 7.9 99
Show 17378-1315 CVN 56 AO 339 8.0 99
Show 17378-1315 CVN 56 AP 184 8.0 99
Show 17378-1315 CVN 56 AQ 139 8.2 99
Show 17378-1315 CVN 56 AR 117 8.5 99
Show 17378-1315 CVN 56 AS 215 9.7 99
Show 17378-1315 CVN 56 AT 23 9.8 99
Show 17378-1315 CVN 56 AU 150 9.9 99
Show 17378-1315 CVN 56 AV 21 10.2 99
Show 17378-1315 CVN 56 AW 74 10.6 99
Show 17378-1315 CVN 56 AX 107 11.2 99
Show 17378-1315 CVN 56 AY 235 11.5 99
Show 17378-1315 CVN 56 A,Za 329 11.8 99
Show 17378-1315 CVN 56 A,Zb 171 13.6 99
Show 17378-1315 CVN 56 A,Zc 143 12.7 99
Show 17378-1315 CVN 56 A,Zd 135 15.0 99
Show 17378-1315 CVN 56 A,Ze 41 15.6 99
Show 17378-1315 CVN 56 A,Zf 53 15.7 99
Show 17466-1445 LSC 76 269 0.4 108
Show 17518-1336 HU 188 59 0.5 112
Show 17524-1300 LDS5857 63 8.8 117
Show 17491-1120 RST3984 56 3.1 123
Show 17528-1319 HJ 4993 301 19.5 124
Show 17515-1417 RST3985 122 0.4 127
Show 17531-1339 HU 189 256 1.5 131
Show 17540-1229 KPP2417 145 21.0 144

 
 
WDS 17445-1303 : COMPONENTS
 
 
  A
B pa=338.1°
sep=5.48"
 
 
17445-1303 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 174428.75-130245.8 Mag 8.69 Spectral class A0V (white)
PmRA -6.00 PmDE -41.0 SAO 160792 Tycho2 5668-00298-1
HD 161153 DM BD-12 4822
Tycho2
Tycho2 5668-00298-1 Pflag RAmdeg 266.11980205 DEmdeg -13.04606320
PmRA -7.9 PmDE -24.9 E RAmdeg 6 E DEmdeg 8
E pmRA 1.3 E pmDE 1.3 EpRAm 1991.47 EpDEm 1991.39
Num 7 Q RAmdeg 1.0 Q DEmdeg 1.4 Q pmRA 1.0
Q pmDE 1.5 BTmag 8.915 E BTmag 0.017 VTmag 8.690
E VTmag 0.014 Prox 999 TYC T HIP
CCDM RAdeg 266.11982000 DEdeg -13.04600833 EpRA 1990 1.92
EpDE 1990 2.01 E RAdeg 6.3 E DEdeg 8.1 Posflg
Corr -0.1
SAO
SAO 160792 DelFlag RA1950 PmRA1950 -0.0014
DE1950 PmDE1950 -0.016 Vmag 8.4 SpType A2
Double code Source 20 CatNum 6062 DM BD-12 4822
DMcomp BDsup HD 161153 M HD 0
GC RA1950rad 4.63236126 DE1950rad -0.22733456 PmRA2000 -0.0012
PmDE2000 -0.014
CCDM
Ccdm 17445-1303 RComp Comp A Note1
Note2 Discov num DRAs -1.38 DDEs 14.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.6 Sp A2 PmNote *
PmRA -20 PmDE -16 Dm number -12 4822 Cat1 BD
Name2 160792 Cat2 SAO HD 161153 M HD
ADS BDS A10744 M ADS BDS N IDS IDS 17388S1300A
HIC
 
 
17445-1303 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 174428.61-130240.7 Mag 12.7 Calc delta mag 4.01
Calc coord yes
CCDM
Ccdm 17445-1303 RComp Comp B Note1
Note2 Discov num HO 421 DRAs DDEs
R dRAs Year 1892 Theta 339 Rho 5.5
Obs 5 Vmag 12.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10744 M ADS BDS N IDS IDS 17388S1300B
HIC