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Current system
19028+3123
STF 2441 AC


Nearby doubles
21' : 19013+3132
LEP 161

22' : 19014+3138
TDT1185

27' : 19002+3122
HLM 14

44' : 19058+3105
TDT1219

47' : 19020+3210
HU 1296

47' : 18598+3055
LEP 160

51' : 19011+3210
GYL 13AB

52' : 19064+3144
HO 97AB

58' : 19063+3158
ES 2367

65' : 19058+3214
GRV 245

73' : 19009+3232
HO 92

73' : 19062+3026
STF2454AB

75' : 19040+3011
TDT1206

76' : 18569+3112
ES 2422AB

76' : 19076+3043
BKO 59AB

78' : 19079+3043
HLM 16AB

78' : 18582+3216
GYL 12AB

78' : 18579+3212
BKO 55

79' : 19081+3048
STF2467

79' : 19078+3040
STF2465

80' : 18576+3209
A 260

81' : 19051+3238
LEP 162

81' : 18589+3229
BU 649

84' : 19042+3245
BRD 4

84' : 18590+3235
MLB 757

85' : 19088+3053
HO 571AB



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

19028+3123 STF 2441 AC

 
 
19h 02m 41.26s +31° 23' 58.5" P.A. 135.00 sep 101.2 mag 7.85,11.20 Sp A3 dist. 147.06 pc (479.71 l.y.)
 
 
Coord 2000 19028+3123 Discov num STF2441 Comp AC Coord arcsec 2000 19 02 41.26 +31 23 58.5
Date first 1880 Date last 2016 Obs 18
Pa first 141 Pa last 135.3 P.A. Now (θ) 135.3°
Sep first 96.3 Sep last 101.236 Sep. Now (ρ) 101.236"
Mag pri 7.85 Mag sec 11.20 delta mag (ΔM) 3.35 Spectral class A3 (white)
Pri motion ra -009 Sec motion ra -002
Pri motion dec -009 Sec motion dec -007
Notes N (See Notes)
rPM=0.572
Nature of this double is uncertain.
 
 
19028+3123 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 177279 67730 19 02 41 +31 23 58 STF 2441 AB 2021 71 263 6.2 7.85 9.78 1.93
Show 67730 19 02 41 +31 23 58 STF 2441 AC 2016 18 135 101.2 7.85 11.20 3.35 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra SAO 67730 HIP 93514 Tycho2 2639-02247-1
Gaia DR2 2042755547716505344 HD 177279 BD BD+31 3441 Distance 147.06
Distance ly 479.71
 
 
WDS 19028+3123 STF 2441 AC : NOTES
 
 
discov_num notes refcode
STF2441 BDS 9008; H I 60 is probably same star.
H 1 60.
 
 
DISCOVERER
 
 
discov author
STF (F. Struve DD - Appendix list #1)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
19028+3123 STF2441 AC 2002 9 140 96.6 7.85 11.20 N D 190241.26+312358.5
19028+3123 STF2441 AC 2010 10 140 95.2 7.85 11.20 N D 190241.26+312358.5
19028+3123 STF2441 AC 2011 12 140 96.4 7.85 11.20 N D 190241.26+312358.5
19028+3123 STF2441 AC 2013 13 137 99.9 7.85 11.20 A3 N 190241.26+312358.5
19028+3123 STF2441 AC 2015 17 135 101.2 7.85 11.20 A3 N 190241.26+312358.5
19028+3123 STF2441 AC 2016 18 135 101.2 7.85 11.20 A3 N 190241.26+312358.5

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

 
 
WDS 19028+3123 STF 2441 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19028+3123 STF 2441 AC : MEASURES
 
 
No records found.

 
 
WDS 19028+3123 : VIRTUAL EYEPIECE
 
 

19028+3123 STF2441A mag 7.85 Sp A3 19028+3123 STF2441B sep 6.2 P.A. 262.90 mag 9.78 19028+3123 STF2441C sep 101.2 P.A. 135.30 mag 11.2 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 19028+3123 : ALADIN DSS IMAGE @ 19h 02m 41.26s +31° 23' 58.5"
 
 
 
 
WDS 19028+3123 STF 2441 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19028+3123 STF2441AC distance=0' 19013+3132 LEP 161 distance=21' 19014+3138 TDT1185 distance=22' 19002+3122 HLM 14 distance=27' 19058+3105 TDT1219 distance=44' 19020+3210 HU 1296 distance=47' 18598+3055 LEP 160 distance=47' 19011+3210 GYL 13AB distance=51' 19064+3144 HO 97AB distance=52' 19064+3144 HJ 1366AB,C distance=52' 19064+3144 HO 97AB,D distance=52' 19064+3144 FYM 93AB,E distance=52' 19064+3144 FYM 93AB,F distance=52' 19063+3158 ES 2367 distance=58' 19058+3214 GRV 245 distance=65' 19009+3232 HO 92 distance=73' 19062+3026 STF2454AB distance=73' 19062+3026 DRD 2AC distance=73' 19040+3011 TDT1206 distance=75' 18569+3112 ES 2422AB distance=76' 18569+3112 ES 2422AC distance=76' 18569+3112 ES 2422AD distance=76' 18569+3112 ES 2422AE distance=76' 19076+3043 BKO 59AB distance=76' 19076+3043 BKO 59AD distance=76' 19076+3043 BKO 59BC distance=76' 19079+3043 HLM 16AB distance=78' 19079+3043 J 2945AC distance=78' 19079+3043 ABH 110AD distance=78' 19079+3043 ABH 110AE distance=78' 19079+3043 ABH 110AF distance=78' 19079+3043 HLM 16AG distance=78' 19079+3043 ABH 110AH distance=78' 19079+3043 ABH 110AI distance=78' 19079+3043 ABH 110AJ distance=78' 19079+3043 FYM 96AK distance=78' 19079+3043 FYM 96AL distance=78' 19079+3043 FYM 96AM distance=78' 18582+3216 GYL 12AB distance=78' 18582+3216 BKO 56AC distance=78' 18579+3212 BKO 55 distance=78' 19079+3043 FYM 96KM distance=78' 19081+3048 STF2467 distance=79' 19078+3040 STF2465 distance=79' 18576+3209 A 260 distance=80' 19051+3238 LEP 162 distance=81' 18589+3229 BU 649 distance=81' 19042+3245 BRD 4 distance=84' 18590+3235 MLB 757 distance=84' 19088+3053 HO 571AB distance=85' 19088+3053 BKO 60AC 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 19028+3123 STF2441 AB 263 6.2 0
Show 19028+3123 STF2441 AC 135 101.2 0
Show 19013+3132 LEP 161 114 9.1 21
Show 19014+3138 TDT1185 114 1.9 22
Show 19002+3122 HLM 14 137 12.7 27
Show 19058+3105 TDT1219 261 0.4 44
Show 19020+3210 HU 1296 195 0.1 47
Show 18598+3055 LEP 160 63 5.4 47
Show 19011+3210 GYL 13 AB 305 35.4 51
Show 19064+3144 HO 97 AB 15 0.8 52
Show 19064+3144 HJ 1366 AB,C 58 14.5 52
Show 19064+3144 HO 97 AB,D 302 35.9 52
Show 19064+3144 FYM 93 AB,E 203 29.2 52
Show 19064+3144 FYM 93 AB,F 80 36.5 52
Show 19063+3158 ES 2367 140 6.8 58
Show 19058+3214 GRV 245 347 50.0 65
Show 19009+3232 HO 92 40 1.3 73
Show 19062+3026 STF2454 AB 288 1.4 73
Show 19062+3026 DRD 2 AC 261 31.3 73
Show 19040+3011 TDT1206 268 2.6 75
Show 18569+3112 ES 2422 AB 180 5.7 76
Show 18569+3112 ES 2422 AC 250 23.7 76
Show 18569+3112 ES 2422 AD 317 31.9 76
Show 18569+3112 ES 2422 AE 321 13.4 76
Show 19076+3043 BKO 59 AB 48 10.1 76
Show 19076+3043 BKO 59 AD 175 6.0 76
Show 19076+3043 BKO 59 BC 88 7.3 76
Show 19079+3043 HLM 16 AB 309 8.0 78
Show 19079+3043 J 2945 AC 192 9.6 78
Show 19079+3043 ABH 110 AD 78 52.6 78
Show 19079+3043 ABH 110 AE 112 64.1 78
Show 19079+3043 ABH 110 AF 288 34.0 78
Show 19079+3043 HLM 16 AG 246 55.1 78
Show 19079+3043 ABH 110 AH 316 91.1 78
Show 19079+3043 ABH 110 AI 25 55.8 78
Show 19079+3043 ABH 110 AJ 225 83.0 78
Show 19079+3043 FYM 96 AK 140 43.7 78
Show 19079+3043 FYM 96 AL 222 57.0 78
Show 19079+3043 FYM 96 AM 130 39.2 78
Show 18582+3216 GYL 12 AB 146 20.3 78
Show 18582+3216 BKO 56 AC 19 11.3 78
Show 18579+3212 BKO 55 161 15.2 78
Show 19079+3043 FYM 96 KM 11 8.1 78
Show 19081+3048 STF2467 262 10.5 79
Show 19078+3040 STF2465 249 1.2 79
Show 18576+3209 A 260 246 0.9 80
Show 19051+3238 LEP 162 243 4.5 81
Show 18589+3229 BU 649 1 1.8 81
Show 19042+3245 BRD 4 310 2.6 84
Show 18590+3235 MLB 757 121 5.2 84
Show 19088+3053 HO 571 AB 214 12.4 85

 
 
WDS 19028+3123 : COMPONENTS
 
 
  A B
B pa=262.9°
sep=6.23"
 
C pa=135.3°
sep=101.24"
pa=132.6°
sep=105.16"
 
 
19028+3123 A
 
 
Name HD 177279 Coord arcsec 2000 190241.26+312358.5 Mag 7.85 Spectral class A3 (white)
PmRA -9.00 PmDE -9.0 SAO 67730 HIP 93514
Tycho2 2639-02247-1 HD 177279 GC 26200 BD BD+31 3441
Tycho2
Tycho2 2639-02247-1 Pflag RAmdeg 285.67198223 DEmdeg 31.39955991
PmRA 21.1 PmDE -10.3 E RAmdeg 5 E DEmdeg 5
E pmRA 3.2 E pmDE 2.7 EpRAm 1991.37 EpDEm 1991.51
Num 4 Q RAmdeg 6.4 Q DEmdeg 0.6 Q pmRA 6.5
Q pmDE 0.7 BTmag 8.176 E BTmag 0.016 VTmag 7.852
E VTmag 0.011 Prox 60 TYC T HIP 93514
CCDM A RAdeg 285.67192417 DEdeg 31.39958389 EpRA 1990 1.43
EpDE 1990 1.63 E RAdeg 4.9 E DEdeg 4.7 Posflg
Corr 0.0
SAO
SAO 67730 DelFlag RA1950 PmRA1950 0.0001
DE1950 PmDE1950 0.004 Vmag 8.2 SpType A3
Double code Source 70 CatNum 26200 DM BD+31 3441
DMcomp BDsup HD 177279 M HD 0
GC 26200 RA1950rad 4.97759116 DE1950rad 0.54673783 PmRA2000 0.0003
PmDE2000 0.003
Hipparcos
Catalog H HIP 93514 Proxy H RAhms 19 02 41.26
DEdms +31 23 58.5 Vmag 7.68 VarFlag R Vmag G
RAdeg 285.672 DEdeg 31.3996 AstroRef A Plx 7.27
CCDM -8.47 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 267 Rho 6.033 HD BD BD+31 3441
CD CP Dm number +31 3441 VIred 0.46
SpType A3... R SpType Coord arcsec 2000 190241.26+312358.5
Hipparcos 2
HIP 93514 Sn 15 So 3 Nc 2
RArad 4.9859156772 DErad 0.5480261486 Plx 6.8 PmRA -9.02
PmDE -7.95 E RArad 0.46 E DErad 0.56 E Plx 0.69
E pmRA 0.63 E pmDE 0.75 Hpmag E Hpmag 0.0011
SHp 0.012 VA 0 BV 0.393 E BV 0.015
VI 0.46
 
 
19028+3123 B
 
 
Coord arcsec 2000 190240.78+312357.7 Mag 9.78 PmRA -15.00 PmDE -22.0
Delta magnitude 1.93 Coordinate calculated yes
 
 
19028+3123 C
 
 
Coord arcsec 2000 190246.82+312246.5 Mag 11.2 PmRA -2.00 PmDE -7.0
Delta magnitude 3.35 Coordinate calculated yes