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Current system
20034+6330
STF 2632


Nearby doubles
18' : 20010+6323
STI 940

20' : 20056+6342
STF2642AB

20' : 20052+6346
BU 470

26' : 20047+6353
STF2640AB

36' : 20086+6328
STI 948

37' : 19579+6326
HU 955

38' : 20085+6346
STI 947

39' : 19579+6258
HJ 2923AB

42' : 20012+6409
UC 4066

42' : 20035+6412
TDT1939

48' : 19567+6346
VAT 5

48' : 19567+6347
DAM 311

48' : 19563+6337
UC 4055

56' : 19573+6253
HDS2841

60' : 19545+6330
STI 935

65' : 20042+6434
BU 1479

66' : 20043+6225
STI 943

67' : 20102+6419
STI 950

69' : 20023+6438
STTA200AB

70' : 19582+6430
UC 4059

70' : 19546+6408
AG 394

71' : 19528+6337
MLR 51

71' : 20081+6227
STI 946

73' : 19530+6352
HU 954

73' : 20080+6225
BVD 335

73' : 20137+6353
LDS2449



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

20034+6330 STF 2632

 
 
20h 03m 22.79s +63° 30' 01.5" P.A. 299.00 sep 26.2 mag 10.08,11.43 Sp F8
 
 
Coord 2000 20034+6330 Discov num STF2632 Comp Coord arcsec 2000 20 03 22.79 +63 30 01.5
Date first 1911 Date last 2015 Obs 13
Pa first 298 Pa last 298.5 P.A. Now (θ) 298.5°
Sep first 26.6 Sep last 26.203 Sep. Now (ρ) 26.203"
Mag pri 10.08 Mag sec 11.43 delta mag (ΔM) 1.35 Spectral class F8 (yellow-white)
Pri motion ra +004 Sec motion ra +002
Pri motion dec -003 Sec motion dec -003
Notes
rPM=0.4
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco Tycho2 4236-01821-1 Gaia DR2 2244286099117687296
 
 
WDS 20034+6330 STF 2632 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
STFA (F. Struve DD - Appendix list #1) ...................
STFB (F. Struve DD - Appendix list #2) ...................
StF1833A Ma - Struve, F.G.W. 1833MmRAS...5...13H
StF1833A +Mc cited by Herschel (MemRAS 5, 13, 1833)
StF1833B Ma - Struve, F.G.W. 1833AN.....10..389B
StF1833B cited by Bessel (AN 10, 389, 1833)
StF1837 Ma - Struve, F.G.W. 1837AN.....14...249
StF1837 Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837 (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A Ma - Struve, F.G.W. 1844QB43.S66.......
StF1844A cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A Ma - Struve, F.G.W. .
StF1852A cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A Ma - Struve, F.G.W. 1865AN.....64...81E
StF1865A cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A Ma - Struve, F.G.W. 1875AN.....85..323D
StF1875A cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878 Ma - Struve, F.G.W. .
StF1878 Pulkova Observations 9, 1878
StF1878B Ma - Struve, F.G.W. 1878Obs.....2..239G
StF1878B cited by Gledhill (Obs 2, 239, 1878)
StF1880A Ma - Struve, F.G.W. 1880Obs.....3..535G
StF1880A cited by Gledhill (Obs 3, 535, 1880)
StF1906A Ma - Struve, F.G.W. 1906QB821.B972.....
StF1906A cited in BDS (Burnham Double Star Cat.), 1906
StF1906B Ma - Struve, F.G.W. 1906MmRAS..56....1L
StF1906B cited by Lewis (MemRAS 56, 1, 1906)
StF1922A Ma - Struve, F.G.W. 1922AN....216...49R
StF1922A cited by Rabe (AN 216, 49, 1922)
StF1932A Ma - Struve, F.G.W. 1932QB821.A43......
StF1932A cited in ADS (Aitken Double Star Cat.), 1932
StF2002 - - Weis, J.
StF2002 F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002 USNO Library : QB 821 .S8 W49 2002
StF2022 - - email note from Jan Weis: 6 July 2022
StF9999 Ma - Struve, F.G.W. ...................
StF9999 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
20034+6330 STF2632 1999 7 298 26.2 10.08 11.43 200322.79+633001.5
20034+6330 STF2632 2003 8 299 26.2 10.08 11.43 F8 200322.79+633001.5
20034+6330 STF2632 2010 9 298 26.2 10.08 11.43 F8 200322.79+633001.5
20034+6330 STF2632 2015 10 299 26.2 10.08 11.43 F8 200322.79+633001.5

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

 
 
WDS 20034+6330 STF 2632 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20034+6330 STF 2632 : MEASURES
 
 
No records found.

 
 
WDS 20034+6330 : VIRTUAL EYEPIECE
 
 

20034+6330 STF2632A mag 10.08 Sp F8 20034+6330 STF2632B sep 16.2 P.A. 320.60 mag 11.43 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20034+6330 : ALADIN DSS IMAGE @ 20h 03m 22.79s +63° 30' 01.5"
 
 
 
 
WDS 20034+6330 STF 2632 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20034+6330 STF2632 distance=0' 20010+6323 STI 940 distance=18' 20056+6342 STF2642AB distance=20' 20056+6342 STF2642AC distance=20' 20052+6346 BU 470 distance=20' 20047+6353 STF2640AB distance=26' 20047+6353 STF2640AC distance=26' 20086+6328 STI 948 distance=36' 19579+6326 HU 955 distance=37' 20085+6346 STI 947 distance=38' 19579+6258 HJ 2923AB distance=39' 20012+6409 UC 4066 distance=42' 20035+6412 TDT1939 distance=42' 19567+6346 VAT 5 distance=48' 19567+6347 DAM 311 distance=48' 19563+6337 UC 4055 distance=48' 19579+6258 BU 9035CD distance=50' 19573+6253 HDS2841 distance=56' 19545+6330 STI 935 distance=60' 20042+6434 BU 1479 distance=65' 20043+6225 STI 943 distance=66' 20102+6419 STI 950 distance=67' 20023+6438 STTA200AB distance=69' 20023+6438 STTA200AC distance=69' 19582+6430 UC 4059 distance=70' 19546+6408 AG 394 distance=70' 19528+6337 MLR 51 distance=71' 20081+6227 STI 946 distance=71' 19530+6352 HU 954 distance=73' 20080+6225 BVD 335 distance=73' 20137+6353 LDS2449 distance=73' 20014+6217 MLR 13 distance=75' 20030+6215 STI 942 distance=76' 19547+6240 UC 4052 distance=78' 20067+6214 TOR 22 distance=78' 20015+6449 H 6 38AB distance=81' 19528+6411 STF2604 distance=81' 20097+6220 ES 1853 distance=82' 20119+6431 STF2660 distance=83' 20019+6207 TDT1923 distance=84' 20129+6236 STI 954 distance=85' 19510+6353 UC 4038 distance=86' 19508+6400 STI 931 distance=89' 20154+6412 MLR 60AB distance=90' 20154+6412 LDS5245AC distance=90' 20154+6412 SHY 772AD distance=90' 19506+6359 TDT1797 distance=90' 19532+6233 MLR 12 distance=91' 20142+6429 STI 958 distance=93' 20089+6205 STF2652 distance=94' 20109+6211 LDS2789 distance=94' 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 20034+6330 STF2632 299 26.2
Show 20010+6323 STI 940 69 14.1 18
Show 20056+6342 STF2642 AB 191 1.8 20
Show 20056+6342 STF2642 AC 34 68.6 20
Show 20052+6346 BU 470 210 2.6 20
Show 20047+6353 STF2640 AB 14 5.7 26
Show 20047+6353 STF2640 AC 81 153.0 26
Show 20086+6328 STI 948 321 17.9 36
Show 19579+6326 HU 955 338 3.0 37
Show 20085+6346 STI 947 320 11.1 38
Show 19579+6258 HJ 2923 AB 351 28.5 39
Show 20012+6409 UC 4066 95 15.8 42
Show 20035+6412 TDT1939 330 0.8 42
Show 19567+6346 VAT 5 215 6.4 48
Show 19567+6347 DAM 311 70 9.5 48
Show 19563+6337 UC 4055 134 61.1 48
Show 19579+6258 BU 9035 CD 237 47.2 50
Show 19573+6253 HDS2841 21 0.1 56
Show 19545+6330 STI 935 31 11.0 60
Show 20042+6434 BU 1479 46 43.0 65
Show 20043+6225 STI 943 78 13.5 66
Show 20102+6419 STI 950 200 6.5 67
Show 20023+6438 STTA200 AB 332 98.9 69
Show 20023+6438 STTA200 AC 190 27.0 69
Show 19582+6430 UC 4059 43 8.6 70
Show 19546+6408 AG 394 274 22.1 70
Show 19528+6337 MLR 51 243 1.3 71
Show 20081+6227 STI 946 302 5.3 71
Show 19530+6352 HU 954 214 0.1 73
Show 20080+6225 BVD 335 39 9.7 73
Show 20137+6353 LDS2449 165 24.9 73
Show 20014+6217 MLR 13 231 0.3 75
Show 20030+6215 STI 942 93 9.4 76
Show 19547+6240 UC 4052 95 85.4 78
Show 20067+6214 TOR 22 316 14.9 78
Show 20015+6449 H 6 38 AB 171 193.1 81
Show 19528+6411 STF2604 182 28.0 81
Show 20097+6220 ES 1853 293 4.3 82
Show 20119+6431 STF2660 166 22.3 83
Show 20019+6207 TDT1923 141 2.5 84
Show 20129+6236 STI 954 286 9.4 85
Show 19510+6353 UC 4038 338 11.4 86
Show 19508+6400 STI 931 19 15.9 89
Show 20154+6412 MLR 60 AB 173 0.2 90
Show 20154+6412 LDS5245 AC 122 20.0 90
Show 20154+6412 SHY 772 AD 247 999.9 90
Show 19506+6359 TDT1797 168 0.8 90
Show 19532+6233 MLR 12 222 0.7 91
Show 20142+6429 STI 958 6 7.3 93
Show 20089+6205 STF2652 211 0.3 94
Show 20109+6211 LDS2789 197 22.6 94

 
 
WDS 20034+6330 : COMPONENTS
 
 
  A
B pa=320.6°
sep=16.18"
 
 
20034+6330 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 200322.79+633001.5 Mag 10.08 Spectral class F8 (yellow-white)
PmRA 4.00 PmDE -3.0 Tycho2 4236-01821-1
Tycho2
Tycho2 4236-01821-1 Pflag RAmdeg 300.84497403 DEmdeg 63.50044138
PmRA 0.2 PmDE -6.3 E RAmdeg 25 E DEmdeg 27
E pmRA 3.7 E pmDE 3.7 EpRAm 1991.12 EpDEm 1991.01
Num 3 Q RAmdeg 1.2 Q DEmdeg 1.4 Q pmRA 1.2
Q pmDE 1.5 BTmag 11.532 E BTmag 0.066 VTmag 10.081
E VTmag 0.032 Prox 262 TYC T HIP
CCDM RAdeg 300.84497278 DEdeg 63.50045611 EpRA 1990 1.69
EpDE 1990 1.68 E RAdeg 24.9 E DEdeg 26.9 Posflg
Corr 0.0
 
 
20034+6330 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200321.25+633014.0 Mag 11.43 PmRA 2.00
PmDE -3.0 Tycho2 4236-01668-1 Calc delta mag 1.35 Calc coord yes
Tycho2
Tycho2 4236-01668-1 Pflag RAmdeg 300.83072945 DEmdeg 63.50396163
PmRA 2.9 PmDE -3.8 E RAmdeg 53 E DEmdeg 60
E pmRA 3.8 E pmDE 3.9 EpRAm 1989.14 EpDEm 1988.53
Num 3 Q RAmdeg 0.6 Q DEmdeg 0.6 Q pmRA 0.6
Q pmDE 0.6 BTmag 11.932 E BTmag 0.098 VTmag 11.428
E VTmag 0.095 Prox 262 TYC HIP
CCDM RAdeg 300.83071444 DEdeg 63.50397028 EpRA 1990 1.67
EpDE 1990 1.68 E RAdeg 54.2 E DEdeg 61.1 Posflg
Corr 0.0