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Doubles in session


Current system
03340+6024
STF 397
HD 21801


Nearby doubles
16' : 03321+6031
TDS2566

24' : 03350+6002
STF 400AB

28' : 03348+5958
STI 466

28' : 03360+6048
TDS2595

33' : 03297+6030
UC 46

34' : 03384+6033
ES 1816

38' : 03309+5955
ES 1220

39' : 03309+5954
ES 1219

43' : 03284+6015
A 980AB

44' : 03297+5955
HLM 2AB

45' : 03399+6017
MLR 38

46' : 03304+5948
STI 461

47' : 03291+5956
STF 385

51' : 03285+5954
STF 384AB

55' : 03411+6039
ARG 57

65' : 03253+6029
HDS 428AB

65' : 03411+6103
ES 1958

66' : 03417+5951
MLB 56

68' : 03346+5917
STI1998

69' : 03302+5922
STF 389AB

70' : 03336+5915
STI1994

71' : 03427+5958
WEB 2AB

71' : 03344+6135
TDS2585

72' : 03434+6011
STI 477

72' : 03245+6041
TDS2539

74' : 03282+6124
STI 457



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.

03340+6024 STF 397 (HD 21801)

 
 
03h 33m 59.02s +60° 24' 31.9" P.A. 42.00 sep 5.2 mag 9.33,10.46 Sp A0 dist. 12500 pc (40775 l.y.)
 
 
Coord 2000 03340+6024 Discov num STF 397 Comp Coord arcsec 2000 03 33 59.02 +60 24 31.9
Date first 1829 Date last 2016 Obs 20
Pa first 43 Pa last 42.1 P.A. Now (θ) 42.1°
Sep first 5.1 Sep last 5.196 Sep. Now (ρ) 5.196"
Mag pri 9.33 Mag sec 10.46 delta mag (ΔM) 1.13 Spectral class A0 (white)
Pri motion ra +008 Sec motion ra +013
Pri motion dec -016 Sec motion dec -013
Notes
rPM=0.317
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 21801 Constellation Camelopardalis HIP 16630 Tycho2 4062-01425-1
Gaia DR2 462372200292035328 HD 21801 ADS 2598 BD BD+59 671
Distance 12500 Distance ly 40775
 
 
WDS 03340+6024 STF 397 (HD 21801) : 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
03340+6024 STF 397 1999 12 42 5.2 9.33 10.46 A0 D 033359.02+602431.9
03340+6024 STF 397 2011 13 42 5.2 9.33 10.46 A0 D 033359.02+602431.9
03340+6024 STF 397 2016 16 43 5.2 9.33 10.46 A0 033359.02+602431.9

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

 
 
WDS 03340+6024 STF 397 (HD 21801) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 03340+6024 STF 397 (HD 21801) : MEASURES
 
 
No records found.

 
 
WDS 03340+6024 (HD 21801) : VIRTUAL EYEPIECE
 
 

03340+6024 STF 397A mag 9.33 Sp A0 03340+6024 STF 397B sep 4.2 P.A. 24.00 mag 10.46 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 03340+6024 (HD 21801) : ALADIN DSS IMAGE @ 03h 33m 59.02s +60° 24' 31.9"
 
 
 
 
WDS 03340+6024 STF 397 (HD 21801) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

03340+6024 STF 397 distance=0' 03321+6031 TDS2566 distance=16' 03350+6002 STF 400AB distance=24' 03350+6002 STF 400AB,C distance=24' 03348+5958 STI 466 distance=28' 03360+6048 TDS2595 distance=28' 03297+6030 UC 46 distance=33' 03384+6033 ES 1816 distance=34' 03309+5955 ES 1220 distance=38' 03309+5954 ES 1219 distance=39' 03284+6015 A 980AB distance=43' 03284+6015 B 2563AB,C distance=43' 03297+5955 HLM 2AB distance=44' 03297+5955 WAL 22AC distance=44' 03399+6017 MLR 38 distance=45' 03304+5948 STI 461 distance=46' 03291+5956 STF 385 distance=47' 03285+5954 STF 384AB distance=51' 03285+5954 STF 384AC distance=51' 03411+6039 ARG 57 distance=55' 03253+6029 HDS 428AB distance=65' 03253+6029 A 978AC distance=65' 03411+6103 ES 1958 distance=65' 03417+5951 MLB 56 distance=66' 03346+5917 STI1998 distance=68' 03302+5922 MCA 11Aa,Ab distance=69' 03302+5922 STF 389AB distance=69' 03302+5922 FOX9003AC distance=69' 03336+5915 STI1994 distance=70' 03427+5958 WEB 2AB distance=71' 03427+5958 WEB 2AC distance=71' 03427+5958 WEB 2AD distance=71' 03427+5958 WEB 2AE distance=71' 03344+6135 TDS2585 distance=71' 03434+6011 STI 477 distance=72' 03245+6041 TDS2539 distance=72' 03282+6124 STI 457 distance=74' 03439+6025 HDS 474 distance=74' 03428+5945 J 892 distance=77' 03406+6126 TDS2620 distance=79' 03236+6045 ES 52 distance=80' 03253+5932 ES 53 distance=84' 03265+6128 TDS2549 distance=84' 03325+5902 STI1992 distance=84' 03429+5934 A 986 distance=84' 03245+5938 STI 450 distance=85' 03319+5901 NVL 3 distance=85' 03265+5909 GIC 42 distance=95' 03245+5923 STI 451 distance=95' 03329+5850 MLR 455 distance=95' 03225+6114 STI 447 distance=98' 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 03340+6024 STF 397 42 5.2
Show 03321+6031 TDS2566 141 0.4 16
Show 03350+6002 STF 400 AB 269 1.6 24
Show 03350+6002 STF 400 AB,C 236 92.3 24
Show 03348+5958 STI 466 9 12.0 28
Show 03360+6048 TDS2595 171 0.8 28
Show 03297+6030 UC 46 16 19.6 33
Show 03384+6033 ES 1816 122 3.4 34
Show 03309+5955 ES 1220 343 4.7 38
Show 03309+5954 ES 1219 277 6.8 39
Show 03284+6015 A 980 AB 337 0.4 43
Show 03284+6015 B 2563 AB,C 194 27.2 43
Show 03297+5955 HLM 2 AB 51 5.3 44
Show 03297+5955 WAL 22 AC 55 30.9 44
Show 03399+6017 MLR 38 140 0.2 45
Show 03304+5948 STI 461 168 8.1 46
Show 03291+5956 STF 385 162 2.3 47
Show 03285+5954 STF 384 AB 273 2.0 51
Show 03285+5954 STF 384 AC 342 116.5 51
Show 03411+6039 ARG 57 317 6.0 55
Show 03253+6029 HDS 428 AB 329 0.8 65
Show 03253+6029 A 978 AC 244 2.4 65
Show 03411+6103 ES 1958 203 3.7 65
Show 03417+5951 MLB 56 308 6.7 66
Show 03346+5917 STI1998 59 7.7 68
Show 03302+5922 MCA 11 Aa,Ab 61 0.3 69
Show 03302+5922 STF 389 AB 72 2.6 69
Show 03302+5922 FOX9003 AC 208 41.2 69
Show 03336+5915 STI1994 72 8.2 70
Show 03427+5958 WEB 2 AB 98 23.4 71
Show 03427+5958 WEB 2 AC 303 34.5 71
Show 03427+5958 WEB 2 AD 36 54.8 71
Show 03427+5958 WEB 2 AE 162 168.4 71
Show 03344+6135 TDS2585 155 0.5 71
Show 03434+6011 STI 477 330 9.2 72
Show 03245+6041 TDS2539 107 1.0 72
Show 03282+6124 STI 457 156 13.6 74
Show 03439+6025 HDS 474 20 0.8 74
Show 03428+5945 J 892 229 1.6 77
Show 03406+6126 TDS2620 248 0.8 79
Show 03236+6045 ES 52 285 6.2 80
Show 03253+5932 ES 53 334 3.7 84
Show 03265+6128 TDS2549 140 0.8 84
Show 03325+5902 STI1992 237 8.0 84
Show 03429+5934 A 986 297 0.1 84
Show 03245+5938 STI 450 210 7.7 85
Show 03319+5901 NVL 3 59 542.0 85
Show 03265+5909 GIC 42 261 7.0 95
Show 03245+5923 STI 451 116 0.7 95
Show 03329+5850 MLR 455 45 0.2 95
Show 03225+6114 STI 447 330 12.7 98

 
 
WDS 03340+6024 : COMPONENTS
 
 
  A
B pa=24.0°
sep=4.22"
 
 
03340+6024 A
 
 
Componente originario normalizzato AB Name HD 21801 Coord arcsec 2000 033359.02+602431.9 Mag 9.33
Spectral class A0 (white) PmRA 8.00 PmDE -16.0 HIP 16630
Tycho2 4062-01425-1 HD 21801 ADS 2598 BD BD+59 671
Tycho2
Tycho2 4062-01425-1 Pflag RAmdeg 53.49592714 DEmdeg 60.40885023
PmRA 4.9 PmDE -19.9 E RAmdeg 12 E DEmdeg 11
E pmRA 1.8 E pmDE 1.8 EpRAm 1990.89 EpDEm 1991.13
Num 6 Q RAmdeg 2.0 Q DEmdeg 2.5 Q pmRA 1.9
Q pmDE 2.6 BTmag 9.624 E BTmag 0.022 VTmag 9.331
E VTmag 0.020 Prox 53 TYC T HIP 16630
CCDM A RAdeg 53.49590389 DEdeg 60.40889556 EpRA 1990 1.67
EpDE 1990 1.72 E RAdeg 12.1 E DEdeg 11.1 Posflg
Corr 0.2
Hipparcos
Catalog H HIP 16630 Proxy H RAhms 03 33 59.01
DEdms +60 24 32.0 Vmag 9.1 VarFlag R Vmag H
RAdeg 53.4959 DEdeg 60.4089 AstroRef A Plx 0.1
CCDM 03340+6025 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 42 Rho 5.194 HD 21801 BD BD+59 671
CD CP Dm number +59 671 VIred 0.29
SpType A0 R SpType Coord arcsec 2000 033359.01+602432.0
Hipparcos 2
HIP 16630 Sn 15 So 3 Nc 2
RArad 0.933679502 DErad 1.0543342319 Plx 0.08 PmRA 8.13
PmDE -17.71 E RArad 1.1 E DErad 1.16 E Plx 1.51
E pmRA 1.7 E pmDE 1.69 Hpmag 9.1702 E Hpmag 0.0032
SHp 0.027 VA 0 BV 0.225 E BV 0.031
VI 0.25
 
 
03340+6024 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 033359.25+602435.8 Mag 10.46 PmRA 13.00
PmDE -13.0 Tycho2 4062-01924-1 Calc delta mag 1.13 Calc coord yes
Tycho2
Tycho2 4062-01924-1 Pflag RAmdeg 53.49805356 DEmdeg 60.40991914
PmRA 17.6 PmDE -14.9 E RAmdeg 31 E DEmdeg 29
E pmRA 3.6 E pmDE 3.5 EpRAm 1990.82 EpDEm 1990.92
Num 3 Q RAmdeg 0.1 Q DEmdeg 0.7 Q pmRA 0.1
Q pmDE 0.7 BTmag 10.794 E BTmag 0.050 VTmag 10.464
E VTmag 0.049 Prox 53 TYC T HIP 16630
CCDM B RAdeg 53.49797222 DEdeg 60.40995333 EpRA 1990 1.73
EpDE 1990 1.75 E RAdeg 31.3 E DEdeg 29.0 Posflg D
Corr 0.3