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Doubles in session


Current system
03340+4048
ROE 76 AB
HD 21961


Nearby doubles
26' : 03361+4055
TDS 117

28' : 03321+4108
COU1516

43' : 03330+4131
TDS2573

43' : 03346+4008
MLB 822AB

44' : 03378+4046
COU1517

51' : 03331+4140
J 890

58' : 03289+4039
ES 2598AB

58' : 03335+4147
ES 1515

60' : 03286+4044
POP 174

61' : 03302+4006
ABT 4

64' : 03354+3948
MLB1064

68' : 03288+4014
POP 173

69' : 03290+4011
AG 67AB

71' : 03281+4117
COU1515

73' : 03402+4059
A 1539

81' : 03305+3939
HDS 440

81' : 03312+4204
BVD 189

84' : 03267+4110
J 889

85' : 03264+4048
CVR 440

87' : 03414+4108
TDS2628

88' : 03359+4213
ES 1516

91' : 03355+4218
BVD 36AB

94' : 03357+3919
COU1385

94' : 03421+4048
KPP1568

95' : 03362+4220
A 1535AB

95' : 03259+4025
MLB 821



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+4048 ROE 76 AB (HD 21961)

 
 
03h 33m 55.46s +40° 49' 36.5" P.A. 156.00 sep 87.3 mag 9.19,10.58 Sp F5
 
 
Coord 2000 03340+4048 Discov num ROE  76 Comp AB Coord arcsec 2000 03 33 55.46 +40 49 36.5
Date first 1895 Date last 2015 Obs 10
Pa first 153 Pa last 155.8 P.A. Now (θ) 155.8°
Sep first 84.7 Sep last 87.26 Sep. Now (ρ) 87.26"
Mag pri 9.19 Mag sec 10.58 delta mag (ΔM) 1.39 Spectral class F5 (yellow-white)
Pri motion ra -001 Sec motion ra -019
Pri motion dec +025 Sec motion dec -010
Notes
rPM=1.573
This double is not physical.
 
 
03340+4048 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 21961 38945 03 33 55 +40 49 36 ROE 76 AB 2015 10 156 87.3 9.19 10.58 1.39 <===
Show 03 33 59 +40 48 17 ROE 76 BC 2016 11 36 4.5 10.58 11.50 0.92
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 21961 Constellation Perseus SAO 38945 Tycho2 2866-01462-1
Gaia DR2 236891296333718784 HD 21961 ADS 2608
 
 
WDS 03340+4048 ROE 76 AB (HD 21961) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Roe1908 Ma - Roe, E.D. 1908AN....178..169R
Roe1908 AN 178, 169, 1908
Roe1909 Ma - Roe, E.D. 1909AN....181..285R
Roe1909 AN 181, 285, 1909
Roe1910a Ma - Roe, E.D. 1910AJ.....26...93R
Roe1910a AJ 26, 93, 1910
Roe1910b Ma j Roe, E.D. ...................
Roe1910b Journal Astronomique 1, no. 4, 25, 1910
Roe1910c Ma - Roe, E.D. 1910AN....183..197R
Roe1910c AN 183, 197, 1910
Roe1910d Ma j Roe, E.D. 1910PA.....18..354R
Roe1910d Popular Astronomy 18, 354, 1910
Roe1910e Ma j Roe, E.D. 1910PA.....18..554R
Roe1910e Popular Astronomy 18, 554, 1910
Roe1911a Ma - Roe, E.D. 1911AN....187...39R
Roe1911a AN 187, 39, 1911
Roe1911b Ma - Roe, E.D. 1911AN....188..373R
Roe1911b AN 188, 373, 1911
Roe1911c Ma - Roe, E.D. 1911AN....190..137R
Roe1911c AN 190, 137, 1911
Roe1911d Ma j Roe, E.D. 1911PA.....19..383R
Roe1911d Popular Astronomy 19, 383, 1911
Roe1914 Ma j Roe, E.D. 1914AN....199..169R
Roe1914 AN 199, 169, 1914
Roe1915 Ma - Roe, E.D. 1915AN....202..99R
Roe1915 AN 202, 99, 1915
Roe1917 Ma j Roe, E.D. 1917AN....204...21R
Roe1917 AN 204, 21, 1917
Roe1918 Ma - Roe, E.D. 1918AJ.....31..149R
Roe1918 AJ 31, 149, 1918
Roe1919a Ma j Roe, E.D. 1919AJ.....32....6R
Roe1919a AJ 32, 6, 1919
Roe1919b Ma j Roe, E.D. 1919AJ.....32...25R
Roe1919b AJ 32, 25, 1919
Roe1932A - Roe, E.D. 1932QB821.A43......
Roe1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03340+4048 ROE 76 AB 2000 5 36 4.4 9.19 10.30 033355.46+404936.5
03340+4048 ROE 76 AB 2011 6 36 4.4 9.19 10.30 033355.46+404936.5
03340+4048 ROE 76 AB 2015 9 156 87.3 9.19 10.58 F5 033355.46+404936.5

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

 
 
WDS 03340+4048 ROE 76 AB (HD 21961) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 03340+4048 ROE 76 AB (HD 21961) : MEASURES
 
 
No records found.

 
 
WDS 03340+4048 (HD 21961) : VIRTUAL EYEPIECE
 
 

03340+4048 ROE 76A mag 9.19 Sp F5 03340+4048 ROE 76B sep 87.3 P.A. 155.80 mag 10.58 Sp F5 03340+4048 ROE 76C sep 84.9 P.A. 153.60 mag 11.5 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 03340+4048 (HD 21961) : ALADIN DSS IMAGE @ 03h 33m 55.46s +40° 49' 36.5"
 
 
 
 
WDS 03340+4048 ROE 76 AB (HD 21961) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

03340+4048 ROE 76AB distance=1' 03340+4048 ROE 76BC distance=2' 03361+4055 TDS 117 distance=26' 03321+4108 COU1516 distance=28' 03330+4131 TDS2573 distance=43' 03346+4008 MLB 822AB distance=43' 03346+4008 MLB 822AC distance=43' 03378+4046 COU1517 distance=44' 03331+4140 J 890 distance=51' 03289+4039 ES 2598AB distance=58' 03335+4147 ES 1515 distance=58' 03286+4044 POP 174 distance=60' 03302+4006 ABT 4 distance=61' 03354+3948 MLB1064 distance=64' 03288+4014 POP 173 distance=68' 03288+4014 BVD 165Aa,Ab distance=68' 03290+4011 AG 67AB distance=69' 03290+4011 AG 67AC distance=69' 03281+4117 COU1515 distance=71' 03402+4059 A 1539 distance=73' 03305+3939 HDS 440 distance=81' 03312+4204 BVD 189 distance=81' 03267+4110 J 889 distance=84' 03264+4048 CVR 440 distance=85' 03414+4108 TDS2628 distance=87' 03359+4213 ES 1516 distance=88' 03355+4218 BVD 36AB distance=91' 03355+4218 FMR 20Aa,Ab distance=91' 03357+3919 COU1385 distance=94' 03421+4048 KPP1568 distance=94' 03362+4220 A 1535AB distance=95' 03259+4025 MLB 821 distance=95' 03408+4151 HDS 467 distance=99' 03270+3951 ALI1034 distance=100' 03254+4022 GMZ 20AB distance=101' 03254+4022 GMZ 20AC distance=101' 03254+4021 MLB 820 distance=101' 03251+4028 GMZ 19 distance=103' 03247+4046 A 1287 distance=105' 03352+4235 BU 788AB distance=107' 03352+4235 BU 788AC distance=107' 03250+4013 HU 1058 distance=109' 03422+4149 A 1540 distance=111' 03416+3942 ES 166 distance=112' 03347+4241 COU1689 distance=112' 03245+4014 GMZ 18 distance=113' 03280+4221 TDS2554 distance=113' 03243+4014 GMZ 17AB distance=115' 03243+4014 GMZ 17AC distance=115' 03266+3929 KO 7 distance=117' 03322+4245 HDS 446 distance=118' 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+4048 ROE 76 AB 156 87.3 1
Show 03340+4048 ROE 76 BC 36 4.5 2
Show 03361+4055 TDS 117 151 1.0 26
Show 03321+4108 COU1516 3 0.8 28
Show 03330+4131 TDS2573 31 0.8 43
Show 03346+4008 MLB 822 AB 172 5.8 43
Show 03346+4008 MLB 822 AC 41 44.2 43
Show 03378+4046 COU1517 254 0.2 44
Show 03331+4140 J 890 196 3.1 51
Show 03289+4039 ES 2598 AB 312 11.6 58
Show 03335+4147 ES 1515 303 4.5 58
Show 03286+4044 POP 174 98 8.5 60
Show 03302+4006 ABT 4 259 49.7 61
Show 03354+3948 MLB1064 307 10.4 64
Show 03288+4014 POP 173 73 3.4 68
Show 03288+4014 BVD 165 Aa,Ab 226 1.6 68
Show 03290+4011 AG 67 AB 349 23.5 69
Show 03290+4011 AG 67 AC 351 52.6 69
Show 03281+4117 COU1515 52 1.3 71
Show 03402+4059 A 1539 193 3.2 73
Show 03305+3939 HDS 440 74 0.3 81
Show 03312+4204 BVD 189 165 23.2 81
Show 03267+4110 J 889 67 2.3 84
Show 03264+4048 CVR 440 261 9.6 85
Show 03414+4108 TDS2628 295 1.4 87
Show 03359+4213 ES 1516 87 4.3 88
Show 03355+4218 BVD 36 AB 291 39.0 91
Show 03355+4218 FMR 20 Aa,Ab 245 1.0 91
Show 03357+3919 COU1385 121 2.2 94
Show 03421+4048 KPP1568 344 11.8 94
Show 03362+4220 A 1535 AB 346 0.7 95
Show 03259+4025 MLB 821 317 7.8 95
Show 03408+4151 HDS 467 335 0.6 99
Show 03270+3951 ALI1034 155 7.6 100
Show 03254+4022 GMZ 20 AB 128 9.0 101
Show 03254+4022 GMZ 20 AC 37 23.5 101
Show 03254+4021 MLB 820 66 2.2 101
Show 03251+4028 GMZ 19 230 3.3 103
Show 03247+4046 A 1287 95 3.0 105
Show 03352+4235 BU 788 AB 303 2.6 107
Show 03352+4235 BU 788 AC 83 34.2 107
Show 03250+4013 HU 1058 114 0.9 109
Show 03422+4149 A 1540 221 5.0 111
Show 03416+3942 ES 166 4 4.6 112
Show 03347+4241 COU1689 296 1.1 112
Show 03245+4014 GMZ 18 284 76.5 113
Show 03280+4221 TDS2554 227 0.8 113
Show 03243+4014 GMZ 17 AB 131 57.3 115
Show 03243+4014 GMZ 17 AC 36 65.3 115
Show 03266+3929 KO 7 227 6.6 117
Show 03322+4245 HDS 446 298 0.1 118

 
 
WDS 03340+4048 : COMPONENTS
 
 
  A B
B pa=155.8°
sep=87.35"
 
C pa=153.6°
sep=84.88"
pa=28.5°
sep=4.20"
 
 
03340+4048 A
 
 
Name HD 21961 Coord arcsec 2000 033355.46+404936.5 Mag 9.19 Spectral class F5 (yellow-white)
PmRA -1.00 PmDE 25.0 SAO 38945 Tycho2 2866-01462-1
HD 21961 ADS 2608 DM BD+40 783
Tycho2
Tycho2 2866-01462-1 Pflag RAmdeg 53.48110793 DEmdeg 40.82681039
PmRA 1.5 PmDE 30.0 E RAmdeg 9 E DEmdeg 11
E pmRA 1.1 E pmDE 1.1 EpRAm 1990.75 EpDEm 1990.11
Num 7 Q RAmdeg 1.0 Q DEmdeg 1.7 Q pmRA 1.1
Q pmDE 1.9 BTmag 9.633 E BTmag 0.021 VTmag 9.187
E VTmag 0.017 Prox 871 TYC T HIP
CCDM RAdeg 53.48110222 DEdeg 40.82674028 EpRA 1990 1.68
EpDE 1990 1.51 E RAdeg 9.3 E DEdeg 11.0 Posflg
Corr -0.1
SAO
SAO 38945 DelFlag RA1950 PmRA1950 -0.0003
DE1950 PmDE1950 0.022 Vmag 8.8 SpType F5
Double code Source 4 CatNum 412 DM BD+40 783
DMcomp BDsup HD 21961 M HD 0
GC RA1950rad 0.91889498 DE1950rad 0.70963615 PmRA2000 -0.0003
PmDE2000 0.019
 
 
03340+4048 B
 
 
Coord arcsec 2000 033358.61+404816.8 Coord calc 033358.61+404816.8 Mag 10.58 Spectral class F5 (yellow-white)
PmRA -19.00 PmDE -10.0 Tycho2 2866-01366-1 HD 275449
Calc delta mag 1.39
Tycho2
Tycho2 2866-01366-1 Pflag RAmdeg 53.49420422 DEmdeg 40.80465623
PmRA -16.0 PmDE -9.9 E RAmdeg 27 E DEmdeg 33
E pmRA 1.6 E pmDE 1.5 EpRAm 1988.52 EpDEm 1986.16
Num 3 Q RAmdeg 0.7 Q DEmdeg 0.8 Q pmRA 0.7
Q pmDE 0.9 BTmag 11.074 E BTmag 0.050 VTmag 10.578
E VTmag 0.045 Prox 871 TYC T HIP
CCDM RAdeg 53.49425333 DEdeg 40.80467972 EpRA 1990 1.67
EpDE 1990 1.48 E RAdeg 26.6 E DEdeg 33.5 Posflg
Corr -0.1
 
 
03340+4048 C
 
 
Coord arcsec 2000 033358.79+404820.5 Mag 11.5 Calc delta mag 2.31 Calc coord yes