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Doubles in session


Current system
20341+0256
BAL 2031


Nearby doubles
24' : 20353+0239
HJ 2981

27' : 20347+0321
CRC 38

32' : 20321+0251
BAL2030

40' : 20351+0218
UC 4224

43' : 20321+0330
J 2573

54' : 20307+0311
BAL2029

56' : 20351+0202
BAL1564

58' : 20330+0201
TDT2361

60' : 20373+0332
BAL2539

62' : 20306+0224
BAL2028

64' : 20379+0325
BAL2540

66' : 20302+0321
DOO 87

66' : 20310+0211
J 561

68' : 20376+0211
GRV 364

71' : 20366+0123
HJ 5513AB

74' : 20298+0227
BAL2027

77' : 20391+0312
BAL2032

80' : 20294+0330
HJ 2970

80' : 20377+0152
J 3255

81' : 20309+0400
BAL2538

81' : 20291+0325
HJ 2968

85' : 20393+0219
BAL1567

86' : 20302+0156
BAL1562

88' : 20360+0411
J 2192

89' : 20388+0202
HJ 920

89' : 20387+0156
J 569



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

20341+0256 BAL 2031

 
 
20h 34m 10.10s +02° 55' 38.5" P.A. 334.00 sep 17.4 mag 12.27,12.30
 
 
Coord 2000 20341+0256 Discov num BAL2031 Comp Coord arcsec 2000 20 34 10.10 +02 55 38.5
Date first 1909 Date last 2015 Obs 7
Pa first 334 Pa last 334.1 P.A. Now (θ) 334.1°
Sep first 15.3 Sep last 17.433 Sep. Now (ρ) 17.433"
Mag pri 12.27 Mag sec 12.30 delta mag (ΔM) 0.03 Spectral class
Pri motion ra +023 Sec motion ra -003
Pri motion dec -017 Sec motion dec +000
Notes
rPM=1.086
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Tycho2 0514-02162-1 Gaia DR2 4232724909122666752
 
 
WDS 20341+0256 BAL 2031 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Bal1924 Ma - Baillaud, R. 1924JO......7..117B
Bal1924 J. Obs. 7, 117, 1924
Bal1925 Ma - Baillaud, R. 1925JO......8...53B
Bal1925 J. Obs. 8, 53, 1925
Bal1925b Ma j Baillaud, R. 1925JO......8...56B
Bal1925b J. Obs. 8, 56, 1925
Bal1926 Ma - Baillaud, R. 1926JO......9..129P
Bal1926 J. Obs. 9, 129, 1926
Bal1937A Ma - Baillaud, R. 1937AnLei..18....1S
Bal1937A cited by Strand (Ann. Sterrew. Leiden 18, 1937)
Bal1944 C - Baillaud, R. 1944AnBes...3...33B
Bal1944 +Pa Ann. Obs. Besancon New Ser. 3, 33, 1943
Bal1944 +Po
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20341+0256 BAL2031 1909 1 334 15.3 10.20 11.30
20341+0256 BAL2031 2000 2 334 17.1 12.27 12.30 D 203410.10+025538.5
20341+0256 BAL2031 2010 4 334 17.3 12.27 12.30 203410.10+025538.5
20341+0256 BAL2031 2015 5 334 17.4 12.27 12.30 203410.10+025538.5

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

 
 
WDS 20341+0256 BAL 2031 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20341+0256 BAL 2031 : MEASURES
 
 
No records found.

 
 
WDS 20341+0256 : VIRTUAL EYEPIECE
 
 

20341+0256 BAL2031A mag 12.27 20341+0256 BAL2031B sep 17.4 P.A. 334.10 mag 12.3 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20341+0256 : ALADIN DSS IMAGE @ 20h 34m 10.10s +02° 55' 38.5"
 
 
 
 
WDS 20341+0256 BAL 2031 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20341+0256 BAL2031 distance=0' 20353+0239 HJ 2981 distance=24' 20347+0321 CRC 38 distance=27' 20321+0251 BAL2030 distance=32' 20351+0218 UC 4224 distance=40' 20321+0330 J 2573 distance=43' 20307+0311 BAL2029 distance=54' 20351+0202 BAL1564 distance=56' 20330+0201 TDT2361 distance=58' 20373+0332 BAL2539 distance=60' 20306+0224 BAL2028 distance=62' 20379+0325 BAL2540 distance=64' 20302+0321 DOO 87 distance=66' 20310+0211 J 561 distance=66' 20376+0211 GRV 364 distance=68' 20366+0123 HJ 5513AB distance=71' 20366+0123 HJ 5513AC distance=71' 20366+0123 HJ 5513AD distance=71' 20298+0227 BAL2027 distance=74' 20391+0312 BAL2032 distance=77' 20294+0330 HJ 2970 distance=80' 20377+0152 J 3255 distance=80' 20309+0400 BAL2538 distance=81' 20291+0325 HJ 2968 distance=81' 20393+0219 BAL1567 distance=85' 20302+0156 BAL1562 distance=86' 20360+0411 J 2192 distance=88' 20388+0202 HJ 920 distance=89' 20387+0156 J 569 distance=89' 20367+0132 GRV 361 distance=92' 20372+0135 J 2574 distance=93' 20373+0134 GWP2973 distance=95' 20324+0426 A 2281 distance=95' 20383+0408 BAL2541 distance=95' 20278+0311 HJ 917 distance=96' 20403+0326 STT 409AB distance=97' 20403+0326 STT 409AC distance=97' 20340+0433 A 2282 distance=98' 20286+0351 HJ 2967 distance=100' 20274+0317 BAL2025 distance=104' 20329+0113 BAL1216 distance=104' 20283+0351 BAL2533 distance=105' 20403+0349 J 156 distance=108' 20414+0244 GWP2984 distance=109' 20291+0135 GWP2956AB distance=111' 20291+0135 GWP2957AC distance=111' 20293+0132 BAL1561 distance=112' 20389+0128 KPP3420 distance=113' 20413+0216 BAL1569 distance=113' 20412+0338 BAL2543 distance=114' 20315+0444 BAL2966 distance=116' 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 20341+0256 BAL2031 334 17.4
Show 20353+0239 HJ 2981 5 12.9 24
Show 20347+0321 CRC 38 300 10.5 27
Show 20321+0251 BAL2030 286 10.8 32
Show 20351+0218 UC 4224 220 16.1 40
Show 20321+0330 J 2573 151 4.0 43
Show 20307+0311 BAL2029 141 7.5 54
Show 20351+0202 BAL1564 268 4.8 56
Show 20330+0201 TDT2361 37 0.5 58
Show 20373+0332 BAL2539 77 130.2 60
Show 20306+0224 BAL2028 196 9.5 62
Show 20379+0325 BAL2540 94 16.1 64
Show 20302+0321 DOO 87 33 11.9 66
Show 20310+0211 J 561 176 4.3 66
Show 20376+0211 GRV 364 156 40.3 68
Show 20366+0123 HJ 5513 AB 93 11.9 71
Show 20366+0123 HJ 5513 AC 284 28.7 71
Show 20366+0123 HJ 5513 AD 89 42.5 71
Show 20298+0227 BAL2027 171 4.2 74
Show 20391+0312 BAL2032 33 16.3 77
Show 20294+0330 HJ 2970 180 12.0 80
Show 20377+0152 J 3255 327 3.7 80
Show 20309+0400 BAL2538 202 10.8 81
Show 20291+0325 HJ 2968 50 15.3 81
Show 20393+0219 BAL1567 205 19.3 85
Show 20302+0156 BAL1562 308 9.0 86
Show 20360+0411 J 2192 18 4.8 88
Show 20388+0202 HJ 920 213 14.1 89
Show 20387+0156 J 569 316 3.0 89
Show 20367+0132 GRV 361 103 28.0 92
Show 20372+0135 J 2574 158 5.0 93
Show 20373+0134 GWP2973 106 21.3 95
Show 20324+0426 A 2281 63 1.9 95
Show 20383+0408 BAL2541 78 15.1 95
Show 20278+0311 HJ 917 37 12.8 96
Show 20403+0326 STT 409 AB 84 16.8 97
Show 20403+0326 STT 409 AC 330 62.8 97
Show 20340+0433 A 2282 166 0.2 98
Show 20286+0351 HJ 2967 131 7.1 100
Show 20274+0317 BAL2025 94 10.2 104
Show 20329+0113 BAL1216 157 15.1 104
Show 20283+0351 BAL2533 256 19.0 105
Show 20403+0349 J 156 21 2.3 108
Show 20414+0244 GWP2984 263 182.0 109
Show 20291+0135 GWP2956 AB 250 16.5 111
Show 20291+0135 GWP2957 AC 258 172.4 111
Show 20293+0132 BAL1561 8 15.8 112
Show 20389+0128 KPP3420 241 6.3 113
Show 20413+0216 BAL1569 62 11.2 113
Show 20412+0338 BAL2543 33 6.5 114
Show 20315+0444 BAL2966 117 10.4 116

 
 
WDS 20341+0256 : COMPONENTS
 
 
  A
B pa=334.1°
sep=17.43"
 
 
20341+0256 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 203410.10+025538.5 Mag 12.27 PmRA 23.00
PmDE -17.0 Tycho2 0514-02162-1
Tycho2
Tycho2 0514-02162-1 Pflag RAmdeg 308.54210653 DEmdeg 2.92734715
PmRA 8.7 PmDE -25.9 E RAmdeg 42 E DEmdeg 61
E pmRA 1.8 E pmDE 1.9 EpRAm 1977.99 EpDEm 1969.15
Num 4 Q RAmdeg 0.4 Q DEmdeg 0.8 Q pmRA 0.4
Q pmDE 0.8 BTmag 12.121 E BTmag 0.145 VTmag 12.270
E VTmag 0.230 Prox 999 TYC HIP
CCDM RAdeg 308.54208444 DEdeg 2.92742333 EpRA 1990 1.56
EpDE 1990 1.18 E RAdeg 76.4 E DEdeg 100.5 Posflg
Corr -0.3
 
 
20341+0256 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203409.59+025554.2 Mag 12.3 PmRA -3.00
PmDE 0.0 Calc delta mag 0.03 Calc coord yes