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Current system
20484+0407
BAL 2546


Nearby doubles
19' : 20484+0426
AG 267

24' : 20473+0426
UC 4288

36' : 20466+0344
BAL2545

43' : 20460+0344
BAL2544

46' : 20457+0430
A 2285AB

47' : 20513+0353
GWP3006

50' : 20452+0352
UC 4280

55' : 20516+0431
KPP1501

55' : 20458+0445
BAL2971

56' : 20492+0502
HDS2967

56' : 20506+0453
BAL2974

63' : 20525+0416
TDT2595

65' : 20488+0512
J 2321AB

73' : 20530+0427
TDT2603

76' : 20529+0337
BAL2547

78' : 20471+0253
TDT2536

83' : 20472+0247
UC 4286

85' : 20525+0310
GWP3009

86' : 20537+0336
BAL2548

87' : 20511+0526
GCB 59

87' : 20541+0357
HJ 3005

88' : 20528+0311
HLD 43

89' : 20500+0533
STTA210AB

89' : 20514+0524
TOB 313

93' : 20496+0538
GWP3002

95' : 20526+0517
GCB 75



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

20484+0407 BAL 2546

 
 
20h 48m 21.52s +04° 07' 39.1" P.A. 40.00 sep 9.6 mag 10.70,11.10
 
 
Coord 2000 20484+0407 Discov num BAL2546 Comp Coord arcsec 2000 20 48 21.52 +04 07 39.1
Date first 1910 Date last 2015 Obs 9
Pa first 41 Pa last 40.1 P.A. Now (θ) 40.1°
Sep first 9.6 Sep last 9.648 Sep. Now (ρ) 9.648"
Mag pri 10.70 Mag sec 11.10 delta mag (ΔM) 0.4 Spectral class
Pri motion ra +009 Sec motion ra +017
Pri motion dec +005 Sec motion dec +005
Notes
rPM=0.451
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1734389505879078528
 
 
WDS 20484+0407 BAL 2546 : 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
20484+0407 BAL2546 2000 3 40 9.7 10.70 11.10 D 204821.52+040739.1
20484+0407 BAL2546 2011 4 40 9.7 10.70 11.10 D 204821.52+040739.1
20484+0407 BAL2546 2015 6 40 9.6 10.70 11.10 204821.52+040739.1

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

 
 
WDS 20484+0407 BAL 2546 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20484+0407 BAL 2546 : MEASURES
 
 
No records found.

 
 
WDS 20484+0407 : VIRTUAL EYEPIECE
 
 

20484+0407 BAL2546A mag 10.7 20484+0407 BAL2546B sep 9.6 P.A. 40.00 mag 11.1 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20484+0407 : ALADIN DSS IMAGE @ 20h 48m 21.52s +04° 07' 39.1"
 
 
 
 
WDS 20484+0407 BAL 2546 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20484+0407 BAL2546 distance=0' 20484+0426 AG 267 distance=19' 20473+0426 UC 4288 distance=24' 20466+0344 BAL2545 distance=36' 20460+0344 BAL2544 distance=43' 20457+0430 A 2285AB distance=46' 20457+0430 A 2285AC distance=46' 20513+0353 GWP3006 distance=47' 20452+0352 UC 4280 distance=50' 20516+0431 KPP1501 distance=55' 20458+0445 BAL2971 distance=55' 20492+0502 HDS2967 distance=56' 20506+0453 BAL2974 distance=56' 20525+0416 TDT2595 distance=63' 20488+0512 J 2321AB distance=65' 20488+0512 OSO 135AC distance=65' 20530+0427 TDT2603 distance=73' 20529+0337 BAL2547 distance=76' 20471+0253 TDT2536 distance=78' 20472+0247 UC 4286 distance=83' 20525+0310 GWP3009 distance=85' 20537+0336 BAL2548 distance=86' 20511+0526 GCB 59 distance=87' 20541+0357 HJ 3005 distance=87' 20528+0311 HLD 43 distance=88' 20500+0533 STTA210BC distance=88' 20500+0533 STTA210AB distance=89' 20514+0524 TOB 313 distance=89' 20496+0538 GWP3002 distance=93' 20526+0517 GCB 75 distance=95' 20543+0321 BAL2039 distance=101' 20527+0527 J 572 distance=102' 20535+0300 HEI 819 distance=103' 20529+0529 GCB 60 distance=104' 20481+0224 BAL2035 distance=106' 20510+0227 BAL2037 distance=108' 20478+0555 TDT2543 distance=108' 20431+0253 AG 262 distance=109' 20504+0222 GWP3004 distance=110' 20424+0304 KPP3360 distance=110' 20519+0544 A 613 distance=111' 20412+0338 BAL2543 distance=112' 20557+0432 STF2735 distance=113' 20478+0600 BU 65 distance=114' 20455+0553 HDS2954 distance=114' 20551+0314 UC 4324 distance=115' 20552+0314 BAL2040 distance=116' 20559+0435 UC 4332 distance=117' 20521+0225 TDT2592 distance=117' 20419+0258 HJ 2988 distance=120' 20564+0422 CVR 877 distance=121' 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 20484+0407 BAL2546 40 9.6
Show 20484+0426 AG 267 260 6.1 19
Show 20473+0426 UC 4288 79 48.6 24
Show 20466+0344 BAL2545 281 11.8 36
Show 20460+0344 BAL2544 14 16.7 43
Show 20457+0430 A 2285 AB 222 7.7 46
Show 20457+0430 A 2285 AC 116 33.4 46
Show 20513+0353 GWP3006 117 24.4 47
Show 20452+0352 UC 4280 255 36.1 50
Show 20516+0431 KPP1501 50 11.3 55
Show 20458+0445 BAL2971 21 17.1 55
Show 20492+0502 HDS2967 190 0.4 56
Show 20506+0453 BAL2974 42 3.7 56
Show 20525+0416 TDT2595 359 0.7 63
Show 20488+0512 J 2321 AB 151 6.6 65
Show 20488+0512 OSO 135 AC 158 16.6 65
Show 20530+0427 TDT2603 281 1.7 73
Show 20529+0337 BAL2547 220 8.5 76
Show 20471+0253 TDT2536 352 1.6 78
Show 20472+0247 UC 4286 114 31.3 83
Show 20525+0310 GWP3009 237 76.6 85
Show 20537+0336 BAL2548 258 7.5 86
Show 20511+0526 GCB 59 238 10.1 87
Show 20541+0357 HJ 3005 300 30.5 87
Show 20528+0311 HLD 43 9 2.2 88
Show 20500+0533 STTA210 BC 222 12.4 88
Show 20500+0533 STTA210 AB 127 78.2 89
Show 20514+0524 TOB 313 130 20.8 89
Show 20496+0538 GWP3002 247 57.2 93
Show 20526+0517 GCB 75 101 3.3 95
Show 20543+0321 BAL2039 28 14.7 101
Show 20527+0527 J 572 138 3.4 102
Show 20535+0300 HEI 819 135 0.2 103
Show 20529+0529 GCB 60 152 6.5 104
Show 20481+0224 BAL2035 304 12.9 106
Show 20510+0227 BAL2037 2 6.4 108
Show 20478+0555 TDT2543 263 0.6 108
Show 20431+0253 AG 262 94 5.7 109
Show 20504+0222 GWP3004 12 15.6 110
Show 20424+0304 KPP3360 234 1.5 110
Show 20519+0544 A 613 324 0.7 111
Show 20412+0338 BAL2543 33 6.5 112
Show 20557+0432 STF2735 282 2.0 113
Show 20478+0600 BU 65 200 1.5 114
Show 20455+0553 HDS2954 298 1.0 114
Show 20551+0314 UC 4324 290 9.9 115
Show 20552+0314 BAL2040 68 8.4 116
Show 20559+0435 UC 4332 60 52.9 117
Show 20521+0225 TDT2592 183 1.5 117
Show 20419+0258 HJ 2988 142 23.2 120
Show 20564+0422 CVR 877 125 26.3 121

 
 
WDS 20484+0407 : COMPONENTS
 
 
  A
B pa=40.0°
sep=9.64"
 
 
20484+0407 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204821.52+040739.1 Mag 10.7 PmRA 9.00
PmDE 5.0
 
 
20484+0407 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204821.93+040746.5 Mag 11.1 PmRA 17.00
PmDE 5.0 Calc delta mag 0.4 Calc coord yes