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Current system
21503+2754
MLB 576


Nearby doubles
4' : 21505+2756
AZC 116

21' : 21516+2742
TLB 28

26' : 21521+2748
HO 171

37' : 21477+2740
CVR 922

40' : 21480+2819
MLB 541

40' : 21524+2823
NSN 67

55' : 21539+2821
WSI 8

56' : 21474+2834
A 300AB

59' : 21468+2718
HO 608

61' : 21517+2852
SHN 256

62' : 21462+2817
MLB 540AB

65' : 21517+2856
HLD 49

69' : 21536+2701
ES 523

72' : 21454+2819
J 3145

73' : 21474+2855
AG 420

74' : 21559+2753
HJ 1704

74' : 21453+2722
HO 606

75' : 21491+2640
LDS4912

76' : 21555+2724
A 303AB

77' : 21457+2708
BKO 633

77' : 21556+2823
MLB 577AB

77' : 21456+2709
MLB1050

78' : 21540+2852
GRV 519

78' : 21510+2911
A 889AB

78' : 21538+2856
MLB 495

83' : 21461+2855
BRT 58



Selections
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Binocular doubles
Binary Systems
Triple Systems
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Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21503+2754 MLB 576

 
 
21h 50m 18.63s +27° 53' 37.1" P.A. 267.00 sep 13.1 mag 10.27,13.97 Sp F8
 
 
Coord 2000 21503+2754 Discov num MLB 576 Comp Coord arcsec 2000 21 50 18.63 +27 53 37.1
Date first 1928 Date last 2015 Obs 9
Pa first 285 Pa last 267.1 P.A. Now (θ) 267.1°
Sep first 9.5 Sep last 13.061 Sep. Now (ρ) 13.061"
Mag pri 10.27 Mag sec 13.97 delta mag (ΔM) 3.7 Spectral class F8 (yellow-white)
Pri motion ra +034 Sec motion ra -017
Pri motion dec +034 Sec motion dec +000
Notes
rPM=1.275
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pegasus Gaia DR2 1800254616070865664
 
 
WDS 21503+2754 MLB 576 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
MLB Milburn, W. (Espin, T.E.)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
21503+2754 MLB 576 2007 3 269 12.9 10.20 11.80 F8 +27 4178 D 215018.63+275337.1
21503+2754 MLB 576 2014 5 267 13.0 10.27 13.97 F8 +27 4178 215018.63+275337.1
21503+2754 MLB 576 2015 6 267 13.1 10.27 13.97 F8 +27 4178 215018.63+275337.1

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

 
 
WDS 21503+2754 MLB 576 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21503+2754 MLB 576 : MEASURES
 
 
No records found.

 
 
WDS 21503+2754 : VIRTUAL EYEPIECE
 
 

21503+2754 MLB 576A mag 10.27 Sp F8 21503+2754 MLB 576B sep 13.1 P.A. 267.10 mag 13.97 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21503+2754 : ALADIN DSS IMAGE @ 21h 50m 18.63s +27° 53' 37.1"
 
 
 
 
WDS 21503+2754 MLB 576 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21503+2754 MLB 576 distance=0' 21505+2756 AZC 116 distance=4' 21516+2742 TLB 28 distance=21' 21521+2748 HO 171 distance=26' 21477+2740 CVR 922 distance=37' 21480+2819 MLB 541 distance=40' 21524+2823 NSN 67 distance=40' 21539+2821 WSI 8 distance=55' 21474+2834 A 300AB distance=56' 21474+2834 A 300AC distance=56' 21474+2834 A 300AD distance=56' 21468+2718 HO 608 distance=59' 21517+2852 SHN 256 distance=61' 21462+2817 MLB 540AB distance=62' 21462+2817 MLB 540AC distance=62' 21462+2817 ABH 152AD distance=62' 21462+2817 ABH 152AE distance=62' 21517+2856 HLD 49 distance=65' 21536+2701 ES 523 distance=69' 21454+2819 J 3145 distance=72' 21474+2855 AG 420 distance=73' 21559+2753 HJ 1704 distance=74' 21453+2722 HO 606 distance=74' 21491+2640 LDS4912 distance=75' 21555+2724 A 303AB distance=76' 21555+2724 STJ 1AC distance=76' 21556+2823 MLB 577BC distance=76' 21457+2708 BKO 633 distance=77' 21556+2823 MLB 577AB distance=77' 21456+2709 MLB1050 distance=77' 21540+2852 GRV 519 distance=78' 21510+2911 A 889AB distance=78' 21510+2911 A 889Aa,Ab distance=78' 21538+2856 MLB 495 distance=78' 21461+2855 BRT 58 distance=83' 21444+2824 KPP3373 distance=84' 21439+2751 HO 166 distance=85' 21469+2907 CVR 919 distance=87' 21553+2850 COU 836 distance=87' 21435+2721 OSO 155DG distance=90' 21435+2721 A 299DE distance=90' 21435+2721 A 299DF distance=90' 21567+2721 GRV 521 distance=92' 21547+2643 CVR 924 distance=93' 21561+2846 COU 837AB distance=94' 21561+2846 GII 104AC distance=94' 21561+2846 COU 837Aa,Ab distance=94' 21553+2648 A 302 distance=94' 21573+2738 NSN 749 distance=95' 21561+2701 J 854 distance=95' 21441+2845 ES 521DE distance=96' 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 21503+2754 MLB 576 267 13.1 0
Show 21505+2756 AZC 116 353 20.9 4
Show 21516+2742 TLB 28 162 47.3 21
Show 21521+2748 HO 171 342 0.8 26
Show 21477+2740 CVR 922 225 9.9 37
Show 21480+2819 MLB 541 340 9.9 40
Show 21524+2823 NSN 67 285 5.1 40
Show 21539+2821 WSI 8 183 0.1 55
Show 21474+2834 A 300 AB 252 2.3 56
Show 21474+2834 A 300 AC 29 7.5 56
Show 21474+2834 A 300 AD 170 8.4 56
Show 21468+2718 HO 608 129 0.6 59
Show 21517+2852 SHN 256 -1 0.6 61
Show 21462+2817 MLB 540 AB 256 4.1 62
Show 21462+2817 MLB 540 AC 322 8.7 62
Show 21462+2817 ABH 152 AD 68 41.8 62
Show 21462+2817 ABH 152 AE 96 80.1 62
Show 21517+2856 HLD 49 341 2.1 65
Show 21536+2701 ES 523 95 6.2 69
Show 21454+2819 J 3145 112 5.5 72
Show 21474+2855 AG 420 145 7.5 73
Show 21559+2753 HJ 1704 317 5.6 74
Show 21453+2722 HO 606 93 18.4 74
Show 21491+2640 LDS4912 134 16.5 75
Show 21555+2724 A 303 AB 52 2.3 76
Show 21555+2724 STJ 1 AC 337 3.4 76
Show 21556+2823 MLB 577 BC 18 6.4 76
Show 21457+2708 BKO 633 18 7.4 77
Show 21556+2823 MLB 577 AB 300 48.8 77
Show 21456+2709 MLB1050 67 6.9 77
Show 21540+2852 GRV 519 318 22.1 78
Show 21510+2911 A 889 AB 30 0.2 78
Show 21510+2911 A 889 Aa,Ab 183 0.0 78
Show 21538+2856 MLB 495 134 4.8 78
Show 21461+2855 BRT 58 165 4.4 83
Show 21444+2824 KPP3373 242 2.1 84
Show 21439+2751 HO 166 233 0.2 85
Show 21469+2907 CVR 919 201 23.5 87
Show 21553+2850 COU 836 161 1.3 87
Show 21435+2721 OSO 155 DG 304 6.1 90
Show 21435+2721 A 299 DE 95 999.9 90
Show 21435+2721 A 299 DF 26 145.8 90
Show 21567+2721 GRV 521 306 45.5 92
Show 21547+2643 CVR 924 252 21.1 93
Show 21561+2846 COU 837 AB 150 1.2 94
Show 21561+2846 GII 104 AC 105 1.9 94
Show 21561+2846 COU 837 Aa,Ab 38 0.3 94
Show 21553+2648 A 302 239 5.8 94
Show 21573+2738 NSN 749 84 1.7 95
Show 21561+2701 J 854 305 2.8 95
Show 21441+2845 ES 521 DE 286 17.5 96

 
 
WDS 21503+2754 : COMPONENTS
 
 
  A
B pa=267.1°
sep=13.06"
 
 
21503+2754 A
 
 
Coord arcsec 2000 215018.63+275337.1 Mag 10.27 Spectral class F8 (yellow-white) PmRA 34.00
PmDE 34.0
CCDM
Ccdm 21503+2754 RComp Comp A Note1
Note2 Discov num DRAs 0.56 DDEs -22.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 10.2 Sp F8 PmNote *
PmRA 31 PmDE 37 Dm number +27 4178 Cat1 BD
Name2 +27 2518 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS 21458N2725A
HIC
 
 
21503+2754 B
 
 
Coord arcsec 2000 215017.65+275336.4 Mag 13.97 PmRA -17.00 PmDE 0.0
Delta magnitude 3.7 Coordinate calculated yes
CCDM
Ccdm 21503+2754 RComp Comp B Note1
Note2 Discov num MLB 576 DRAs DDEs
R dRAs Year 1928 Theta 285 Rho 9.5
Obs 1 Vmag 11.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 21458N2725B
HIC