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Current system
18503-3736
SWR 255


Nearby doubles
19' : 18497-3719
B 949

20' : 18508-3717
B 951

24' : 18511-3715
RSS 493

29' : 18502-3708
SWR 254

36' : 18483-3710
JSP 787AB

42' : 18484-3700
UC 3678

43' : 18484-3701
HJ 5064

45' : 18497-3652
UC 3689

52' : 18494-3646
JSP 789

58' : 18456-3750
B 945

60' : 18533-3823
VOU 95

61' : 18552-3722
UC 3722

62' : 18457-3805
UC 3664

63' : 18512-3635
UC 3696

69' : 18529-3837
VOU 94

70' : 18474-3637
LDS 653

71' : 18559-3712
UC 3728

74' : 18468-3636
NHR 10AB

77' : 18448-3816
I 1028

77' : 18515-3851
B 2869

77' : 18568-3734
UC 3734

78' : 18474-3627
WFC 285

80' : 18450-3646
LDS 652

82' : 18561-3653
UC 3730

84' : 18518-3615
JSP 792

87' : 18576-3733
KOH 111



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Neglected List I
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18503-3736 SWR 255

 
 
18h 50m 18.51s -37° 35' 55.7" P.A. 30.00 sep 29.2 mag 10.99,10.97 Sp A5+A7
 
 
Coord 2000 18503-3736 Discov num SWR 255 Comp Coord arcsec 2000 18 50 18.51 -37 35 55.7
Date first 1913 Date last 2016 Obs 9
Pa first 31 Pa last 30.1 P.A. Now (θ) 30.1°
Sep first 28.8 Sep last 29.219 Sep. Now (ρ) 29.219"
Mag pri 10.99 Mag sec 10.97 delta mag (ΔM) 0.02 Spectral class A5+A7 (white/white)
Pri motion ra +005 Sec motion ra +004
Pri motion dec -011 Sec motion dec -009
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.185 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Corona Austrina Tycho2 7916-00100-1 Gaia DR2 6729488560499925888
 
 
WDS 18503-3736 SWR 255 : NOTES
 
 
discov_num notes refcode
SWR 255 CPM pair Skf2004
 
 
REFERENCES
 
 
refcode metd author reference
Skf2004 - Skiff, B.A. ...................
Skf2004 private communication, 2004 (may not be properly precessed)
Skf2004 (coordinates and identifications for Stock & Wroblewski pairs)
 
 
DISCOVERER
 
 
idgroup discov author
1 SWR Stock, J. & Wroblewski, H.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18503-3736 SWR 255 1999 4 30 29.2 11.00 11.00 A5 A7 N D 185018.51-373555.7
18503-3736 SWR 255 2000 7 30 29.2 10.99 10.97 A5+A7 NV 185018.51-373555.7
18503-3736 SWR 255 2010 8 30 29.2 10.99 10.97 A5+A7 NV 185018.51-373555.7
18503-3736 SWR 255 2016 9 30 29.2 10.99 10.97 A5+A7 NV 185018.51-373555.7

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

 
 
WDS 18503-3736 SWR 255 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18503-3736 SWR 255 : MEASURES
 
 
No records found.

 
 
WDS 18503-3736 : VIRTUAL EYEPIECE
 
 

18503-3736 SWR 255A mag 10.99 Sp A5 18503-3736 SWR 255B sep 27.8 P.A. 24.70 mag 10.97 Sp A7 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18503-3736 : ALADIN DSS IMAGE @ 18h 50m 18.51s -37° 35' 55.7"
 
 
 
 
WDS 18503-3736 SWR 255 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18503-3736 SWR 255 distance=0' 18497-3719 B 949 distance=19' 18508-3717 B 951 distance=20' 18511-3715 RSS 493 distance=24' 18502-3708 SWR 254 distance=29' 18483-3710 JSP 787AB distance=36' 18483-3710 JSP 787Aa,Ab distance=36' 18484-3700 UC 3678 distance=42' 18484-3701 HJ 5064 distance=43' 18497-3652 UC 3689 distance=45' 18494-3646 JSP 789 distance=52' 18456-3750 B 945 distance=58' 18533-3823 VOU 95 distance=60' 18552-3722 UC 3722 distance=61' 18457-3805 UC 3664 distance=62' 18512-3635 UC 3696 distance=63' 18529-3837 VOU 94 distance=69' 18474-3637 LDS 653 distance=70' 18559-3712 UC 3728 distance=71' 18468-3636 KOH 108Aa,Ab distance=74' 18468-3636 NHR 10AB distance=74' 18448-3816 I 1028 distance=77' 18515-3851 B 2869 distance=77' 18568-3734 UC 3734 distance=77' 18474-3627 WFC 285 distance=78' 18450-3646 LDS 652 distance=80' 18561-3653 UC 3730 distance=82' 18518-3615 JSP 792 distance=84' 18576-3733 KOH 111 distance=87' 18552-3843 VOU 98AB distance=88' 18552-3843 VOU 98AC distance=88' 18534-3858 VOU 96 distance=89' 18438-3819 COO 227AB distance=89' 18438-3819 COO 227AC distance=89' 18493-3607 B 948 distance=90' 18544-3854 VOU 97 distance=91' 18531-3610 JSP 795 distance=92' 18578-3802 B 414 distance=93' 18571-3645 RSS 499AB distance=96' 18571-3645 UC 3735AC distance=96' 18531-3604 UC 3712 distance=98' 18573-3643 KOH 110Ba,Bb distance=100' 18573-3643 WLT 1AB distance=100' 18472-3603 TDT1054 distance=100' 18424-3810 TDT1013 distance=101' 18563-3623 B 2464 distance=103' 18434-3838 B 2458 distance=103' 18588-3713 I 1114 distance=104' 18469-3600 B 946 distance=105' 18500-3921 WG 236 distance=106' 18464-3559 BRT1787 distance=109' 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 18503-3736 SWR 255 30 29.2
Show 18497-3719 B 949 170 3.3 19
Show 18508-3717 B 951 29 4.7 20
Show 18511-3715 RSS 493 25 9.3 24
Show 18502-3708 SWR 254 73 14.9 29
Show 18483-3710 JSP 787 AB 303 2.1 36
Show 18483-3710 JSP 787 Aa,Ab 293 0.6 36
Show 18484-3700 UC 3678 336 81.5 42
Show 18484-3701 HJ 5064 268 18.3 43
Show 18497-3652 UC 3689 231 55.1 45
Show 18494-3646 JSP 789 335 0.5 52
Show 18456-3750 B 945 39 0.9 58
Show 18533-3823 VOU 95 241 5.4 60
Show 18552-3722 UC 3722 32 94.9 61
Show 18457-3805 UC 3664 179 62.1 62
Show 18512-3635 UC 3696 43 75.7 63
Show 18529-3837 VOU 94 50 7.5 69
Show 18474-3637 LDS 653 178 5.5 70
Show 18559-3712 UC 3728 335 61.4 71
Show 18468-3636 KOH 108 Aa,Ab 100 0.2 74
Show 18468-3636 NHR 10 AB 227 7.9 74
Show 18448-3816 I 1028 319 0.8 77
Show 18515-3851 B 2869 77 10.3 77
Show 18568-3734 UC 3734 32 49.8 77
Show 18474-3627 WFC 285 290 12.4 78
Show 18450-3646 LDS 652 211 77.6 80
Show 18561-3653 UC 3730 180 43.1 82
Show 18518-3615 JSP 792 281 4.9 84
Show 18576-3733 KOH 111 282 2.9 87
Show 18552-3843 VOU 98 AB 197 2.5 88
Show 18552-3843 VOU 98 AC 262 8.2 88
Show 18534-3858 VOU 96 126 1.9 89
Show 18438-3819 COO 227 AB 213 29.5 89
Show 18438-3819 COO 227 AC 51 43.3 89
Show 18493-3607 B 948 114 0.5 90
Show 18544-3854 VOU 97 168 6.9 91
Show 18531-3610 JSP 795 77 0.6 92
Show 18578-3802 B 414 208 4.3 93
Show 18571-3645 RSS 499 AB 331 9.6 96
Show 18571-3645 UC 3735 AC 109 78.8 96
Show 18531-3604 UC 3712 166 50.6 98
Show 18573-3643 KOH 110 Ba,Bb 262 0.4 100
Show 18573-3643 WLT 1 AB 306 42.2 100
Show 18472-3603 TDT1054 82 0.7 100
Show 18424-3810 TDT1013 327 4.8 101
Show 18563-3623 B 2464 326 5.8 103
Show 18434-3838 B 2458 59 8.1 103
Show 18588-3713 I 1114 279 1.3 104
Show 18469-3600 B 946 309 1.2 105
Show 18500-3921 WG 236 223 16.1 106
Show 18464-3559 BRT1787 183 5.2 109

 
 
WDS 18503-3736 : COMPONENTS
 
 
  A
B pa=24.7°
sep=27.82"
 
 
18503-3736 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 185018.51-373555.7 Mag 10.99 Spectral class A5 (white)
PmRA 5.00 PmDE -11.0 Tycho2 7916-00100-1
Tycho2
Tycho2 7916-00100-1 Pflag RAmdeg 282.57712949 DEmdeg -37.59880951
PmRA 3.6 PmDE -14.8 E RAmdeg 35 E DEmdeg 47
E pmRA 2.4 E pmDE 2.4 EpRAm 1989.07 EpDEm 1986.63
Num 3 Q RAmdeg 1.1 Q DEmdeg 0.1 Q pmRA 1.2
Q pmDE 0.1 BTmag 11.300 E BTmag 0.062 VTmag 11.072
E VTmag 0.078 Prox 291 TYC HIP
CCDM RAdeg 282.57711944 DEdeg -37.59877611 EpRA 1990 1.87
EpDE 1990 1.86 E RAdeg 36.3 E DEdeg 48.5 Posflg
Corr -0.2
 
 
18503-3736 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 185019.49-373530.4 Mag 10.97 Spectral class A7 (white)
PmRA 4.00 PmDE -9.0 Calc delta mag 0.02 Calc coord yes