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Doubles in session


Current system
18494-3646
JSP 789


Nearby doubles
8' : 18497-3652
UC 3689

20' : 18484-3700
UC 3678

20' : 18484-3701
HJ 5064

24' : 18502-3708
SWR 254

25' : 18512-3635
UC 3696

26' : 18474-3637
LDS 653

29' : 18483-3710
JSP 787AB

31' : 18474-3627
WFC 285

33' : 18468-3636
NHR 10AB

34' : 18497-3719
B 949

36' : 18511-3715
RSS 493

37' : 18508-3717
B 951

39' : 18493-3607
B 948

43' : 18518-3615
JSP 792

50' : 18472-3603
TDT1054

52' : 18450-3646
LDS 652

52' : 18503-3736
SWR 255

55' : 18469-3600
B 946

58' : 18531-3610
JSP 795

60' : 18464-3559
BRT1787

61' : 18531-3604
UC 3712

75' : 18451-3552
JSP 943

77' : 18523-3537
B 953

79' : 18456-3750
B 945

80' : 18552-3722
UC 3722

81' : 18505-3526
UC 3692



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

18494-3646 JSP 789

 
 
18h 49m 22.44s -36° 45' 44.0" P.A. 335.00 sep 0.5 mag 11.00,12.50
 
 
Coord 2000 18494-3646 Discov num JSP 789 Comp Coord arcsec 2000 18 49 22.44 -36 45 44.0
Date first 1929 Date last 1945 Obs 2
Pa first 335 Pa last 335.2 P.A. Now (θ) 335.2°
Sep first 0.3 Sep last 0.46 Sep. Now (ρ) 0.46"
Mag pri 11.00 Mag sec 12.50 delta mag (ΔM) 1.5 Spectral class
Pri motion ra +018 Sec motion ra
Pri motion dec +008 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Tycho2 7420-01404-1 Gaia DR2 6731779148152324096
 
 
WDS 18494-3646 JSP 789 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Jsp1937 Ma j Jessup, M.K. 1937MmRAS..65...51R
Jsp1937 MemRAS 65, 51, 1937
Jsp1955 Ma j Jessup, M.K. 1955POMic..11....1R
Jsp1955 Pub. Univ. Michigan Obs. 11, 1, 1955
Jsp1964 Ma j Jessup, M.K. 1964POMic...9...73R
Jsp1964 Pub. Univ. Michigan Obs. 9, 73, 1964
Jsp9999 Ma - Jessup, M.K. ...................
Jsp9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18494-3646 JSP 789 1945 2 335 0.5 11.00 12.50 184922.44-364544.0

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

 
 
WDS 18494-3646 JSP 789 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18494-3646 JSP 789 : MEASURES
 
 
No records found.

 
 
WDS 18494-3646 : VIRTUAL EYEPIECE
 
 

18494-3646 JSP 789A mag 11 18494-3646 JSP 789B sep 0.5 P.A. 339.70 mag 12.5 virtual eyepiece
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Radius:
Components only
 
 
WDS 18494-3646 : ALADIN DSS IMAGE @ 18h 49m 22.44s -36° 45' 44.0"
 
 
 
 
WDS 18494-3646 JSP 789 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18494-3646 JSP 789 distance=0' 18497-3652 UC 3689 distance=8' 18484-3700 UC 3678 distance=20' 18484-3701 HJ 5064 distance=20' 18502-3708 SWR 254 distance=24' 18512-3635 UC 3696 distance=25' 18474-3637 LDS 653 distance=26' 18483-3710 JSP 787AB distance=29' 18483-3710 JSP 787Aa,Ab distance=29' 18474-3627 WFC 285 distance=31' 18468-3636 KOH 108Aa,Ab distance=33' 18468-3636 NHR 10AB distance=33' 18497-3719 B 949 distance=34' 18511-3715 RSS 493 distance=36' 18508-3717 B 951 distance=37' 18493-3607 B 948 distance=39' 18518-3615 JSP 792 distance=43' 18472-3603 TDT1054 distance=50' 18450-3646 LDS 652 distance=52' 18503-3736 SWR 255 distance=52' 18469-3600 B 946 distance=55' 18531-3610 JSP 795 distance=58' 18464-3559 BRT1787 distance=60' 18531-3604 UC 3712 distance=61' 18451-3552 JSP 943 distance=75' 18523-3537 B 953 distance=77' 18456-3750 B 945 distance=79' 18552-3722 UC 3722 distance=80' 18505-3526 UC 3692 distance=81' 18456-3539 KPP2513 distance=81' 18561-3653 UC 3730 distance=81' 18545-3553 UC 3716 distance=82' 18559-3712 UC 3728 distance=82' 18563-3623 B 2464 distance=87' 18516-3523 B 952 distance=88' 18444-3542 KOH 107 distance=89' 18457-3805 UC 3664 distance=91' 18443-3539 B 942 distance=91' 18453-3529 B 943 distance=92' 18549-3544 UC 3718 distance=92' 18571-3645 RSS 499AB distance=93' 18571-3645 UC 3735AC distance=93' 18416-3649 WFC 212 distance=94' 18443-3533 BRT1785 distance=96' 18573-3643 KOH 110Ba,Bb distance=96' 18573-3643 WLT 1AB distance=96' 18563-3552 B 955 distance=100' 18568-3734 UC 3734 distance=101' 18494-3502 B 2463AB distance=104' 18498-3501 B 950 distance=105' 18448-3816 I 1028 distance=106' 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 18494-3646 JSP 789 335 0.5
Show 18497-3652 UC 3689 231 55.1 8
Show 18484-3700 UC 3678 336 81.5 20
Show 18484-3701 HJ 5064 268 18.3 20
Show 18502-3708 SWR 254 73 14.9 24
Show 18512-3635 UC 3696 43 75.7 25
Show 18474-3637 LDS 653 178 5.5 26
Show 18483-3710 JSP 787 AB 303 2.1 29
Show 18483-3710 JSP 787 Aa,Ab 293 0.6 29
Show 18474-3627 WFC 285 290 12.4 31
Show 18468-3636 KOH 108 Aa,Ab 100 0.2 33
Show 18468-3636 NHR 10 AB 227 7.9 33
Show 18497-3719 B 949 170 3.3 34
Show 18511-3715 RSS 493 25 9.3 36
Show 18508-3717 B 951 29 4.7 37
Show 18493-3607 B 948 114 0.5 39
Show 18518-3615 JSP 792 281 4.9 43
Show 18472-3603 TDT1054 82 0.7 50
Show 18450-3646 LDS 652 211 77.6 52
Show 18503-3736 SWR 255 30 29.2 52
Show 18469-3600 B 946 309 1.2 55
Show 18531-3610 JSP 795 77 0.6 58
Show 18464-3559 BRT1787 183 5.2 60
Show 18531-3604 UC 3712 166 50.6 61
Show 18451-3552 JSP 943 353 5.2 75
Show 18523-3537 B 953 139 0.8 77
Show 18456-3750 B 945 39 0.9 79
Show 18552-3722 UC 3722 32 94.9 80
Show 18505-3526 UC 3692 95 53.9 81
Show 18456-3539 KPP2513 226 22.6 81
Show 18561-3653 UC 3730 180 43.1 81
Show 18545-3553 UC 3716 288 125.8 82
Show 18559-3712 UC 3728 335 61.4 82
Show 18563-3623 B 2464 326 5.8 87
Show 18516-3523 B 952 60 11.8 88
Show 18444-3542 KOH 107 185 0.2 89
Show 18457-3805 UC 3664 179 62.1 91
Show 18443-3539 B 942 314 9.7 91
Show 18453-3529 B 943 271 0.5 92
Show 18549-3544 UC 3718 291 26.3 92
Show 18571-3645 RSS 499 AB 331 9.6 93
Show 18571-3645 UC 3735 AC 109 78.8 93
Show 18416-3649 WFC 212 99 9.9 94
Show 18443-3533 BRT1785 334 3.0 96
Show 18573-3643 KOH 110 Ba,Bb 262 0.4 96
Show 18573-3643 WLT 1 AB 306 42.2 96
Show 18563-3552 B 955 102 0.3 100
Show 18568-3734 UC 3734 32 49.8 101
Show 18494-3502 B 2463 AB 30 0.2 104
Show 18498-3501 B 950 340 0.8 105
Show 18448-3816 I 1028 319 0.8 106

 
 
WDS 18494-3646 : COMPONENTS
 
 
  A
B pa=339.7°
sep=0.45"
 
 
18494-3646 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184922.44-364544.0 Mag 11 PmRA 18.00
PmDE 8.0 Tycho2 7420-01404-1
Tycho2
Tycho2 7420-01404-1 Pflag RAmdeg 282.34349679 DEmdeg -36.76224597
PmRA 17.8 PmDE 8.1 E RAmdeg 33 E DEmdeg 32
E pmRA 2.0 E pmDE 2.0 EpRAm 1982.28 EpDEm 1977.49
Num 4 Q RAmdeg 1.9 Q DEmdeg 0.5 Q pmRA 1.9
Q pmDE 0.5 BTmag 11.349 E BTmag 0.072 VTmag 10.711
E VTmag 0.064 Prox 999 TYC T HIP
CCDM RAdeg 282.34345806 DEdeg -36.76226139 EpRA 1990 1.78
EpDE 1990 1.75 E RAdeg 39.9 E DEdeg 45.9 Posflg
Corr -0.3
 
 
18494-3646 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184922.43-364543.6 Mag 12.5 Calc delta mag 1.5
Calc coord yes