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Doubles in session


Current system
18510+5713
STI 2393
HD 238947


Nearby doubles
24' : 18481+5721
STI2389

39' : 18557+5714
TDT1129

44' : 18483+5752
GAT 3AB

44' : 18563+5713
STI2400

44' : 18459+5731
STI2386

50' : 18552+5750
HJ 2848AB

50' : 18569+5723
ES 1747

52' : 18458+5645
MLB 137

57' : 18569+5645
STF2433AB

58' : 18463+5630
DAL 31

59' : 18494+5811
STI2392

62' : 18438+5654
BU 465

64' : 18530+5816
ES 1746

64' : 18486+5613
TDT1062

65' : 18590+5713
STI2402

67' : 18449+5759
STI2385

69' : 18426+5727
STI2382

73' : 18433+5637
STI2383

76' : 18478+5826
STI2387

77' : 19000+5658
KPP3333

77' : 18549+5823
STI2397

80' : 18575+5814
STF2438

81' : 18596+5635
STI2403

85' : 19012+5730
STI2405

86' : 19014+5720
STI2406

90' : 18527+5842
HDS2678



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

18510+5713 STI 2393 (HD 238947)

 
 
18h 50m 54.55s +57° 13' 35.5" P.A. 205.00 sep 11.5 mag 9.39,12.50 Sp F2
 
 
Coord 2000 18510+5713 Discov num STI2393 Comp Coord arcsec 2000 18 50 54.55 +57 13 35.5
Date first 1903 Date last 2015 Obs 9
Pa first 212 Pa last 205.3 P.A. Now (θ) 205.3°
Sep first 7.4 Sep last 11.492 Sep. Now (ρ) 11.492"
Mag pri 9.39 Mag sec 12.50 delta mag (ΔM) 3.11 Spectral class F2 (yellow-white)
Pri motion ra +001 Sec motion ra -011
Pri motion dec +031 Sec motion dec -004
Notes
rPM=1.193
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 238947 Constellation Draco SAO 31204 Tycho2 3926-01366-1
Gaia DR2 2153641291072971264 HD 238947 DM BD+57 1911
 
 
WDS 18510+5713 STI 2393 (HD 238947) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Sti Stein, J. (see Vat1926) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18510+5713 STI2393 2006 3 204 11.3 9.39 12.50 D 185054.55+571335.5
18510+5713 STI2393 2015 5 205 11.5 9.39 12.50 F2 185054.55+571335.5

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

 
 
WDS 18510+5713 STI 2393 (HD 238947) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18510+5713 STI 2393 (HD 238947) : MEASURES
 
 
No records found.

 
 
WDS 18510+5713 (HD 238947) : VIRTUAL EYEPIECE
 
 

18510+5713 STI2393A mag 9.39 Sp F2 18510+5713 STI2393B sep 10.7 P.A. 194.40 mag 12.5 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18510+5713 (HD 238947) : ALADIN DSS IMAGE @ 18h 50m 54.55s +57° 13' 35.5"
 
 
 
 
WDS 18510+5713 STI 2393 (HD 238947) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18510+5713 STI2393 distance=0' 18481+5721 STI2389 distance=24' 18557+5714 TDT1129 distance=39' 18483+5752 STI2390BC distance=44' 18483+5752 STI2390AC distance=44' 18483+5752 GAT 3AB distance=44' 18563+5713 STI2400 distance=44' 18459+5731 STI2386 distance=44' 18552+5750 HJ 2848AB distance=50' 18552+5750 HJ 2848AC distance=50' 18569+5723 ES 1747 distance=50' 18458+5645 MLB 137 distance=52' 18569+5645 STF2433AB distance=57' 18569+5645 STF2433AC distance=57' 18463+5630 DAL 31 distance=58' 18494+5811 STI2392 distance=59' 18438+5654 BU 465 distance=62' 18530+5816 ES 1746 distance=64' 18486+5613 TDT1062 distance=64' 18590+5713 STI2402 distance=65' 18449+5759 STI2385 distance=67' 18426+5727 STI2382 distance=69' 18433+5637 STI2383 distance=73' 18478+5826 STI2387 distance=76' 19000+5658 KPP3333 distance=77' 18549+5823 STI2397 distance=77' 18575+5814 STF2438 distance=80' 18596+5635 STI2403 distance=81' 19012+5730 STI2405 distance=85' 19014+5720 STI2406 distance=86' 18527+5842 HDS2678 distance=90' 18440+5558 STI2384 distance=95' 18542+5535 STI2395 distance=104' 19037+5727 ARG 33 distance=105' 18380+5722 STI2380 distance=105' 19039+5729 TDT1204 distance=106' 18432+5840 TDT1017 distance=107' 18563+5537 MLB 138AB distance=107' 18399+5815 A 251AB distance=108' 18399+5815 A 251AC distance=108' 19035+5637 TDS 963 distance=110' 18564+5854 TDS 955 distance=110' 19026+5719 STI2407 distance=112' 19035+5629 STI2409 distance=113' 18471+5523 SIG 5 distance=116' 18598+5543 ES 1748 distance=117' 18499+5516 MLR 574 distance=118' 19035+5614 ES 1749AB distance=120' 19035+5614 ABH 108AD distance=120' 19035+5614 ABH 108AE distance=120' 19035+5614 ES 1749BC distance=120' 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 18510+5713 STI2393 205 11.5
Show 18481+5721 STI2389 226 13.9 24
Show 18557+5714 TDT1129 14 0.5 39
Show 18483+5752 STI2390 BC 85 2.9 44
Show 18483+5752 STI2390 AC 100 5.1 44
Show 18483+5752 GAT 3 AB 117 2.3 44
Show 18563+5713 STI2400 138 13.1 44
Show 18459+5731 STI2386 9 17.3 44
Show 18552+5750 HJ 2848 AB 289 6.5 50
Show 18552+5750 HJ 2848 AC 52 30.0 50
Show 18569+5723 ES 1747 348 1.8 50
Show 18458+5645 MLB 137 165 2.0 52
Show 18569+5645 STF2433 AB 122 7.4 57
Show 18569+5645 STF2433 AC 140 39.5 57
Show 18463+5630 DAL 31 265 49.3 58
Show 18494+5811 STI2392 142 5.3 59
Show 18438+5654 BU 465 289 2.7 62
Show 18530+5816 ES 1746 114 1.8 64
Show 18486+5613 TDT1062 305 0.8 64
Show 18590+5713 STI2402 56 4.4 65
Show 18449+5759 STI2385 143 12.4 67
Show 18426+5727 STI2382 138 12.4 69
Show 18433+5637 STI2383 342 14.5 73
Show 18478+5826 STI2387 84 12.4 76
Show 19000+5658 KPP3333 278 6.9 77
Show 18549+5823 STI2397 235 14.4 77
Show 18575+5814 STF2438 356 0.8 80
Show 18596+5635 STI2403 92 6.4 81
Show 19012+5730 STI2405 192 22.0 85
Show 19014+5720 STI2406 106 4.1 86
Show 18527+5842 HDS2678 214 0.7 90
Show 18440+5558 STI2384 142 3.8 95
Show 18542+5535 STI2395 164 12.1 104
Show 19037+5727 ARG 33 57 10.6 105
Show 18380+5722 STI2380 4 10.3 105
Show 19039+5729 TDT1204 255 2.2 106
Show 18432+5840 TDT1017 223 0.5 107
Show 18563+5537 MLB 138 AB 63 4.9 107
Show 18399+5815 A 251 AB 53 4.0 108
Show 18399+5815 A 251 AC 78 13.5 108
Show 19035+5637 TDS 963 13 1.4 110
Show 18564+5854 TDS 955 149 0.9 110
Show 19026+5719 STI2407 43 6.1 112
Show 19035+5629 STI2409 212 5.0 113
Show 18471+5523 SIG 5 126 0.2 116
Show 18598+5543 ES 1748 54 6.6 117
Show 18499+5516 MLR 574 55 1.1 118
Show 19035+5614 ES 1749 AB 181 6.4 120
Show 19035+5614 ABH 108 AD 258 46.8 120
Show 19035+5614 ABH 108 AE 205 39.2 120
Show 19035+5614 ES 1749 BC 252 17.9 120

 
 
WDS 18510+5713 : COMPONENTS
 
 
  A
B pa=194.4°
sep=10.72"
 
 
18510+5713 A
 
 
Componente originario normalizzato AB Name HD 238947 Coord arcsec 2000 185054.55+571335.5 Mag 9.39
Spectral class F2 (yellow-white) PmRA 1.00 PmDE 31.0 SAO 31204
Tycho2 3926-01366-1 HD 238947 DM BD+57 1911
Tycho2
Tycho2 3926-01366-1 Pflag RAmdeg 282.72733054 DEmdeg 57.22653921
PmRA 1.4 PmDE 30.9 E RAmdeg 11 E DEmdeg 11
E pmRA 1.5 E pmDE 1.5 EpRAm 1990.41 EpDEm 1990.59
Num 8 Q RAmdeg 1.1 Q DEmdeg 1.8 Q pmRA 1.1
Q pmDE 1.9 BTmag 9.755 E BTmag 0.021 VTmag 9.394
E VTmag 0.019 Prox 999 TYC T HIP
CCDM RAdeg 282.72732611 DEdeg 57.22647000 EpRA 1990 1.61
EpDE 1990 1.70 E RAdeg 10.9 E DEdeg 10.7 Posflg
Corr 0.0
SAO
SAO 31204 DelFlag RA1950 PmRA1950 0.0015
DE1950 PmDE1950 0.03 Vmag 8.8 SpType F2
Double code Source 38 CatNum 10020 DM BD+57 1911
DMcomp BDsup HD 238947 M HD 0
GC RA1950rad 4.93069643 DE1950rad 0.99772164 PmRA2000 0.0022
PmDE2000 0.03
 
 
18510+5713 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 185054.22+571325.1 Mag 12.5 PmRA -11.00
PmDE -4.0 Calc delta mag 3.11 Calc coord yes