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Current system
18481+5721
STI 2389


Nearby doubles
21' : 18459+5731
STI2386

24' : 18510+5713
STI2393

31' : 18483+5752
GAT 3AB

42' : 18458+5645
MLB 137

44' : 18438+5654
BU 465

45' : 18426+5727
STI2382

46' : 18449+5759
STI2385

52' : 18494+5811
STI2392

53' : 18463+5630
DAL 31

59' : 18433+5637
STI2383

63' : 18557+5714
TDT1129

64' : 18552+5750
HJ 2848AB

65' : 18478+5826
STI2387

67' : 18530+5816
ES 1746

68' : 18563+5713
STI2400

68' : 18486+5613
TDT1062

72' : 18569+5723
ES 1747

81' : 18569+5645
STF2433AB

82' : 18380+5722
STI2380

83' : 18549+5823
STI2397

86' : 18399+5815
A 251AB

88' : 18590+5713
STI2402

89' : 18432+5840
TDT1017

89' : 18440+5558
STI2384

90' : 18527+5842
HDS2678

92' : 18575+5814
STF2438



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

18481+5721 STI 2389

 
 
18h 48m 05.29s +57° 20' 43.7" P.A. 226.00 sep 13.9 mag 11.89,12.50
 
 
Coord 2000 18481+5721 Discov num STI2389 Comp Coord arcsec 2000 18 48 05.29 +57 20 43.7
Date first 1903 Date last 2015 Obs 11
Pa first 238 Pa last 225.8 P.A. Now (θ) 225.8°
Sep first 11.2 Sep last 13.869 Sep. Now (ρ) 13.869"
Mag pri 11.89 Mag sec 12.50 delta mag (ΔM) 0.61 Spectral class
Pri motion ra +003 Sec motion ra +000
Pri motion dec +025 Sec motion dec -008
Notes
rPM=1.316
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco Tycho2 3926-01398-1 Gaia DR2 2154033232609783936
 
 
WDS 18481+5721 STI 2389 : 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
18481+5721 STI2389 2006 4 227 13.7 11.89 12.50 D 184805.29+572043.7
18481+5721 STI2389 2010 6 227 13.7 11.89 12.50 184805.29+572043.7
18481+5721 STI2389 2015 7 226 13.9 11.89 12.50 184805.29+572043.7

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

 
 
WDS 18481+5721 STI 2389 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18481+5721 STI 2389 : MEASURES
 
 
No records found.

 
 
WDS 18481+5721 : VIRTUAL EYEPIECE
 
 

18481+5721 STI2389A mag 11.89 18481+5721 STI2389B sep 11.1 P.A. 209.00 mag 12.5 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18481+5721 : ALADIN DSS IMAGE @ 18h 48m 05.29s +57° 20' 43.7"
 
 
 
 
WDS 18481+5721 STI 2389 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18481+5721 STI2389 distance=1' 18459+5731 STI2386 distance=21' 18510+5713 STI2393 distance=24' 18483+5752 STI2390AC distance=31' 18483+5752 GAT 3AB distance=31' 18483+5752 STI2390BC distance=31' 18458+5645 MLB 137 distance=42' 18438+5654 BU 465 distance=44' 18426+5727 STI2382 distance=45' 18449+5759 STI2385 distance=46' 18494+5811 STI2392 distance=52' 18463+5630 DAL 31 distance=53' 18433+5637 STI2383 distance=59' 18557+5714 TDT1129 distance=63' 18552+5750 HJ 2848AB distance=64' 18552+5750 HJ 2848AC distance=64' 18478+5826 STI2387 distance=65' 18530+5816 ES 1746 distance=67' 18563+5713 STI2400 distance=68' 18486+5613 TDT1062 distance=68' 18569+5723 ES 1747 distance=72' 18569+5645 STF2433AB distance=81' 18569+5645 STF2433AC distance=81' 18380+5722 STI2380 distance=82' 18549+5823 STI2397 distance=83' 18399+5815 A 251AB distance=86' 18399+5815 A 251AC distance=86' 18590+5713 STI2402 distance=88' 18432+5840 TDT1017 distance=89' 18440+5558 STI2384 distance=89' 18527+5842 HDS2678 distance=90' 18575+5814 STF2438 distance=92' 19000+5658 KPP3333 distance=100' 18414+5849 STI2381 distance=104' 18596+5635 STI2403 distance=105' 19012+5730 STI2405 distance=107' 19014+5720 STI2406 distance=108' 18390+5559 A 1380AB distance=111' 18390+5559 A 1380AB,C distance=111' 18564+5854 TDS 955 distance=115' 18426+5532 ISO 7Aa,Ab distance=118' 18426+5532 H 6 37AB distance=118' 18426+5532 H 6 37AC distance=118' 18449+5916 UC 3661 distance=118' 18542+5535 STI2395 distance=119' 18471+5523 SIG 5 distance=119' 18469+5920 STF2410 distance=120' 18459+5924 MLB1079BC distance=124' 18459+5924 MLB1079AB distance=124' 18563+5537 MLB 138AB distance=125' 18512+5923 STF2420AB distance=125' 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 18481+5721 STI2389 226 13.9 1
Show 18459+5731 STI2386 9 17.3 21
Show 18510+5713 STI2393 205 11.5 24
Show 18483+5752 STI2390 AC 100 5.1 31
Show 18483+5752 GAT 3 AB 117 2.3 31
Show 18483+5752 STI2390 BC 85 2.9 31
Show 18458+5645 MLB 137 165 2.0 42
Show 18438+5654 BU 465 289 2.7 44
Show 18426+5727 STI2382 138 12.4 45
Show 18449+5759 STI2385 143 12.4 46
Show 18494+5811 STI2392 142 5.3 52
Show 18463+5630 DAL 31 265 49.3 53
Show 18433+5637 STI2383 342 14.5 59
Show 18557+5714 TDT1129 14 0.5 63
Show 18552+5750 HJ 2848 AB 289 6.5 64
Show 18552+5750 HJ 2848 AC 52 30.0 64
Show 18478+5826 STI2387 84 12.4 65
Show 18530+5816 ES 1746 114 1.8 67
Show 18563+5713 STI2400 138 13.1 68
Show 18486+5613 TDT1062 305 0.8 68
Show 18569+5723 ES 1747 348 1.8 72
Show 18569+5645 STF2433 AB 122 7.4 81
Show 18569+5645 STF2433 AC 140 39.5 81
Show 18380+5722 STI2380 4 10.3 82
Show 18549+5823 STI2397 235 14.4 83
Show 18399+5815 A 251 AB 53 4.0 86
Show 18399+5815 A 251 AC 78 13.5 86
Show 18590+5713 STI2402 56 4.4 88
Show 18432+5840 TDT1017 223 0.5 89
Show 18440+5558 STI2384 142 3.8 89
Show 18527+5842 HDS2678 214 0.7 90
Show 18575+5814 STF2438 356 0.8 92
Show 19000+5658 KPP3333 278 6.9 100
Show 18414+5849 STI2381 139 8.7 104
Show 18596+5635 STI2403 92 6.4 105
Show 19012+5730 STI2405 192 22.0 107
Show 19014+5720 STI2406 106 4.1 108
Show 18390+5559 A 1380 AB 20 1.0 111
Show 18390+5559 A 1380 AB,C 332 11.8 111
Show 18564+5854 TDS 955 149 0.9 115
Show 18426+5532 ISO 7 Aa,Ab 135 0.2 118
Show 18426+5532 H 6 37 AB 158 147.0 118
Show 18426+5532 H 6 37 AC 340 331.2 118
Show 18449+5916 UC 3661 240 24.1 118
Show 18542+5535 STI2395 164 12.1 119
Show 18471+5523 SIG 5 126 0.2 119
Show 18469+5920 STF2410 85 1.7 120
Show 18459+5924 MLB1079 BC 279 7.4 124
Show 18459+5924 MLB1079 AB 203 34.1 124
Show 18563+5537 MLB 138 AB 63 4.9 125
Show 18512+5923 STF2420 AB 316 37.6 125

 
 
WDS 18481+5721 : COMPONENTS
 
 
  A
B pa=209.0°
sep=11.06"
 
 
18481+5721 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184805.29+572043.7 Mag 11.89 PmRA 3.00
PmDE 25.0 Tycho2 3926-01398-1
Tycho2
Tycho2 3926-01398-1 Pflag RAmdeg 282.02202032 DEmdeg 57.34548546
PmRA 11.3 PmDE 28.1 E RAmdeg 81 E DEmdeg 82
E pmRA 2.9 E pmDE 3.1 EpRAm 1981.82 EpDEm 1982.43
Num 4 Q RAmdeg 1.8 Q DEmdeg 0.8 Q pmRA 1.9
Q pmDE 0.8 BTmag 12.892 E BTmag 0.245 VTmag 11.890
E VTmag 0.158 Prox 999 TYC HIP
CCDM RAdeg 282.02197222 DEdeg 57.34542028 EpRA 1990 1.65
EpDE 1990 1.67 E RAdeg 85.9 E DEdeg 86.9 Posflg
Corr -0.1
 
 
18481+5721 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184804.63+572034.0 Mag 12.5 PmRA 0.00
PmDE -8.0 Calc delta mag 0.61 Calc coord yes