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Doubles in session


Current system
16177+5454
TDS 808
HD 238548


Nearby doubles
23' : 16171+5516
BLA 3

41' : 16147+5526
SKF 279

44' : 16187+5412
CVR1662

52' : 16132+5422
TDS9800

54' : 16238+5441
TDS9878

62' : 16243+5520
SKF 242

66' : 16103+5439
ES 967

67' : 16225+5402
TDS9868

73' : 16140+5350
LDS4655

74' : 16194+5606
STI2338

76' : 16254+5418
BWL 43

82' : 16271+5457
CVR 821

85' : 16255+5547
UC 3167

88' : 16195+5620
CVR 184

90' : 16128+5613
SLW1167

92' : 16122+5613
SLW1166

95' : 16276+5415
ES 630

98' : 16065+5441
MLB 135

106' : 16055+5504
CVR 811

107' : 16055+5511
TOI4045

109' : 16081+5605
STI2331

114' : 16051+5426
ES 743

115' : 16306+5521
STI2342

119' : 16065+5604
YSC 110

124' : 16319+5435
CVR 828

130' : 16248+5649
STI2340



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

16177+5454 TDS 808 (HD 238548)

 
 
16h 17m 43.94s +54° 54' 08.2" P.A. 185.00 sep 1.0 mag 10.16,11.01 Sp F2
 
 
Coord 2000 16177+5454 Discov num TDS 808 Comp Coord arcsec 2000 16 17 43.94 +54 54 08.2
Date first 1991 Date last 2015 Obs 3
Pa first 179 Pa last 185 P.A. Now (θ) 185°
Sep first 1.0 Sep last 1.042 Sep. Now (ρ) 1.042"
Mag pri 10.16 Mag sec 11.01 delta mag (ΔM) 0.85 Spectral class F2 (yellow-white)
Pri motion ra -053 Sec motion ra -053
Pri motion dec +045 Sec motion dec +045
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 238548 Constellation Draco SAO 29876 Tycho2 3877-02134-1
Gaia DR2 1429370343084925696 HD 238548
 
 
WDS 16177+5454 TDS 808 (HD 238548) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
TDS Tycho Double Star (from additional DD list) ...................
TDT Tycho Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16177+5454 TDS 808 1991 1 179 1.0 10.16 11.01 161743.94+545408.2
16177+5454 TDS 808 2010 2 186 1.0 10.16 11.01 161743.94+545408.2
16177+5454 TDS 808 2015 3 185 1.0 10.16 11.01 F2 161743.94+545408.2

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

 
 
WDS 16177+5454 TDS 808 (HD 238548) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16177+5454 TDS 808 (HD 238548) : MEASURES
 
 
No records found.

 
 
WDS 16177+5454 (HD 238548) : VIRTUAL EYEPIECE
 
 

16177+5454 TDS 808A mag 10.16 Sp F2 16177+5454 TDS 808B sep 1.0 P.A. 182.90 mag 11.01 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 16177+5454 (HD 238548) : ALADIN DSS IMAGE @ 16h 17m 43.94s +54° 54' 08.2"
 
 
 
 
WDS 16177+5454 TDS 808 (HD 238548) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16177+5454 TDS 808 distance=0' 16171+5516 BLA 3 distance=23' 16147+5526 SKF 279 distance=41' 16187+5412 CVR1662 distance=44' 16132+5422 TDS9800 distance=52' 16238+5441 TDS9878 distance=54' 16243+5520 SKF 242 distance=62' 16103+5439 ES 967 distance=66' 16225+5402 TDS9868 distance=67' 16140+5350 LDS4655 distance=73' 16194+5606 STI2338 distance=74' 16254+5418 BWL 43 distance=76' 16271+5457 CVR 821 distance=82' 16255+5547 UC 3167 distance=85' 16195+5620 CVR 184 distance=88' 16128+5613 SLW1167 distance=90' 16122+5613 SLW1166 distance=92' 16276+5415 ES 630 distance=95' 16065+5441 MLB 135 distance=98' 16055+5504 CVR 811 distance=106' 16055+5511 TOI4045 distance=107' 16081+5605 STI2331 distance=109' 16051+5426 ES 743 distance=114' 16306+5521 STI2342 distance=115' 16065+5604 YSC 110 distance=119' 16319+5435 CVR 828 distance=124' 16248+5649 STI2340 distance=130' 16029+5427 LDS4627 distance=132' 16313+5557 MLR 636 distance=132' 16243+5658 KPP3997 distance=136' 16334+5524 STI2343 distance=138' 16289+5636 ARG 102 distance=140' 16286+5644 STF2060 distance=143' 16058+5637 ARG 29 distance=144' 16160+5718 STI2335 distance=145' 16317+5327 SKF1645 distance=151' 16350+5431 NSN 681 distance=152' 16004+5431 HU 154 distance=153' 16204+5223 FAR 45AB distance=153' 16204+5223 FAR 45AC distance=153' 16061+5652 TDS 802 distance=154' 16178+5730 STI2336 distance=157' 16192+5736 A 1137 distance=163' 16366+5502 TDS 824 distance=163' 16355+5403 GRV1221 distance=164' 15590+5435 TDS9709 distance=164' 16338+5626 CVR 833 distance=165' 15599+5557 CVR1658 distance=165' 16000+5340 GRV1120 distance=168' 16012+5626 KPP3977 distance=168' 16249+5218 LDS4670AB distance=169' 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 16177+5454 TDS 808 185 1.0
Show 16171+5516 BLA 3 9 0.1 23
Show 16147+5526 SKF 279 203 3.8 41
Show 16187+5412 CVR1662 351 4.1 44
Show 16132+5422 TDS9800 41 0.9 52
Show 16238+5441 TDS9878 289 2.1 54
Show 16243+5520 SKF 242 126 15.0 62
Show 16103+5439 ES 967 210 8.3 66
Show 16225+5402 TDS9868 227 0.7 67
Show 16140+5350 LDS4655 322 26.5 73
Show 16194+5606 STI2338 48 3.6 74
Show 16254+5418 BWL 43 201 5.4 76
Show 16271+5457 CVR 821 263 7.8 82
Show 16255+5547 UC 3167 235 31.1 85
Show 16195+5620 CVR 184 58 78.2 88
Show 16128+5613 SLW1167 107 18.1 90
Show 16122+5613 SLW1166 122 161.3 92
Show 16276+5415 ES 630 44 5.8 95
Show 16065+5441 MLB 135 96 3.4 98
Show 16055+5504 CVR 811 240 8.7 106
Show 16055+5511 TOI4045 45 0.3 107
Show 16081+5605 STI2331 19 6.5 109
Show 16051+5426 ES 743 12 5.6 114
Show 16306+5521 STI2342 341 11.6 115
Show 16065+5604 YSC 110 142 0.2 119
Show 16319+5435 CVR 828 118 12.7 124
Show 16248+5649 STI2340 151 4.3 130
Show 16029+5427 LDS4627 101 187.8 132
Show 16313+5557 MLR 636 272 0.6 132
Show 16243+5658 KPP3997 302 2.9 136
Show 16334+5524 STI2343 225 7.7 138
Show 16289+5636 ARG 102 53 80.5 140
Show 16286+5644 STF2060 247 3.8 143
Show 16058+5637 ARG 29 136 24.9 144
Show 16160+5718 STI2335 151 9.5 145
Show 16317+5327 SKF1645 79 3.3 151
Show 16350+5431 NSN 681 327 2.2 152
Show 16004+5431 HU 154 298 1.4 153
Show 16204+5223 FAR 45 AB 24 0.5 153
Show 16204+5223 FAR 45 AC 281 3.2 153
Show 16061+5652 TDS 802 306 0.9 154
Show 16178+5730 STI2336 161 3.4 157
Show 16192+5736 A 1137 204 0.6 163
Show 16366+5502 TDS 824 116 1.6 163
Show 16355+5403 GRV1221 58 9.6 164
Show 15590+5435 TDS9709 200 0.7 164
Show 16338+5626 CVR 833 131 16.8 165
Show 15599+5557 CVR1658 231 3.0 165
Show 16000+5340 GRV1120 304 9.5 168
Show 16012+5626 KPP3977 20 4.2 168
Show 16249+5218 LDS4670 AB 216 49.0 169

 
 
WDS 16177+5454 : COMPONENTS
 
 
  A
B pa=182.9°
sep=1.04"
 
 
16177+5454 A
 
 
Componente originario normalizzato AB Name HD 238548 Coord arcsec 2000 161743.94+545408.2 Mag 10.16
Spectral class F2 (yellow-white) PmRA -53.00 PmDE 45.0 SAO 29876
Tycho2 3877-02134-1 HD 238548 DM BD+55 1825
Tycho2
Tycho2 3877-02134-1 Pflag P RAmdeg 244.43308415 DEmdeg 54.90228766
PmRA -52.9 PmDE 45.0 E RAmdeg 22 E DEmdeg 23
E pmRA 1.8 E pmDE 1.9 EpRAm 1988.47 EpDEm 1988.63
Num 6 Q RAmdeg 0.7 Q DEmdeg 1.0 Q pmRA 0.7
Q pmDE 1.0 BTmag 10.723 E BTmag 0.042 VTmag 10.165
E VTmag 0.036 Prox 10 TYC T HIP
CCDM RAdeg 244.43329528 DEdeg 54.90225667 EpRA 1990 1.63
EpDE 1990 1.71 E RAdeg 23.1 E DEdeg 24.2 Posflg D
Corr -0.1
SAO
SAO 29876 DelFlag RA1950 PmRA1950 -0.0066
DE1950 PmDE1950 0.054 Vmag 9.1 SpType F2
Double code Source 38 CatNum 8737 DM BD+55 1825
DMcomp BDsup HD 238548 M HD 0
GC RA1950rad 4.2612443 DE1950rad 0.96032196 PmRA2000 -0.0059
PmDE2000 0.056
 
 
16177+5454 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 161743.93+545407.2 Mag 11.01 PmRA -53.00
PmDE 45.0 Tycho2 3877-02134-2 Calc delta mag 0.85 Calc coord yes
Tycho2
Tycho2 3877-02134-2 Pflag P RAmdeg 244.43308415 DEmdeg 54.90228766
PmRA -52.9 PmDE 45.0 E RAmdeg 22 E DEmdeg 23
E pmRA 1.8 E pmDE 1.9 EpRAm 1988.47 EpDEm 1988.63
Num 6 Q RAmdeg 0.7 Q DEmdeg 1.0 Q pmRA 0.7
Q pmDE 1.0 BTmag 11.439 E BTmag 0.070 VTmag 11.013
E VTmag 0.073 Prox 10 TYC HIP
CCDM RAdeg 244.43330417 DEdeg 54.90197694 EpRA 1990 1.62
EpDE 1990 1.71 E RAdeg 41.8 E DEdeg 43.9 Posflg D
Corr -0.1