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Current system
16171-7451
TDS 9819


Nearby doubles
7' : 16178-7445
TDS9825

15' : 16200-7500
TDS9845

27' : 16108-7502
FIN 241

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B 2812

43' : 16186-7409
TDS9832

48' : 16082-7419
KPP2355

48' : 16108-7410
TDS9785

50' : 16135-7539
TDS9801

51' : 16282-7519
RST3017

57' : 16029-7443
TOB 334AB

59' : 16143-7549
GLI 225

68' : 16180-7344
TDS9828

71' : 15594-7439
TDS9714

72' : 15591-7507
UC 3099

74' : 16152-7604
SKF1591

75' : 16255-7344
TDS9891

80' : 15584-7424
HEI 791

81' : 16213-7610
UC 3157

83' : 16354-7413
TDS9987

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B 2040

85' : 16078-7608
NZO 71

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KPP2972

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TDS9735

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TDS9917

113' : 16281-7308
TDS9913



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

16171-7451 TDS 9819

 
 
16h 17m 05.94s -74° 50' 47.5" P.A. 155.00 sep 2.6 mag 11.78,12.62
 
 
Coord 2000 16171-7451 Discov num TDS9819 Comp Coord arcsec 2000 16 17 05.94 -74 50 47.5
Date first 1991 Date last 1991 Obs 1
Pa first 155 Pa last 155.2 P.A. Now (θ) 155.2°
Sep first 2.6 Sep last 2.64 Sep. Now (ρ) 2.64"
Mag pri 11.78 Mag sec 12.62 delta mag (ΔM) 0.84 Spectral class
Pri motion ra -013 Sec motion ra -013
Pri motion dec -016 Sec motion dec -016
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Apus Tycho2 9285-00755-1 Gaia DR2 5781351165281748864
 
 
WDS 16171-7451 TDS 9819 : 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
16171-7451 TDS9819 1991 1 155 2.6 11.78 12.62 161705.94-745047.5

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

 
 
WDS 16171-7451 TDS 9819 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16171-7451 TDS 9819 : MEASURES
 
 
No records found.

 
 
WDS 16171-7451 : VIRTUAL EYEPIECE
 
 

16171-7451 TDS9819A mag 11.78 16171-7451 TDS9819B sep 2.4 P.A. 173.10 mag 12.62 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 16171-7451 : ALADIN DSS IMAGE @ 16h 17m 05.94s -74° 50' 47.5"
 
 
 
 
WDS 16171-7451 TDS 9819 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16171-7451 TDS9819 distance=0' 16178-7445 TDS9825 distance=7' 16200-7500 TDS9845 distance=15' 16108-7502 FIN 241 distance=27' 16070-7453 KPP3981 distance=40' 16268-7508 B 2812 distance=42' 16186-7409 TDS9832 distance=43' 16082-7419 KPP2355 distance=48' 16108-7410 TDS9785 distance=48' 16135-7539 TDS9801 distance=50' 16282-7519 RST3017 distance=51' 16029-7443 TOB 334AB distance=57' 16029-7443 TOB 334AC distance=57' 16143-7549 GLI 225 distance=59' 16180-7344 TDS9828 distance=68' 15594-7439 TDS9714 distance=71' 15591-7507 UC 3099 distance=72' 16152-7604 SKF1591 distance=74' 16255-7344 TDS9891 distance=75' 15584-7424 HEI 791 distance=80' 16213-7610 UC 3157 distance=81' 16354-7413 TDS9987 distance=83' 16232-7331 B 2040 distance=84' 16078-7608 NZO 71 distance=85' 15585-7613 KPP2972 distance=108' 16019-7322 TDS9735 distance=109' 16287-7310 TDS9917 distance=112' 16281-7308 TDS9913 distance=113' 16101-7302 HDS2284 distance=114' 16278-7305 B 2041 distance=115' 16342-7312 TOB 335 distance=122' 15590-7633 TDS9710 distance=122' 16126-7658 RST2999 distance=128' 16175-7702 TDS9823 distance=131' 16057-7656 TDS9752 distance=132' 16367-7306 UC 3192 distance=133' 16211-7709 UC 3156 distance=139' 16112-7231 TDS9787 distance=142' 16183-7713 UC 3152 distance=142' 16123-7230 LDS 551 distance=144' 16052-7710 RST2987 distance=146' 16021-7708 TDS9736 distance=148' 16265-7229 UC 3170 distance=148' 16265-7220 TDS9905 distance=156' 16244-7217 HEI 543 distance=157' 16206-7213 UC 3155 distance=159' 16079-7213 TDS 803 distance=163' 16187-7208 KPP1530 distance=164' 16232-7745 NSN 346 distance=176' 16353-7213 UC 3187 distance=176' 16188-7750 TDS9835 distance=180' 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 16171-7451 TDS9819 155 2.6
Show 16178-7445 TDS9825 157 2.1 7
Show 16200-7500 TDS9845 67 0.6 15
Show 16108-7502 FIN 241 82 1.0 27
Show 16070-7453 KPP3981 154 1.8 40
Show 16268-7508 B 2812 55 4.8 42
Show 16186-7409 TDS9832 101 2.1 43
Show 16082-7419 KPP2355 331 20.2 48
Show 16108-7410 TDS9785 170 0.5 48
Show 16135-7539 TDS9801 132 0.5 50
Show 16282-7519 RST3017 153 1.1 51
Show 16029-7443 TOB 334 AB 38 32.2 57
Show 16029-7443 TOB 334 AC 106 33.1 57
Show 16143-7549 GLI 225 105 24.8 59
Show 16180-7344 TDS9828 23 0.5 68
Show 15594-7439 TDS9714 48 2.2 71
Show 15591-7507 UC 3099 338 51.9 72
Show 16152-7604 SKF1591 141 2.2 74
Show 16255-7344 TDS9891 166 0.5 75
Show 15584-7424 HEI 791 17 2.3 80
Show 16213-7610 UC 3157 247 44.4 81
Show 16354-7413 TDS9987 331 0.9 83
Show 16232-7331 B 2040 150 3.2 84
Show 16078-7608 NZO 71 333 2.3 85
Show 15585-7613 KPP2972 356 1.3 108
Show 16019-7322 TDS9735 333 2.6 109
Show 16287-7310 TDS9917 127 0.5 112
Show 16281-7308 TDS9913 183 2.8 113
Show 16101-7302 HDS2284 180 0.4 114
Show 16278-7305 B 2041 54 0.3 115
Show 16342-7312 TOB 335 236 21.1 122
Show 15590-7633 TDS9710 349 0.8 122
Show 16126-7658 RST2999 326 3.6 128
Show 16175-7702 TDS9823 11 0.6 131
Show 16057-7656 TDS9752 166 0.7 132
Show 16367-7306 UC 3192 263 26.5 133
Show 16211-7709 UC 3156 80 19.0 139
Show 16112-7231 TDS9787 44 1.9 142
Show 16183-7713 UC 3152 26 49.8 142
Show 16123-7230 LDS 551 120 42.6 144
Show 16052-7710 RST2987 239 1.4 146
Show 16021-7708 TDS9736 41 1.0 148
Show 16265-7229 UC 3170 179 43.8 148
Show 16265-7220 TDS9905 141 2.0 156
Show 16244-7217 HEI 543 161 0.5 157
Show 16206-7213 UC 3155 194 33.3 159
Show 16079-7213 TDS 803 172 1.7 163
Show 16187-7208 KPP1530 238 11.5 164
Show 16232-7745 NSN 346 47 2.5 176
Show 16353-7213 UC 3187 86 46.3 176
Show 16188-7750 TDS9835 117 0.5 180

 
 
WDS 16171-7451 : COMPONENTS
 
 
  A
B pa=173.1°
sep=2.41"
 
 
16171-7451 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 161705.94-745047.5 Mag 11.78 PmRA -13.00
PmDE -16.0 Tycho2 9285-00755-1
Tycho2
Tycho2 9285-00755-1 Pflag RAmdeg 244.27476695 DEmdeg -74.84652919
PmRA -12.9 PmDE -15.9 E RAmdeg 59 E DEmdeg 56
E pmRA 2.5 E pmDE 2.4 EpRAm 1985.66 EpDEm 1985.64
Num 3 Q RAmdeg 0.7 Q DEmdeg 0.5 Q pmRA 0.7
Q pmDE 0.5 BTmag 12.074 E BTmag 0.101 VTmag 11.893
E VTmag 0.140 Prox 990 TYC HIP
CCDM RAdeg 244.27488194 DEdeg -74.84649194 EpRA 1990 1.56
EpDE 1990 1.58 E RAdeg 60.9 E DEdeg 58.4 Posflg
Corr -0.1
 
 
16171-7451 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 161706.01-745049.9 Mag 12.62 PmRA -13.00
PmDE -16.0 Calc delta mag 0.84 Calc coord yes