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Doubles in session


Current system
17305-7455
TDT 390


Nearby doubles
18' : 17260-7457
B 2836

33' : 17374-7513
TDT 439

40' : 17367-7526
NSN 350

44' : 17343-7414
B 2839

44' : 17270-7413
TDT 358

46' : 17395-7426
TDT 456

47' : 17424-7456
HEI 550

48' : 17331-7541
R 301

51' : 17269-7543
TDT 356

57' : 17292-7551
HJ 4933

58' : 17452-7459
B 2048

58' : 17348-7400
HEI 391

62' : 17155-7514
TDT 291

63' : 17149-7442
SWR 215

67' : 17184-7408
UC 3320

71' : 17141-7427
TDT 280

74' : 17426-7400
TDT 474

75' : 17401-7600
WIS 320

76' : 17111-7453
TDT 258

76' : 17483-7429
LDS 608

77' : 17499-7505
SWR 231

84' : 17108-7425
B 2044AB

86' : 17308-7329
HEI 390

87' : 17147-7355
TDT 286

88' : 17472-7555
TDT 505

90' : 17305-7624
UC 3358



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

17305-7455 TDT 390

 
 
17h 30m 29.06s -74° 54' 31.0" P.A. 284.00 sep 0.5 mag 10.90,11.05
 
 
Coord 2000 17305-7455 Discov num TDT 390 Comp Coord arcsec 2000 17 30 29.06 -74 54 31.0
Date first 1991 Date last 1991 Obs 1
Pa first 284 Pa last 283.9 P.A. Now (θ) 283.9°
Sep first 0.5 Sep last 0.49 Sep. Now (ρ) 0.49"
Mag pri 10.90 Mag sec 11.05 delta mag (ΔM) 0.15 Spectral class
Pri motion ra +003 Sec motion ra +003
Pri motion dec +009 Sec motion dec +009
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Apus Tycho2 9288-02181-1 Gaia DR2 5801602829433349120
 
 
WDS 17305-7455 TDT 390 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
No records found.

 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17305-7455 TDT 390 1991 1 284 0.5 10.90 11.05 173029.06-745431.0

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WDS 17305-7455 TDT 390 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17305-7455 TDT 390 : MEASURES
 
 
No records found.

 
 
WDS 17305-7455 : VIRTUAL EYEPIECE
 
 

17305-7455 TDT 390A mag 10.9 17305-7455 TDT 390B sep 0.2 P.A. 313.50 mag 11.05 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 17305-7455 : ALADIN DSS IMAGE @ 17h 30m 29.06s -74° 54' 31.0"
 
 
 
 
WDS 17305-7455 TDT 390 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17305-7455 TDT 390 distance=0' 17260-7457 B 2836 distance=18' 17374-7513 TDT 439 distance=33' 17367-7526 NSN 350 distance=40' 17343-7414 B 2839 distance=44' 17270-7413 TDT 358 distance=44' 17395-7426 TDT 456 distance=46' 17424-7456 HEI 550 distance=47' 17331-7541 R 301 distance=48' 17269-7543 TDT 356 distance=51' 17292-7551 HJ 4933 distance=57' 17452-7459 B 2048 distance=58' 17348-7400 HEI 391 distance=58' 17155-7514 TDT 291 distance=62' 17149-7442 SWR 215 distance=63' 17184-7408 UC 3320 distance=67' 17141-7427 TDT 280 distance=71' 17426-7400 TDT 474 distance=74' 17401-7600 WIS 320 distance=75' 17111-7453 TDT 258 distance=76' 17483-7429 LDS 608 distance=76' 17499-7505 SWR 231 distance=77' 17108-7425 B 2044AB distance=84' 17108-7425 LDS 582AC distance=84' 17308-7329 HEI 390 distance=86' 17147-7355 TDT 286 distance=87' 17472-7555 TDT 505 distance=88' 17305-7624 UC 3358 distance=90' 17219-7330 UC 3330 distance=92' 17207-7330 B 2832 distance=95' 17190-7331 TOB 341 distance=96' 17182-7332 TOB 340 distance=97' 17402-7324 TDT 460 distance=100' 17188-7325 B 2829 distance=102' 17161-7621 RST3071 distance=102' 17312-7310 B 2047 distance=105' 17141-7312 TDT 279 distance=123' 17110-7641 TDT 254 distance=129' 17288-7236 WFC 194 distance=139' 17141-7708 TDT 281 distance=146' 17133-7243 HJ 4914 distance=151' 17163-7233 B 2046 distance=154' 17281-7213 HEI 388 distance=162' 17170-7730 RST3072 distance=163' 17269-7211 TDT 355 distance=165' 17239-7211 RSS 439 distance=166' 17492-7227 TDT 520 distance=168' 17388-7208 HJ 4954 distance=171' 17443-7213 HDO 275 distance=172' 17148-7214 TDT 287 distance=174' 17499-7221 UC 3420 distance=175' 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 17305-7455 TDT 390 284 0.5
Show 17260-7457 B 2836 56 3.9 18
Show 17374-7513 TDT 439 122 0.5 33
Show 17367-7526 NSN 350 331 5.6 40
Show 17343-7414 B 2839 48 4.4 44
Show 17270-7413 TDT 358 355 0.5 44
Show 17395-7426 TDT 456 161 2.1 46
Show 17424-7456 HEI 550 314 1.8 47
Show 17331-7541 R 301 139 20.1 48
Show 17269-7543 TDT 356 116 2.6 51
Show 17292-7551 HJ 4933 243 17.5 57
Show 17452-7459 B 2048 165 3.0 58
Show 17348-7400 HEI 391 55 0.2 58
Show 17155-7514 TDT 291 233 0.9 62
Show 17149-7442 SWR 215 42 15.5 63
Show 17184-7408 UC 3320 64 4.0 67
Show 17141-7427 TDT 280 65 0.4 71
Show 17426-7400 TDT 474 335 0.5 74
Show 17401-7600 WIS 320 262 365.5 75
Show 17111-7453 TDT 258 211 2.8 76
Show 17483-7429 LDS 608 6 14.7 76
Show 17499-7505 SWR 231 86 29.0 77
Show 17108-7425 B 2044 AB 343 1.2 84
Show 17108-7425 LDS 582 AC 355 734.3 84
Show 17308-7329 HEI 390 272 0.7 86
Show 17147-7355 TDT 286 158 1.1 87
Show 17472-7555 TDT 505 210 0.4 88
Show 17305-7624 UC 3358 92 105.7 90
Show 17219-7330 UC 3330 310 51.8 92
Show 17207-7330 B 2832 346 5.5 95
Show 17190-7331 TOB 341 229 30.2 96
Show 17182-7332 TOB 340 244 16.3 97
Show 17402-7324 TDT 460 250 2.4 100
Show 17188-7325 B 2829 34 2.8 102
Show 17161-7621 RST3071 171 0.4 102
Show 17312-7310 B 2047 237 1.0 105
Show 17141-7312 TDT 279 138 3.8 123
Show 17110-7641 TDT 254 173 0.4 129
Show 17288-7236 WFC 194 75 7.6 139
Show 17141-7708 TDT 281 295 0.7 146
Show 17133-7243 HJ 4914 256 3.4 151
Show 17163-7233 B 2046 273 3.2 154
Show 17281-7213 HEI 388 314 1.2 162
Show 17170-7730 RST3072 278 0.8 163
Show 17269-7211 TDT 355 48 0.5 165
Show 17239-7211 RSS 439 269 10.4 166
Show 17492-7227 TDT 520 336 0.4 168
Show 17388-7208 HJ 4954 306 14.7 171
Show 17443-7213 HDO 275 63 0.7 172
Show 17148-7214 TDT 287 113 1.8 174
Show 17499-7221 UC 3420 17 20.8 175

 
 
WDS 17305-7455 : COMPONENTS
 
 
  A
B pa=313.5°
sep=0.17"
 
 
17305-7455 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 173029.06-745431.0 Mag 10.9 PmRA 3.00
PmDE 9.0 Tycho2 9288-02181-1
Tycho2
Tycho2 9288-02181-1 Pflag RAmdeg 262.62082196 DEmdeg -74.90860234
PmRA 2.9 PmDE 8.5 E RAmdeg 30 E DEmdeg 23
E pmRA 2.4 E pmDE 2.3 EpRAm 1990.04 EpDEm 1990.80
Num 3 Q RAmdeg 0.4 Q DEmdeg 1.0 Q pmRA 0.5
Q pmDE 1.0 BTmag 11.860 E BTmag 0.069 VTmag 10.355
E VTmag 0.032 Prox 469 TYC T HIP
CCDM RAdeg 262.62079611 DEdeg -74.90862167 EpRA 1990 1.56
EpDE 1990 1.80 E RAdeg 30.4 E DEdeg 22.5 Posflg
Corr 0.0
 
 
17305-7455 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 173029.03-745430.9 Mag 11.05 PmRA 3.00
PmDE 9.0 Calc delta mag 0.15 Calc coord yes