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Doubles in session


Current system
03439+2313
TRU 1
HD 23171


Nearby doubles
7' : 03434+2314
BOV 2AB

13' : 03445+2323
POU 308

18' : 03427+2320
RAO 103

19' : 03443+2331
OCC9082

21' : 03454+2312
UC 53

25' : 03454+2326
RAO 110

26' : 03437+2339
HJL1024AB

28' : 03429+2250
LDS6097

28' : 03458+2309
STF 444AB

28' : 03450+2336
LDS6106

28' : 03435+2340
BOV 3AB

30' : 03435+2244
STF 438AB

31' : 03419+2327
RAO 99

33' : 03461+2321
BOV 13

34' : 03461+2259
LDS6109

35' : 03450+2243
STF 442

35' : 03423+2247
DEA 34

41' : 03457+2242
HWE 8

41' : 03457+2345
BOV 8

42' : 03469+2313
TDS2653

43' : 03466+2255
RDR 2AB

44' : 03460+2344
BOV 10

45' : 03468+2255
BOV 16

45' : 03466+2337
OCC 297

46' : 03450+2356
LDS6105

49' : 03441+2402
HLD 172



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

03439+2313 TRU 1 (HD 23171)

 
 
03h 43m 51.65s +23° 13' 21.0" P.A. 315.00 sep 1.5 mag 10.54,11.57 Sp A2
 
 
Coord 2000 03439+2313 Discov num TRU   1 Comp Coord arcsec 2000 03 43 51.65 +23 13 21.0
Date first 1915 Date last 2015 Obs 6
Pa first 315 Pa last 315.4 P.A. Now (θ) 315.4°
Sep first 1.6 Sep last 1.53 Sep. Now (ρ) 1.53"
Mag pri 10.54 Mag sec 11.57 delta mag (ΔM) 1.03 Spectral class A2 (white)
Pri motion ra -005 Sec motion ra -005
Pri motion dec -003 Sec motion dec -003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 23171 Constellation Taurus Tycho2 1799-01135-1 Gaia DR2 65063192552177664
HD 23171 ADS 2721
 
 
WDS 03439+2313 TRU 1 (HD 23171) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Tru1921 P+ - Trumpler, R. 1921PASP...33..270T
Tru1921 +Ma PASP 33, 270, 1921
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03439+2313 TRU 1 1991 4 314 1.5 10.54 11.57 A2 034351.65+231321.0
03439+2313 TRU 1 2009 5 315 1.5 10.54 11.57 A2 034351.65+231321.0
03439+2313 TRU 1 2015 6 315 1.5 10.54 11.57 A2 034351.65+231321.0

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

 
 
WDS 03439+2313 TRU 1 (HD 23171) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 03439+2313 TRU 1 (HD 23171) : MEASURES
 
 
No records found.

 
 
WDS 03439+2313 (HD 23171) : VIRTUAL EYEPIECE
 
 

03439+2313 TRU 1A mag 10.54 Sp A2 03439+2313 TRU 1B sep 1.5 P.A. 317.80 mag 11.57 virtual eyepiece
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Radius:
Components only
 
 
WDS 03439+2313 (HD 23171) : ALADIN DSS IMAGE @ 03h 43m 51.65s +23° 13' 21.0"
 
 
 
 
WDS 03439+2313 TRU 1 (HD 23171) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

03439+2313 TRU 1 distance=0' 03434+2314 BOV 2AB distance=7' 03434+2314 MET 31AC distance=7' 03434+2314 BOV 2AD distance=7' 03445+2323 POU 308 distance=13' 03427+2320 RAO 103 distance=18' 03443+2331 OCC9082 distance=19' 03454+2312 UC 53 distance=21' 03454+2326 RAO 110 distance=25' 03437+2339 CHR 11Aa,Ab distance=26' 03437+2339 HJL1024AB distance=26' 03429+2250 LDS6097 distance=28' 03458+2309 STF 444AB distance=28' 03458+2309 SKF 837AC distance=28' 03450+2336 LDS6106 distance=28' 03435+2340 BOV 3AB distance=28' 03435+2340 MET 32AC distance=28' 03435+2244 OCC 97Aa,Ab distance=30' 03435+2244 STF 438AB distance=30' 03419+2327 RAO 99 distance=31' 03461+2321 BOV 13 distance=33' 03461+2259 LDS6109 distance=34' 03450+2243 STF 442 distance=35' 03423+2247 DEA 34 distance=35' 03457+2242 HWE 8 distance=41' 03457+2345 BOV 8 distance=41' 03469+2313 TDS2653 distance=42' 03466+2255 RDR 2AB distance=43' 03460+2344 BOV 10 distance=44' 03468+2255 BOV 16 distance=45' 03466+2337 OCC 297 distance=45' 03450+2356 LDS6105 distance=46' 03441+2402 HLD 172 distance=49' 03405+2333 LDS6093 distance=51' 03442+2406 BAR 3AB distance=54' 03442+2406 LV 17AC distance=54' 03454+2402 HL 10AB distance=54' 03454+2402 HL 10AC distance=54' 03473+2344 BOV 17CF distance=54' 03471+2343 OCC9083 distance=54' 03444+2408 DAM1306AC distance=56' 03463+2357 HL 15AB (Merope) distance=56' 03463+2357 HL 15AC (Merope) distance=56' 03463+2357 DRS 4Aa,Ab (Merope) distance=56' 03449+2407 HL 7AB (Electra) distance=56' 03449+2407 HL 7AC (Electra) distance=56' 03449+2407 HL 7AD (Electra) distance=56' 03449+2407 HL 7AE (Electra) distance=56' 03449+2407 OCC 424Aa,Ab distance=56' 03449+2407 OCC 424Aa,Ac distance=56' 03477+2256 BOV 20 distance=56' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 03439+2313 TRU 1 315 1.5
Show 03434+2314 BOV 2 AB 213 3.6 7
Show 03434+2314 MET 31 AC 243 10.1 7
Show 03434+2314 BOV 2 AD 140 16.5 7
Show 03445+2323 POU 308 19 6.8 13
Show 03427+2320 RAO 103 185 1.2 18
Show 03443+2331 OCC9082 -1 0.2 19
Show 03454+2312 UC 53 141 57.4 21
Show 03454+2326 RAO 110 234 3.4 25
Show 03437+2339 CHR 11 Aa,Ab 222 0.0 26
Show 03437+2339 HJL1024 AB 175 196.7 26
Show 03429+2250 LDS6097 40 5.1 28
Show 03458+2309 STF 444 AB 338 3.4 28
Show 03458+2309 SKF 837 AC 153 16.5 28
Show 03450+2336 LDS6106 323 25.1 28
Show 03435+2340 BOV 3 AB 187 4.2 28
Show 03435+2340 MET 32 AC 68 10.7 28
Show 03435+2244 OCC 97 Aa,Ab -1 0.1 30
Show 03435+2244 STF 438 AB 242 1.7 30
Show 03419+2327 RAO 99 84 0.9 31
Show 03461+2321 BOV 13 114 4.7 33
Show 03461+2259 LDS6109 80 36.4 34
Show 03450+2243 STF 442 268 2.5 35
Show 03423+2247 DEA 34 320 122.9 35
Show 03457+2242 HWE 8 136 25.3 41
Show 03457+2345 BOV 8 180 0.6 41
Show 03469+2313 TDS2653 359 0.5 42
Show 03466+2255 RDR 2 AB 228 2.6 43
Show 03460+2344 BOV 10 217 0.3 44
Show 03468+2255 BOV 16 220 1.1 45
Show 03466+2337 OCC 297 -1 0.1 45
Show 03450+2356 LDS6105 109 37.4 46
Show 03441+2402 HLD 172 308 5.7 49
Show 03405+2333 LDS6093 93 26.2 51
Show 03442+2406 BAR 3 AB 158 1.8 54
Show 03442+2406 LV 17 AC 212 16.3 54
Show 03454+2402 HL 10 AB 357 123.1 54
Show 03454+2402 HL 10 AC 137 139.5 54
Show 03473+2344 BOV 17 CF 78 1.2 54
Show 03471+2343 OCC9083 61 0.6 54
Show 03444+2408 DAM1306 AC 267 3.8 56
Show Merope 03463+2357 HL 15 AB 180 110.6 56
Show Merope 03463+2357 HL 15 AC 336 146.7 56
Show Merope 03463+2357 DRS 4 Aa,Ab 111 0.3 56
Show Electra 03449+2407 HL 7 AB 144 99.1 56
Show Electra 03449+2407 HL 7 AC 121 142.9 56
Show Electra 03449+2407 HL 7 AD 193 216.2 56
Show Electra 03449+2407 HL 7 AE 346 186.8 56
Show 03449+2407 OCC 424 Aa,Ab -1 1.5 56
Show 03449+2407 OCC 424 Aa,Ac -1 0.2 56
Show 03477+2256 BOV 20 5 0.1 56

 
 
WDS 03439+2313 : COMPONENTS
 
 
  A
B pa=317.8°
sep=1.47"
 
 
03439+2313 A
 
 
Componente originario normalizzato AB Name HD 23171 Coord arcsec 2000 034351.65+231321.0 Mag 10.54
Spectral class A2 (white) PmRA -5.00 PmDE -3.0 Tycho2 1799-01135-1
HD 23171 ADS 2721 DM BD+22 536
Tycho2
Tycho2 1799-01135-1 Pflag P RAmdeg 55.96521432 DEmdeg 23.22249904
PmRA -4.5 PmDE -2.6 E RAmdeg 26 E DEmdeg 34
E pmRA 1.7 E pmDE 1.7 EpRAm 1989.20 EpDEm 1987.14
Num 3 Q RAmdeg 0.4 Q DEmdeg 0.7 Q pmRA 0.4
Q pmDE 0.6 BTmag 10.811 E BTmag 0.047 VTmag 10.537
E VTmag 0.052 Prox 15 TYC T HIP
CCDM RAdeg 55.96529528 DEdeg 23.22244361 EpRA 1990 1.69
EpDE 1990 1.47 E RAdeg 26.2 E DEdeg 35.3 Posflg D
Corr -0.2
 
 
03439+2313 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 034351.58+231322.1 Mag 11.57 PmRA -5.00
PmDE -3.0 Tycho2 1799-01135-2 Calc delta mag 1.03 Calc coord yes
Tycho2
Tycho2 1799-01135-2 Pflag P RAmdeg 55.96521432 DEmdeg 23.22249904
PmRA -4.5 PmDE -2.6 E RAmdeg 26 E DEmdeg 34
E pmRA 1.7 E pmDE 1.7 EpRAm 1989.20 EpDEm 1987.14
Num 3 Q RAmdeg 0.4 Q DEmdeg 0.7 Q pmRA 0.4
Q pmDE 0.6 BTmag 11.728 E BTmag 0.090 VTmag 11.570
E VTmag 0.135 Prox 15 TYC HIP
CCDM RAdeg 55.96497306 DEdeg 23.22273056 EpRA 1990 1.70
EpDE 1990 1.47 E RAdeg 58.0 E DEdeg 80.0 Posflg D
Corr -0.2