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Doubles in session


Current system
16073-6255
EVS 27 AB
U TrA


Nearby doubles
18' : 16079-6237
LDS 549

35' : 16107-6228
KPP2979

39' : 16039-6325
RST 808

39' : 16034-6322
B 859

39' : 16100-6329
COO 192

41' : 16101-6219
RST5044

46' : 16139-6301
B 1801

50' : 16053-6207
RST5041

56' : 16005-6325
B 856

58' : 15592-6310
KPP 891

60' : 16161-6251
B 2804AB

61' : 16012-6339
B 857

62' : 16146-6332
RST 821

64' : 16156-6321
RST 822

65' : 16070-6150
RST5043

67' : 16012-6347
EVS 26AB

69' : 16040-6151
TDS9745

70' : 16166-6228
B 2805

72' : 16154-6341
R 274

72' : 15568-6258
LDS 544

72' : 16044-6146
RST5039

73' : 16173-6321
RST 827

75' : 16045-6144
RST5040

75' : 16099-6143
TDS9779

75' : 16119-6403
B 863

75' : 16025-6147
TDS 798



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

16073-6255 EVS 27 AB (U TrA)

 
 
16h 07m 19.01s -62° 54' 38.0" P.A. 256.00 sep 13.5 mag 7.88,17.31 Sp F8Ib/II dist. 961.54 pc (3136.54 l.y.)
 
 
Coord 2000 16073-6255 Discov num EVS  27 Comp AB Coord arcsec 2000 16 07 19.01 -62 54 38.0
Date first 1998 Date last 2015 Obs 3
Pa first 258 Pa last 256.2 P.A. Now (θ) 256.2°
Sep first 12.8 Sep last 13.486 Sep. Now (ρ) 13.486"
Mag pri 7.88 Mag sec 17.31 delta mag (ΔM) 9.43 Spectral class F8Ib/II (yellow-white)
Pri motion ra -001 Sec motion ra
Pri motion dec -001 Sec motion dec
Notes N U (See Notes, Proper motion indicates non-physical)
This double is not physical.
 
 
16073-6255 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show U TrA 253430 16 07 19 -62 54 38 EVS 27 AB 2015 3 256 13.5 7.88 17.31 9.43 <===
Show 253430 16 07 19 -62 54 38 EVS 27 AC 2015 2 0 20.6 7.88 17.74 9.86
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name U TrA Constellation Triangulum Australe SAO 253430 HIP 78978
Tycho2 9040-00921-1 Gaia DR2 5829232354047904256 HD 143999 GC 21614
CD CD-62 1019 CP CP-62 5187 Distance 961.54 Distance ly 3136.54
 
 
WDS 16073-6255 EVS 27 AB (U TrA) : NOTES
 
 
discov_num notes refcode
EVS 27 Primary is the Cepheid U TrA. Evs2016a
 
 
REFERENCES
 
 
refcode metd author reference
Evs2016a H3 - Evans, N.R., Bond, H.E., Schaefer, G.H., Mason, B.D., Tingle, E., Karovska, M., & 2016AJ....151..129E
Evs2016a Pillitteri, I.
Evs2016a AJ 151, 129, 2016
Evs2016a (some theta values replaced with more precise values from Evs2016b) 2016AJ....151..108E
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16073-6255 EVS 27 AB 2011 2 256 13.4 7.88 17.31 F8Ib/II NU 160719.01-625438.0
16073-6255 EVS 27 AB 2015 3 256 13.5 7.88 17.31 F8Ib/II NU 160719.01-625438.0

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

 
 
WDS 16073-6255 EVS 27 AB (U TrA) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16073-6255 EVS 27 AB (U TrA) : MEASURES
 
 
No records found.

 
 
WDS 16073-6255 (U TrA) : VIRTUAL EYEPIECE
 
 

16073-6255 EVS 27A mag 7.88 Sp F8Ib/II 16073-6255 EVS 27B sep 6.8 P.A. 241.70 mag 17.31 16073-6255 EVS 27C sep 20.6 P.A. 0.10 mag 17.74 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 16073-6255 (U TrA) : ALADIN DSS IMAGE @ 16h 07m 19.01s -62° 54' 38.0"
 
 
 
 
WDS 16073-6255 EVS 27 AB (U TrA) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16073-6255 EVS 27AB distance=0' 16079-6237 LDS 549 distance=18' 16107-6228 KPP2979 distance=35' 16039-6325 RST 808 distance=39' 16034-6322 B 859 distance=39' 16100-6329 COO 192 distance=39' 16101-6219 RST5044 distance=41' 16139-6301 B 1801 distance=46' 16053-6207 RST5041 distance=50' 16005-6325 B 856 distance=56' 15592-6310 KPP 891 distance=58' 16161-6251 B 2804AB distance=60' 16161-6251 B 2804BC distance=61' 16012-6339 B 857 distance=61' 16146-6332 RST 821 distance=62' 16156-6321 RST 822 distance=64' 16070-6150 RST5043 distance=65' 16012-6347 EVS 26AB distance=67' 16012-6347 EVS 26AC distance=67' 16040-6151 TDS9745 distance=69' 16166-6228 B 2805 distance=70' 16154-6341 R 274 distance=72' 15568-6258 LDS 544 distance=72' 16044-6146 RST5039 distance=72' 16173-6321 RST 827 distance=73' 16045-6144 RST5040 distance=75' 16099-6143 TDS9779 distance=75' 16119-6403 B 863 distance=75' 16025-6147 TDS 798 distance=75' 16173-6328 TDS9821 distance=76' 16149-6358 KPP3991 distance=82' 16085-6130 I 556 distance=85' 16200-6253 B 2382 distance=87' 16202-6259 TDS9847 distance=89' 15551-6326 LDS 542 distance=89' 16134-6417 HDS2292 distance=93' 16040-6425 RST 807 distance=93' 15556-6345 TDS9691 distance=94' 15537-6311 RST5400AB distance=95' 15537-6311 HLN 37AC distance=95' 16019-6424 HDS2260 distance=97' 16190-6353 RST 829 distance=98' 15529-6307 HDS2236AB distance=99' 16022-6430 NZO 69AB distance=102' 16221-6259 B 1806 distance=102' 16163-6135 TDS9817 distance=102' 16000-6424 I 552AB distance=102' 16000-6424 I 552AC distance=102' 16118-6433 B 862 distance=103' 15575-6414 B 853 distance=103' 16227-6303 B 2808AB distance=105' 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 16073-6255 EVS 27 AB 256 13.5
Show 16073-6255 EVS 27 AC 20.6
Show 16079-6237 LDS 549 180 8.0 18
Show 16107-6228 KPP2979 91 4.9 35
Show 16039-6325 RST 808 69 3.8 39
Show 16034-6322 B 859 358 7.6 39
Show 16100-6329 COO 192 164 15.9 39
Show 16101-6219 RST5044 219 2.2 41
Show 16139-6301 B 1801 243 1.2 46
Show 16053-6207 RST5041 94 3.9 50
Show 16005-6325 B 856 309 3.6 56
Show 15592-6310 KPP 891 292 7.4 58
Show 16161-6251 B 2804 AB 82 31.5 60
Show 16161-6251 B 2804 BC 168 5.7 61
Show 16012-6339 B 857 226 4.2 61
Show 16146-6332 RST 821 326 1.7 62
Show 16156-6321 RST 822 5 2.6 64
Show 16070-6150 RST5043 11 3.8 65
Show 16012-6347 EVS 26 AB 49 15.1 67
Show 16012-6347 EVS 26 AC 1 17.7 67
Show 16040-6151 TDS9745 43 10.0 69
Show 16166-6228 B 2805 215 4.6 70
Show 16154-6341 R 274 120 37.5 72
Show 15568-6258 LDS 544 67 16.2 72
Show 16044-6146 RST5039 309 1.5 72
Show 16173-6321 RST 827 336 3.8 73
Show 16045-6144 RST5040 65 0.6 75
Show 16099-6143 TDS9779 307 1.9 75
Show 16119-6403 B 863 6.1 75
Show 16025-6147 TDS 798 58 0.8 75
Show 16173-6328 TDS9821 120 1.0 76
Show 16149-6358 KPP3991 124 4.0 82
Show 16085-6130 I 556 323 1.3 85
Show 16200-6253 B 2382 46 1.0 87
Show 16202-6259 TDS9847 250 0.5 89
Show 15551-6326 LDS 542 233 152.1 89
Show 16134-6417 HDS2292 333 10.4 93
Show 16040-6425 RST 807 320 0.9 93
Show 15556-6345 TDS9691 124 0.8 94
Show 15537-6311 RST5400 AB 194 3.6 95
Show 15537-6311 HLN 37 AC 181 9.1 95
Show 16019-6424 HDS2260 8 0.2 97
Show 16190-6353 RST 829 79 3.2 98
Show 15529-6307 HDS2236 AB 142 0.6 99
Show 16022-6430 NZO 69 AB 3 6.1 102
Show 16221-6259 B 1806 167 0.3 102
Show 16163-6135 TDS9817 309 0.5 102
Show 16000-6424 I 552 AB 349 0.9 102
Show 16000-6424 I 552 AC 118 30.4 102
Show 16118-6433 B 862 299 1.4 103
Show 15575-6414 B 853 31 1.5 103

 
 
WDS 16073-6255 : COMPONENTS
 
 
  A B
B pa=241.7°
sep=6.78"
 
C pa=0.1°
sep=20.61"
pa=14.1°
sep=24.57"
 
 
16073-6255 A
 
 
Name U TrA Coord arcsec 2000 160719.01-625438.0 Mag 7.88 Spectral class F8Ib/II (yellow-white)
PmRA -1.00 PmDE -1.0 SAO 253430 HIP 78978
Tycho2 9040-00921-1 HD 143999 GC 21614 CD CD-62 1019
CP CP-62 5187
Tycho2
Tycho2 9040-00921-1 Pflag RAmdeg 241.82918217 DEmdeg -62.91056276
PmRA -2.1 PmDE -2.9 E RAmdeg 7 E DEmdeg 6
E pmRA 1.5 E pmDE 1.4 EpRAm 1990.71 EpDEm 1990.99
Num 11 Q RAmdeg 0.9 Q DEmdeg 0.8 Q pmRA 0.9
Q pmDE 0.8 BTmag 8.736 E BTmag 0.018 VTmag 8.020
E VTmag 0.012 Prox 810 TYC T HIP 78978
CCDM RAdeg 241.82919250 DEdeg -62.91055611 EpRA 1990 1.52
EpDE 1990 1.61 E RAdeg 6.7 E DEdeg 5.9 Posflg
Corr 0.1
SAO
SAO 253430 DelFlag RA1950 PmRA1950 0.0045
DE1950 PmDE1950 -0.019 Vmag SpType F5
Double code Source 70 CatNum 21614 DM CP-62 5187
DMcomp BDsup HD 143999 M HD 0
GC 21614 RA1950rad 4.20123899 DE1950rad -1.09566262 PmRA2000 0.0034
PmDE2000 -0.016
Hipparcos
Catalog H HIP 78978 Proxy RAhms 16 07 19.01
DEdms -62 54 38.0 Vmag 8.06 VarFlag 3 R Vmag H
RAdeg 241.829 DEdeg -62.9106 AstroRef Plx 1.31
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 143999 BD
CD CD-62 1019 CP CP-62 5187 Dm number -62 1019 VIred 0.59
SpType F8Ib/II R SpType Coord arcsec 2000 160719.01-625438.0
Hipparcos 2
HIP 78978 Sn 5 So 0 Nc 1
RArad 4.220715645 DErad -1.0979962998 Plx 1.04 PmRA -0.93
PmDE -1.06 E RArad 0.71 E DErad 0.8 E Plx 1.13
E pmRA 0.9 E pmDE 1.03 Hpmag 8.1773 E Hpmag 0.0495
SHp 0.288 VA 1 BV 0.59 E BV 0.021
VI 0.66
 
 
16073-6255 B
 
 
Coord arcsec 2000 160718.14-625441.2 Mag 17.31 Calc delta mag 9.43 Calc coord yes
 
 
16073-6255 C
 
 
Coord arcsec 2000 160719.01-625417.4 Mag 17.74 Calc delta mag 9.86 Calc coord yes