18239-2746 VVV 4

 
 
18h 23m 51.12s -27° 46' 18.5" P.A. 166.00 sep 95.5 mag 10.50,14.50 Sp K1IV+M1.5 dist. 91.49 pc (298.44 l.y.)
 
 
Coord 2000 18239-2746 Discov num VVV   4 Comp Coord arcsec 2000 18 23 51.12 -27 46 18.5
Date first 1958 Date last 2016 Obs 11
Pa first 167 Pa last 165.9 P.A. Now (θ) 165.9°
Sep first 95.4 Sep last 95.476 Sep. Now (ρ) 95.476"
Mag pri 10.50 Mag sec 14.50 delta mag (ΔM) 4 Spectral class K1IV+M1.5 (yellow-orange/red)
Pri motion ra -127 Sec motion ra -131
Pri motion dec -212 Sec motion dec -205
Notes V (Proper motion indicates physical)
rPM=0.033 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius HIP 90154 Tycho2 6852-01436-1 Gaia DR2 4051476838257806464
HD 317479 Distance 91.49 Distance ly 298.44
 
 
WDS 18239-2746 VVV 4 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
VvS1919 Vista Variables in Via Lactea
VVV2013 E2 j Ivanov, V.D., Minniti, D., Hempel, M., Kurtev, R., Toledo, I., Saito, R.K., 2013A&A...560...21V
VVV2013 +E Alonso-Garcia, J., Beamin, J.C., Borissova, J., Catelan, M., Chene, A.-N.,
VVV2013 Emerson, J., Gonzalez, O.A., Lucas, P., Martin, E.L., Rejkuba, M. & Gromadzki, M.
VVV2013 A&A 560, 21, 2013
VVV2017 E - Kurtev, R., Gromadzki, M., Beamin, J.C., Folkes, S.L., Pena Ramirez, K., Ivanov, 2017MNRAS.464.1247K
VVV2017 V.D., Borissova, J., Villanueva, C., Minniti, D., Mendez, R., Lucas, P.W., Smith,
VVV2017 L.C., Pinfield, D.J., Kuhn, M.A., Jones, H.R.A., Antonova, A. & Yip, A.K.P.
VVV2017 MNRAS 464, 1247, 2017
VVV2017b N - Beamin, J.C., Minniti, D., Pullen, J.B., Ivanov, V.D., Bendek, E., Bayo, A., 2017MNRAS.472.3952B
VVV2017b Gromadzki, M., Kurtev, R., Lucas, P.W., & Butler, R.P.
VVV2017b MNRAS 472, 3952, 2017
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18239-2746 VVV 4 2010 7 166 95.3 10.50 14.50 K1IV+M1.5 V 182351.03-274620.7
18239-2746 VVV 4 2015 9 166 95.5 10.50 14.50 K1IV+M1.5 V 182351.12-274618.5
18239-2746 VVV 4 2016 11 166 95.5 10.50 14.50 K1IV+M1.5 V 182351.12-274618.5

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

 
 
WDS 18239-2746 VVV 4 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18239-2746 VVV 4 : MEASURES
 
 
No records found.

 
 
WDS 18239-2746 : VIRTUAL EYEPIECE
 
 

18239-2746 VVV   4A mag 10.5 Sp K1IV 18239-2746 VVV   4B sep 94.9 P.A. 167.50 mag 14.5 Sp M1.5 virtual eyepiece
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Radius:
Components only
 
 
WDS 18239-2746 : ALADIN DSS IMAGE @ 18h 23m 51.12s -27° 46' 18.5"
 
 
 
 
WDS 18239-2746 VVV 4 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


18239-2746  VVV   4 distance=0' 18259-2752  RST2051 distance=28' 18261-2740  J  2211AB distance=30' 18261-2740  J  2211AC distance=30' 18256-2724  COO 225AB distance=33' 18256-2724  SIN 109AC distance=33' 18257-2726  OCC 186 distance=33' 18264-2749  B  2865 distance=34' 18232-2825  HDS2601 distance=40' 18207-2754  TDT 809 distance=43' 18259-2713  RST2050 distance=43' 18275-2725  FIN 267 distance=54' 18225-2651  JKS  21AB distance=59' 18225-2651  JKS  21AC distance=59' 18210-2842  B  2864A,BC distance=68' 18210-2842  B  2864BC distance=69' 18286-2717  J  2214 distance=74' 18289-2716  OCC 185 distance=74' 18296-2803  SKF2128 distance=78' 18280-2651  I  1366 distance=79' 18177-2746  I  1359 distance=82' 18279-2848  RST2056 distance=83' 18206-2856  BRT3066 distance=83' 18281-2645  HDS2615AB distance=84' 18281-2645  ARY 126AC distance=84' 18176-2752  B   386 distance=84' 18176-2806  OCC 119 distance=85' 18277-2638  BU  133 distance=86' 18174-2730  HDS2585 distance=87' 18191-2644  B   387AB distance=89' 18191-2644  B   387BC distance=89' 18191-2644  B   387BD distance=89' 18174-2817  OCC 168 distance=91' 18219-2913  RST2048 distance=92' 18170-2816  OCC 116 distance=95' 18236-2610  HO  566 distance=97' 18311-2738  J  1632 distance=97' 18292-2640  B   391 distance=98' 18165-2748  RST2043 distance=99' 18312-2757  RST2060Ba,Bb distance=99' 18290-2635  WNO   6 distance=99' 18307-2700  RST2059 distance=103' 18165-2818  B  2861 distance=103' 18196-2914  I  1022 distance=104' 18244-2932  RSS  31 distance=106' 18281-2917  AAQ   3 distance=108' 18305-2848  HDS2624 distance=108' 18159-2716  J  2201AB distance=111' 18159-2716  J  2201AC distance=111' 18271-2930  B  2447 distance=113' 18265-2601  J  2212 distance=113' 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 18239-2746 VVV 4 166 95.5
Show 18259-2752 RST2051 116 1.4 28
Show 18261-2740 J 2211 AB 49 5.7 30
Show 18261-2740 J 2211 AC 196 11.4 30
Show 18256-2724 COO 225 AB 359 5.9 33
Show 18256-2724 SIN 109 AC 89 69.0 33
Show 18257-2726 OCC 186 -1 0.1 33
Show 18264-2749 B 2865 298 11.4 34
Show 18232-2825 HDS2601 221 0.2 40
Show 18207-2754 TDT 809 108 0.5 43
Show 18259-2713 RST2050 77 2.0 43
Show 18275-2725 FIN 267 343 4.9 54
Show 18225-2651 JKS 21 AB 326 22.9 59
Show 18225-2651 JKS 21 AC 48 26.4 59
Show 18210-2842 B 2864 A,BC 166 38.6 68
Show 18210-2842 B 2864 BC 313 1.7 69
Show 18286-2717 J 2214 119 5.3 74
Show 18289-2716 OCC 185 -1 0.1 74
Show 18296-2803 SKF2128 291 4.8 78
Show 18280-2651 I 1366 225 0.4 79
Show 18177-2746 I 1359 113 1.2 82
Show 18279-2848 RST2056 27 2.6 83
Show 18206-2856 BRT3066 167 2.7 83
Show 18281-2645 HDS2615 AB 186 0.3 84
Show 18281-2645 ARY 126 AC 135 54.1 84
Show 18176-2752 B 386 29 0.6 84
Show 18176-2806 OCC 119 -1 0.1 85
Show 18277-2638 BU 133 230 0.6 86
Show 18174-2730 HDS2585 83 0.2 87
Show 18191-2644 B 387 AB 37 8.5 89
Show 18191-2644 B 387 BC 164 0.8 89
Show 18191-2644 B 387 BD 321 4.7 89
Show 18174-2817 OCC 168 -1 0.1 91
Show 18219-2913 RST2048 233 0.3 92
Show 18170-2816 OCC 116 -1 0.1 95
Show 18236-2610 HO 566 143 0.5 97
Show 18311-2738 J 1632 165 5.3 97
Show 18292-2640 B 391 65 0.2 98
Show 18165-2748 RST2043 208 1.4 99
Show 18312-2757 RST2060 Ba,Bb 8 0.6 99
Show 18290-2635 WNO 6 182 41.8 99
Show 18307-2700 RST2059 5 1.9 103
Show 18165-2818 B 2861 150 8.6 103
Show 18196-2914 I 1022 242 0.8 104
Show 18244-2932 RSS 31 169 44.7 106
Show 18281-2917 AAQ 3 74 3.5 108
Show 18305-2848 HDS2624 230 0.1 108
Show 18159-2716 J 2201 AB 232 6.0 111
Show 18159-2716 J 2201 AC 7 11.2 111
Show 18271-2930 B 2447 222 8.8 113
Show 18265-2601 J 2212 302 5.3 113

 
 
WDS 18239-2746 : COMPONENTS
 
 
  A
B pa=167.5°
sep=94.86"
 
 
18239-2746 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 182351.12-274618.5 Mag 10.5 Spectral class K1IV (yellow-orange)
PmRA -127.00 PmDE -212.0 HIP 90154 Tycho2 6852-01436-1
HD 317479
Tycho2
Tycho2 6852-01436-1 Pflag RAmdeg 275.96301986 DEmdeg -27.77184456
PmRA -129.8 PmDE -217.2 E RAmdeg 42 E DEmdeg 55
E pmRA 2.7 E pmDE 2.5 EpRAm 1987.42 EpDEm 1981.65
Num 4 Q RAmdeg 1.5 Q DEmdeg 1.0 Q pmRA 1.5
Q pmDE 1.0 BTmag 11.581 E BTmag 0.096 VTmag 10.551
E VTmag 0.066 Prox 999 TYC HIP 90154
CCDM RAdeg 275.96334639 DEdeg -27.77135361 EpRA 1990 1.89
EpDE 1990 1.82 E RAdeg 44.2 E DEdeg 63.0 Posflg
Corr -0.1
Hipparcos
Catalog H HIP 90154 Proxy RAhms 18 23 51.21
DEdms -27 46 16.7 Vmag 10.4 VarFlag R Vmag G
RAdeg 275.963 DEdeg -27.7713 AstroRef Plx 12.3
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD BD
CD CP Dm number VIred 0.97
SpType R SpType Coord arcsec 2000 182351.21-274616.7
Hipparcos 2
HIP 90154 Sn 5 So 0 Nc 1
RArad 4.8164697172 DErad -0.4847007245 Plx 10.93 PmRA -124.87
PmDE -205.72 E RArad 2.06 E DErad 1.41 E Plx 2.29
E pmRA 3.06 E pmDE 1.89 Hpmag 10.4949 E Hpmag 0.0044
SHp 0.026 VA 0 BV 0.929 E BV 0.003
VI 0.97
 
 
18239-2746 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 182352.67-274751.1 Mag 14.5 Spectral class M1.5 (red)
PmRA -131.00 PmDE -205.0 Calc delta mag 4 Calc coord yes