12236-6138 EVS 19 AC

 
 
12h 23m 37.68s -61° 37' 44.8" P.A. 302.00 sep 7.7 mag 6.40,17.90 Sp F7Ib+G8V dist. 505.05 pc (1647.47 l.y.)
 
 
Coord 2000 12236-6138 Discov num EVS  19 Comp AC Coord arcsec 2000 12 23 37.68 -61 37 44.8
Date first 2011 Date last 2015 Obs 3
Pa first 302 Pa last 302.4 P.A. Now (θ) 302.4°
Sep first 7.6 Sep last 7.7 Sep. Now (ρ) 7.7"
Mag pri 6.40 Mag sec 17.90 delta mag (ΔM) 11.5 Spectral class F7Ib+G8V (yellow-white/yellow)
Pri motion ra -009 Sec motion ra
Pri motion dec -000 Sec motion dec
Notes N V (See Notes, Proper motion indicates physical)
This double is physical.
 
 
12236-6138 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show R Cru 251878 12 23 38 -61 37 45 EVS 19 AB 2011 1 345 1.9 6.40 16.30 9.90
Show 251878 12 23 38 -61 37 45 EVS 19 AC 2015 3 302 7.7 6.40 17.90 11.50 <===
Show 251878 12 23 38 -61 37 45 EVS 19 AD 2015 3 200 24.1 6.42 17.94 11.52
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name R Cru Constellation Crux SAO 251878 HIP 60455
Tycho2 8975-03829-1 Gaia DR2 6054935874793666176 HD 107805 CD CD-60 4138
CP CP-60 3938 Distance 505.05 Distance ly 1647.47
 
 
WDS 12236-6138 EVS 19 AC : NOTES
 
 
discov_num notes refcode
EVS 19 Primary is the Cepheid R Cru. 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
12236-6138 EVS 19 AC 2011 2 200 23.9 6.42 17.94 F7Ib/II NU 122337.68-613744.8
12236-6138 EVS 19 AC 2015 3 200 24.1 6.42 17.94 F7Ib/II NU 122337.68-613744.8

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WDS 12236-6138 EVS 19 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12236-6138 EVS 19 AC : MEASURES
 
 
No records found.

 
 
WDS 12236-6138 : VIRTUAL EYEPIECE
 
 

12236-6138 EVS  19A mag 6.4 Sp F7Ib 12236-6138 EVS  19B sep 1.9 P.A. 352.50 mag 16.3 Sp G8V 12236-6138 EVS  19C sep 5.2 P.A. 323.20 mag 17.9 Sp G8V 12236-6138 EVS  19D sep 23.0 P.A. 189.60 mag 17.94 virtual eyepiece
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Radius:
Components only
 
 
WDS 12236-6138 : ALADIN DSS IMAGE @ 12h 23m 37.68s -61° 37' 44.8"
 
 
 
 
WDS 12236-6138 EVS 19 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


12236-6138  EVS  19AC distance=0' 12236-6132  KPP 797 distance=6' 12232-6158  TOB  65AB distance=21' 12232-6158  TOB  65AC distance=21' 12223-6117  TOB  63AB distance=24' 12223-6117  TOB  63AC distance=24' 12223-6117  TOB  63AD distance=24' 12204-6130  TOB  54 distance=25' 12252-6201  TOB  72 distance=26' 12201-6132  TOB 148 distance=26' 12264-6154  WFC 126 distance=26' 12240-6206  COO 137 distance=29' 12211-6203  TOB  57 distance=31' 12283-6146  RST4499BC distance=35' 12283-6146  CPO  12A,BC distance=35' 12283-6146  RST4499AD distance=35' 12185-6153  JSP 527 distance=40' 12229-6058  TDS8358 distance=40' 12289-6152  I    36 distance=41' 12198-6209  TDS8332 distance=41' 12213-6217  EVS  18AB distance=43' 12213-6217  KRV  39AC distance=43' 12248-6053  I   512 distance=46' 12175-6151  JSP 524 distance=46' 12288-6206  TDS8404 distance=46' 12301-6125  TDS8413 distance=48' 12268-6054  RST4498AB distance=50' 12268-6054  DAM 577AC distance=50' 12182-6211  JSP 526 distance=51' 12298-6113  TDS8412 distance=51' 12304-6124  TDS 667 distance=51' 12295-6210  VVV   8 distance=53' 12293-6103  TDS8410 distance=54' 12172-6208  WFC 125 distance=55' 12220-6233  TOB  60 distance=57' 12312-6155  JNN 175AB distance=57' 12312-6155  JNN 175AC distance=57' 12312-6155  JNN 175AD distance=57' 12312-6155  JNN 175AE distance=57' 12312-6155  JNN 175AF distance=57' 12273-6047  R   200 distance=58' 12159-6116  TDS8290 distance=60' 12307-6107  TDS8415 distance=60' 12201-6043  TOB 147AB distance=61' 12201-6043  DAM 575BC distance=61' 12247-6238  TDS8369AB distance=61' 12247-6238  JSP 531AC distance=61' 12177-6053  TDS8308 distance=62' 12310-6106  TDS8417 distance=62' 12323-6144  TOB  89 distance=62' 12324-6143  TOB  90 distance=63' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 12236-6138 EVS 19 AB 345 1.9
Show 12236-6138 EVS 19 AC 302 7.7
Show 12236-6138 EVS 19 AD 200 24.1
Show 12236-6132 KPP 797 333 6.9 6
Show 12232-6158 TOB 65 AB 148 24.0 21
Show 12232-6158 TOB 65 AC 190 26.5 21
Show 12223-6117 TOB 63 AB 242 16.4 24
Show 12223-6117 TOB 63 AC 169 24.7 24
Show 12223-6117 TOB 63 AD 133 51.5 24
Show 12204-6130 TOB 54 286 16.3 25
Show 12252-6201 TOB 72 100 18.8 26
Show 12201-6132 TOB 148 316 19.0 26
Show 12264-6154 WFC 126 174 9.7 26
Show 12240-6206 COO 137 342 9.7 29
Show 12211-6203 TOB 57 324 21.0 31
Show 12283-6146 RST4499 BC 32 0.2 35
Show 12283-6146 CPO 12 A,BC 184 2.2 35
Show 12283-6146 RST4499 AD 331 7.9 35
Show 12185-6153 JSP 527 210 3.9 40
Show 12229-6058 TDS8358 47 3.9 40
Show 12289-6152 I 36 325 21.6 41
Show 12198-6209 TDS8332 180 1.1 41
Show 12213-6217 EVS 18 AB 134 9.2 43
Show 12213-6217 KRV 39 AC 253 46.4 43
Show 12248-6053 I 512 278 1.0 46
Show 12175-6151 JSP 524 279 2.3 46
Show 12288-6206 TDS8404 117 0.9 46
Show 12301-6125 TDS8413 177 0.9 48
Show 12268-6054 RST4498 AB 248 2.3 50
Show 12268-6054 DAM 577 AC 227 7.8 50
Show 12182-6211 JSP 526 249 3.2 51
Show 12298-6113 TDS8412 1.0 51
Show 12304-6124 TDS 667 84 2.3 51
Show 12295-6210 VVV 8 57 13.1 53
Show 12293-6103 TDS8410 137 2.0 54
Show 12172-6208 WFC 125 51 6.3 55
Show 12220-6233 TOB 60 241 20.5 57
Show 12312-6155 JNN 175 AB 115 0.1 57
Show 12312-6155 JNN 175 AC 101 2.4 57
Show 12312-6155 JNN 175 AD 106 4.3 57
Show 12312-6155 JNN 175 AE 83 2.7 57
Show 12312-6155 JNN 175 AF 83 4.9 57
Show 12273-6047 R 200 137 2.5 58
Show 12159-6116 TDS8290 207 3.7 60
Show 12307-6107 TDS8415 341 0.6 60
Show 12201-6043 TOB 147 AB 260 19.6 61
Show 12201-6043 DAM 575 BC 340 5.6 61
Show 12247-6238 TDS8369 AB 45 0.4 61
Show 12247-6238 JSP 531 AC 40 0.7 61
Show 12177-6053 TDS8308 318 0.7 62
Show 12310-6106 TDS8417 56 0.6 62

 
 
WDS 12236-6138 : COMPONENTS
 
 
  A B C
B pa=352.5°
sep=1.85"
 
C pa=323.2°
sep=5.15"
pa=308.9°
sep=3.66"
 
D pa=189.6°
sep=23.00"
pa=188.3°
sep=24.77"
pa=181.6°
sep=26.81"
 
 
12236-6138 A
 
 
Name R Cru Coord arcsec 2000 122337.68-613744.8 Mag 6.4 Spectral class F7Ib (yellow-white)
PmRA -9.00 PmDE 0.0 SAO 251878 HIP 60455
Tycho2 8975-03829-1 HD 107805 GC 16890 CD CD-60 4138
CP CP-60 3938
Tycho2
Tycho2 8975-03829-1 Pflag RAmdeg 185.90703940 DEmdeg -61.62913409
PmRA -10.3 PmDE -3.7 E RAmdeg 4 E DEmdeg 4
E pmRA 1.5 E pmDE 1.3 EpRAm 1991.43 EpDEm 1991.41
Num 13 Q RAmdeg 1.0 Q DEmdeg 1.2 Q pmRA 0.9
Q pmDE 1.2 BTmag 7.987 E BTmag 0.016 VTmag 7.004
E VTmag 0.010 Prox 999 TYC T HIP 60455
CCDM RAdeg 185.90708944 DEdeg -61.62912556 EpRA 1990 1.64
EpDE 1990 1.71 E RAdeg 4.2 E DEdeg 4.1 Posflg
Corr -0.1
SAO
SAO 251878 DelFlag RA1950 PmRA1950 0.0017
DE1950 PmDE1950 -0.015 Vmag 6.6 SpType F5
Double code Source 70 CatNum 16890 DM CP-60 3938
DMcomp BDsup HD 107805 M HD 0
GC 16890 RA1950rad 3.23265637 DE1950rad -1.07079628 PmRA2000 0.0011
PmDE2000 -0.01
Hipparcos
Catalog H HIP 60455 Proxy RAhms 12 23 37.70
DEdms -61 37 44.8 Vmag 6.89 VarFlag 3 R Vmag T
RAdeg 185.907 DEdeg -61.6291 AstroRef * Plx 1.97
CCDM N CCDM Nsys Ncomp 1
MultFlag V Source Qual M HIP
Theta Rho HD 107805 BD
CD CD-60 4138 CP CP-60 3938 Dm number -60 4138 VIred 0.73
SpType F7Ib/II R SpType Coord arcsec 2000 122337.70-613744.8
Hipparcos 2
HIP 60455 Sn 5 So 5 Nc 1
RArad 3.2446908657 DErad -1.0756311231 Plx 1.98 PmRA -10.56
PmDE -1.07 E RArad 0.37 E DErad 0.41 E Plx 0.54
E pmRA 0.52 E pmDE 0.51 Hpmag 7.0637 E Hpmag 0.0531
SHp 0.335 VA 1 BV 0.67 E BV 0.02
VI 0.73
 
 
12236-6138 B
 
 
Coord arcsec 2000 122337.65-613743.0 Mag 16.3 Spectral class G8V (yellow) Calc delta mag 9.9
Calc coord yes
 
 
12236-6138 C
 
 
Coord arcsec 2000 122337.25-613740.7 Mag 17.9 Spectral class G8V (yellow) Calc delta mag 11.5
Calc coord yes
 
 
12236-6138 D
 
 
Coord arcsec 2000 122337.14-613807.5 Mag 17.94 Calc delta mag 11.54 Calc coord yes