stampa
Login

Preset columns are boring you? Create your own custom set!
Register here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
12069-6437
HJ 4501 AC


Nearby doubles
10' : 12058-6430
KPP2236

24' : 12037-6449
KPP2644

31' : 12116-6435
RST 579

32' : 12025-6450
TDS8187

37' : 12123-6444
BRT1993

39' : 12012-6425
TDS8170

40' : 12012-6421
TDS8169

41' : 12087-6357
VOU 13

42' : 12131-6428
RST 580

45' : 12059-6520
VOU 12

46' : 12139-6433
TOB 248

46' : 12080-6352
TDS8236

47' : 12135-6419
TOB 243

48' : 12140-6427
TOB 251

48' : 12093-6352
RST 576

49' : 12036-6354
TDS 655

50' : 12145-6431
TOB 252

51' : 12094-6349
HRG 74

53' : 12097-6526
TDS8250

55' : 11596-6408
TDS8154

58' : 12049-6341
TDS8211

58' : 12146-6408
NSN 392

61' : 12138-6356
TOB 247

62' : 12076-6335
TRR 13

62' : 12092-6537
RST5364

63' : 12152-6511
B 1715



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.

12069-6437 HJ 4501 AC

 
 
12h 06m 52.85s -64° 36' 49.1" P.A. 195.00 sep 35.2 mag 4.18,12.16 Sp F2III dist. 19.76 pc (64.46 l.y.)
 
 
Coord 2000 12069-6437 Discov num HJ 4501 Comp AC Coord arcsec 2000 12 06 52.85 -64 36 49.1
Date first 1891 Date last 2015 Obs 4
Pa first 210 Pa last 195.1 P.A. Now (θ) 195.1°
Sep first 30.0 Sep last 35.167 Sep. Now (ρ) 35.167"
Mag pri 4.18 Mag sec 12.16 delta mag (ΔM) 7.98 Spectral class F2III (yellow-white)
Pri motion ra +034 Sec motion ra -011
Pri motion dec -037 Sec motion dec -013
Notes N (See Notes)
rPM=1.015
This double is not physical.
 
 
12069-6437 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Eta Cru 251742 12 06 53 -64 36 49 HJ 4501 AB 2015 9 300 48.8 4.15 11.80 7.65
Show 251742 12 06 53 -64 36 49 HJ 4501 AC 2015 4 195 35.2 4.18 12.16 7.98 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Crux SAO 251742 HIP 59072 Tycho2 8982-04970-1
Gaia DR2 6053245135151088512 HD 105211 HR 4616 GC 16551
GL Gl 455.2 CP CP-63 2145 Bayer Eta Crucis Bayer name Eta Cru
FK5 2969 Distance 19.76 Distance ly 64.46 Bayer greek η Cru
 
 
WDS 12069-6437 HJ 4501 AC : NOTES
 
 
discov_num notes refcode
HJ 4501 eta Cru. A is a spectroscopic binary.
 
 
REFERENCES
 
 
refcode metd author reference
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12069-6437 HJ 4501 AC 2000 2 194 35.4 4.15 11.30 120652.85-643649.1
12069-6437 HJ 4501 AC 2015 4 195 35.2 4.18 12.16 F2III N 120652.85-643649.1

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

 
 
WDS 12069-6437 HJ 4501 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12069-6437 HJ 4501 AC : MEASURES
 
 
No records found.

 
 
WDS 12069-6437 : VIRTUAL EYEPIECE
 
 

12069-6437 HJ 4501A mag 4.15 Sp F2III 12069-6437 HJ 4501B sep 30.5 P.A. 323.50 mag 11.8 12069-6437 HJ 4501C sep 34.2 P.A. 186.60 mag 12.16 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 12069-6437 : ALADIN DSS IMAGE @ 12h 06m 52.85s -64° 36' 49.1"
 
 
 
 
WDS 12069-6437 HJ 4501 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12069-6437 HJ 4501AB distance=1' 12069-6437 HJ 4501AC distance=1' 12058-6430 KPP2236 distance=10' 12037-6449 KPP2644 distance=24' 12116-6435 RST 579 distance=31' 12025-6450 TDS8187 distance=32' 12123-6444 BRT1993 distance=37' 12012-6425 TDS8170 distance=39' 12012-6421 TDS8169 distance=40' 12087-6357 VOU 13 distance=41' 12131-6428 RST 580 distance=42' 12059-6520 VOU 12 distance=45' 12139-6433 TOB 248 distance=46' 12080-6352 TDS8236 distance=46' 12135-6419 TOB 243 distance=47' 12140-6427 TOB 251 distance=48' 12093-6352 RST 576 distance=48' 12036-6354 TDS 655 distance=49' 12145-6431 TOB 252 distance=50' 12094-6349 HRG 74 distance=51' 12097-6526 TDS8250 distance=53' 11596-6408 TDS8154 distance=55' 12049-6341 TDS8211 distance=58' 12146-6408 NSN 392 distance=58' 12138-6356 TOB 247 distance=61' 12076-6335 TRR 13 distance=62' 12092-6537 RST5364 distance=62' 12152-6511 B 1715 distance=63' 11572-6427 RST 563 distance=64' 12050-6333 VOU 11 distance=65' 12064-6543 FIN 367Aa,Ab distance=66' 12064-6543 HJ 4498AB distance=66' 11565-6448 TDS8131 distance=68' 12138-6343 RST 582 distance=70' 11557-6431 TDS8120 distance=73' 12177-6410 JNN 79BC distance=75' 12177-6410 JNN 79AB distance=76' 12177-6410 JNN 79AD distance=76' 12113-6327 RST3776 distance=76' 12032-6550 DAW 60 distance=77' 12122-6327 KOU 7AB distance=78' 12122-6327 KOU 7AC distance=78' 12160-6530 BRT1995 distance=79' 12050-6555 RST4956AB distance=80' 12050-6555 HLN 28AB,C distance=80' 11573-6345 TDS8139 distance=81' 12120-6323 RSS 283 distance=82' 11542-6436 TDS8105 distance=82' 12030-6319 CPO 55 distance=83' 11553-6403 HDS1679 distance=83' 12184-6400 HJ 4512 distance=84' 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 12069-6437 HJ 4501 AB 300 48.8 1
Show 12069-6437 HJ 4501 AC 195 35.2 1
Show 12058-6430 KPP2236 217 18.6 10
Show 12037-6449 KPP2644 95 24.7 24
Show 12116-6435 RST 579 40 0.4 31
Show 12025-6450 TDS8187 144 0.8 32
Show 12123-6444 BRT1993 152 2.6 37
Show 12012-6425 TDS8170 31 0.9 39
Show 12012-6421 TDS8169 0.9 40
Show 12087-6357 VOU 13 172 4.3 41
Show 12131-6428 RST 580 287 0.5 42
Show 12059-6520 VOU 12 227 4.2 45
Show 12139-6433 TOB 248 87 12.1 46
Show 12080-6352 TDS8236 237 0.4 46
Show 12135-6419 TOB 243 179 27.3 47
Show 12140-6427 TOB 251 281 22.2 48
Show 12093-6352 RST 576 176 1.1 48
Show 12036-6354 TDS 655 359 0.8 49
Show 12145-6431 TOB 252 17 21.5 50
Show 12094-6349 HRG 74 164 2.3 51
Show 12097-6526 TDS8250 206 0.4 53
Show 11596-6408 TDS8154 212 0.7 55
Show 12049-6341 TDS8211 350 2.3 58
Show 12146-6408 NSN 392 291 21.2 58
Show 12138-6356 TOB 247 38 22.5 61
Show 12076-6335 TRR 13 22 6.8 62
Show 12092-6537 RST5364 130 0.2 62
Show 12152-6511 B 1715 248 0.8 63
Show 11572-6427 RST 563 232 2.9 64
Show 12050-6333 VOU 11 231 6.1 65
Show 12064-6543 FIN 367 Aa,Ab 88 0.2 66
Show 12064-6543 HJ 4498 AB 59 8.8 66
Show 11565-6448 TDS8131 177 2.3 68
Show 12138-6343 RST 582 240 0.6 70
Show 11557-6431 TDS8120 352 0.5 73
Show 12177-6410 JNN 79 BC 315 0.6 75
Show 12177-6410 JNN 79 AB 238 5.2 76
Show 12177-6410 JNN 79 AD 290 0.1 76
Show 12113-6327 RST3776 321 0.5 76
Show 12032-6550 DAW 60 132 3.2 77
Show 12122-6327 KOU 7 AB 26 2.9 78
Show 12122-6327 KOU 7 AC 313 9.8 78
Show 12160-6530 BRT1995 109 4.9 79
Show 12050-6555 RST4956 AB 57 0.2 80
Show 12050-6555 HLN 28 AB,C 345 9.3 80
Show 11573-6345 TDS8139 135 2.1 81
Show 12120-6323 RSS 283 203 9.9 82
Show 11542-6436 TDS8105 105 0.8 82
Show 12030-6319 CPO 55 321 5.8 83
Show 11553-6403 HDS1679 244 6.9 83
Show 12184-6400 HJ 4512 345 33.6 84

 
 
WDS 12069-6437 : COMPONENTS
 
 
  A B
B pa=323.5°
sep=30.47"
 
C pa=186.6°
sep=34.18"
pa=166.4°
sep=60.14"
 
 
12069-6437 A
 
 
Name Eta Cru Coord arcsec 2000 120652.85-643649.1 Mag 4.15 Spectral class F2III (yellow-white)
PmRA 33.00 PmDE -37.0 SAO 251742 HIP 59072
Tycho2 8982-04970-1 HD 105211 HR 4616 GC 16551
CP CP-63 2145 Bayer Eta Crucis Bayer name Eta Cru FK5 2969
Tycho2
Tycho2 8982-04970-1 Pflag RAmdeg 181.72041604 DEmdeg -64.61373057
PmRA 34.0 PmDE -37.2 E RAmdeg 3 E DEmdeg 3
E pmRA 0.9 E pmDE 0.9 EpRAm 1991.33 EpDEm 1991.44
Num 17 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 0.9
Q pmDE 1.1 BTmag 4.536 E BTmag 0.014 VTmag 4.177
E VTmag 0.009 Prox 999 TYC T HIP 59072
CCDM RAdeg 181.72022972 DEdeg -64.61364389 EpRA 1990 1.54
EpDE 1990 1.63 E RAdeg 3.2 E DEdeg 3.2 Posflg
Corr -0.2
SAO
SAO 251742 DelFlag RA1950 PmRA1950 0.0052
DE1950 PmDE1950 -0.039 Vmag 4.3 SpType F0
Double code Source 70 CatNum 16551 DM CP-63 2145
DMcomp BDsup HD 105211 M HD 0
GC 16551 RA1950rad 3.16017175 DE1950rad -1.12285426 PmRA2000 0.0044
PmDE2000 -0.033
Hipparcos
Catalog H HIP 59072 Proxy RAhms 12 06 52.85
DEdms -64 36 49.1 Vmag 4.14 VarFlag R Vmag H
RAdeg 181.72 DEdeg -64.6136 AstroRef Plx 50.79
CCDM 12068-6437 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 105211 BD
CD CP CP-63 2145 Dm number -63 2145 VIred 0.41
SpType F2III R SpType Coord arcsec 2000 120652.85-643649.1
Hipparcos 2
HIP 59072 Sn 5 So 0 Nc 1
RArad 3.1716161638 DErad -1.1277207425 Plx 50.62 PmRA 33.88
PmDE -37.02 E RArad 0.09 E DErad 0.09 E Plx 0.12
E pmRA 0.12 E pmDE 0.1 Hpmag 4.2219 E Hpmag 0.0004
SHp 0.004 VA 0 BV 0.353 E BV 0.007
VI 0.41
 
 
12069-6437 B
 
 
Coord arcsec 2000 120650.03-643624.6 Mag 11.8 Calc delta mag 7.65 Calc coord yes
 
 
12069-6437 C
 
 
Coord arcsec 2000 120652.24-643723.1 Mag 12.16 PmRA -11.00 PmDE -13.0
Calc delta mag 8.01 Calc coord yes