00327-2522 HJ 3442 (HD 2947)

 
 
00h 32m 39.39s -25° 21' 34.5" P.A. 182.00 sep 17.3 mag 6.85,11.40 Sp K0 dist. 133.69 pc (436.1 l.y.)
 
 
Coord 2000 00327-2522 Discov num HJ 3442 Comp Coord arcsec 2000 00 32 39.39 -25 21 34.5
Date first 1836 Date last 2015 Obs 13
Pa first 208 Pa last 181.7 P.A. Now (θ) 181.7°
Sep first 30.0 Sep last 17.34 Sep. Now (ρ) 17.34"
Mag pri 6.85 Mag sec 11.40 delta mag (ΔM) 4.55 Spectral class K0 (yellow-orange)
Pri motion ra -005 Sec motion ra +080
Pri motion dec -055 Sec motion dec -003
Notes
rPM=1.245
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 2947 Constellation Sculptor SAO 166344 HIP 2572
Tycho2 6417-00348-1 Gaia DR2 2346875309989293568 HD 2947 GC 646
CD CD-26 160 Distance 133.69 Distance ly 436.1
 
 
WDS 00327-2522 HJ 3442 (HD 2947) : NOTES
 
 
No records found.

 
 
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
00327-2522 HJ 3442 1998 11 186 18.3 6.90 11.00 K0 D 003239.39-252134.5
00327-2522 HJ 3442 1999 12 185 18.6 6.90 11.00 K0 D 003239.39-252134.5
00327-2522 HJ 3442 2015 13 182 17.3 6.85 11.40 K0 003239.39-252134.5

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

 
 
WDS 00327-2522 HJ 3442 (HD 2947) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 00327-2522 HJ 3442 (HD 2947) : MEASURES
 
 
No records found.

 
 
WDS 00327-2522 (HD 2947) : VIRTUAL EYEPIECE
 
 

00327-2522 HJ 3442A mag 6.85 Sp K0 00327-2522 HJ 3442B sep 17.3 P.A. 181.50 mag 11.4 virtual eyepiece
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Radius:
Components only
 
 
WDS 00327-2522 (HD 2947) : ALADIN DSS IMAGE @ 00h 32m 39.39s -25° 21' 34.5"
 
 
 
 
WDS 00327-2522 HJ 3442 (HD 2947) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


00327-2522  HJ 3442 distance=0' 00340-2534  UC  393 distance=22' 00295-2516  LDS2128 distance=43' 00316-2602  SKF1262 distance=43' 00319-2440  LDS2133 distance=44' 00336-2606  HJ 3377 distance=46' 00315-2614  TDS1509 distance=56' 00367-2521  UC  399 distance=56' 00281-2512  B     5AB distance=64' 00281-2512  B     5AC distance=64' 00288-2438  LDS2126 distance=68' 00279-2451  I   702 distance=72' 00275-2500  LDS2122 distance=73' 00373-2446  BU  395 distance=73' 00291-2619  RST1190 distance=75' 00388-2506  HJ 1991 distance=85' 00389-2536  HJ 1992 distance=86' 00391-2533  SKF 759 distance=88' 00285-2403  LDS2125 distance=97' 00304-2347  DRS  26 distance=100' 00363-2650  LDS2137 distance=100' 00359-2348  B     9 distance=104' 00280-2654  LDS2123 distance=110' 00291-2701  RST1189 distance=110' 00297-2333  LDS2131 distance=117' 00350-2329  SKF2143 distance=118' 00300-2715  COO   2AB distance=119' 00300-2715  SKF1261AB,C distance=119' 00414-2545  RST1195 distance=121' 00378-2701  RST1193AB distance=122' 00376-2709  YMG   1 distance=126' 00376-2333  LDS2139 distance=129' 00417-2446  B    10 distance=129' 00257-2654  LDS2120 distance=130' 00420-2457  RST2250BC distance=130' 00397-2356  SHN  56 distance=130' 00420-2457  RST2250AB distance=130' 00367-2725  HJ 3379 distance=136' 00388-2710  JOH   1 distance=137' 00427-2507  NSC   3 distance=137' 00296-2311  HJ 1977 distance=138' 00417-2624  RST1196 distance=138' 00348-2305  HJ 1988 distance=140' 00303-2741  NSN  44 distance=143' 00412-2650  RST1194 distance=146' 00293-2301  LDS2127 distance=149' 00319-2750  LDS2134 distance=149' 00221-2438  LDS2117 distance=150' 00380-2311  UC  403 distance=150' 00247-2653  LEI   1AB distance=151' 00247-2653  LEI   1AC distance=151' 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 00327-2522 HJ 3442 182 17.3
Show 00340-2534 UC 393 110 31.5 22
Show 00295-2516 LDS2128 56 15.1 43
Show 00316-2602 SKF1262 339 4.6 43
Show 00319-2440 LDS2133 337 46.9 44
Show 00336-2606 HJ 3377 61 21.4 46
Show 00315-2614 TDS1509 92 0.9 56
Show 00367-2521 UC 399 28 26.0 56
Show 00281-2512 B 5 AB 224 1.3 64
Show 00281-2512 B 5 AC 239 23.2 64
Show 00288-2438 LDS2126 193 5.0 68
Show 00279-2451 I 702 83 1.4 72
Show 00275-2500 LDS2122 185 4.1 73
Show 00373-2446 BU 395 198 0.1 73
Show 00291-2619 RST1190 57 1.1 75
Show 00388-2506 HJ 1991 95 47.2 85
Show 00389-2536 HJ 1992 248 45.8 86
Show 00391-2533 SKF 759 108 7.7 88
Show 00285-2403 LDS2125 308 162.8 97
Show 00304-2347 DRS 26 279 1.8 100
Show 00363-2650 LDS2137 103 25.1 100
Show 00359-2348 B 9 96 1.7 104
Show 00280-2654 LDS2123 26 67.9 110
Show 00291-2701 RST1189 49 0.4 110
Show 00297-2333 LDS2131 286 127.6 117
Show 00350-2329 SKF2143 250 20.7 118
Show 00300-2715 COO 2 AB 250 1.6 119
Show 00300-2715 SKF1261 AB,C 103 29.8 119
Show 00414-2545 RST1195 137 2.2 121
Show 00378-2701 RST1193 AB 200 2.3 122
Show 00376-2709 YMG 1 209 0.2 126
Show 00376-2333 LDS2139 352 17.7 129
Show 00417-2446 B 10 135 0.0 129
Show 00257-2654 LDS2120 174 4.6 130
Show 00420-2457 RST2250 BC 313 0.8 130
Show 00397-2356 SHN 56 -1 0.1 130
Show 00420-2457 RST2250 AB 282 27.1 130
Show 00367-2725 HJ 3379 232 14.5 136
Show 00388-2710 JOH 1 120 0.2 137
Show 00427-2507 NSC 3 237 3.0 137
Show 00296-2311 HJ 1977 298 13.7 138
Show 00417-2624 RST1196 302 1.0 138
Show 00348-2305 HJ 1988 196 27.1 140
Show 00303-2741 NSN 44 48 4.1 143
Show 00412-2650 RST1194 227 4.9 146
Show 00293-2301 LDS2127 42 18.9 149
Show 00319-2750 LDS2134 81 35.5 149
Show 00221-2438 LDS2117 330 18.5 150
Show 00380-2311 UC 403 241 41.9 150
Show 00247-2653 LEI 1 AB 62 0.9 151
Show 00247-2653 LEI 1 AC 23 1.5 151

 
 
WDS 00327-2522 : COMPONENTS
 
 
  A
B pa=181.5°
sep=17.34"
 
 
00327-2522 A
 
 
Componente originario normalizzato AB Name HD 2947 Coord arcsec 2000 003239.39-252134.5 Mag 6.85
Spectral class K0 (yellow-orange) PmRA -5.00 PmDE -55.0 SAO 166344
HIP 2572 Tycho2 6417-00348-1 HD 2947 GC 646
CD CD-26 160
Tycho2
Tycho2 6417-00348-1 Pflag RAmdeg 8.16410825 DEmdeg -25.35971438
PmRA -6.2 PmDE -54.1 E RAmdeg 4 E DEmdeg 5
E pmRA 1.1 E pmDE 1.1 EpRAm 1991.48 EpDEm 1991.17
Num 13 Q RAmdeg 0.8 Q DEmdeg 0.4 Q pmRA 0.8
Q pmDE 0.5 BTmag 8.249 E BTmag 0.016 VTmag 6.848
E VTmag 0.010 Prox 999 TYC T HIP 2572
CCDM RAdeg 8.16412361 DEdeg -25.35958972 EpRA 1990 1.83
EpDE 1990 1.70 E RAdeg 4.1 E DEdeg 4.5 Posflg
Corr -0.2
SAO
SAO 166344 DelFlag RA1950 PmRA1950 0.0001
DE1950 PmDE1950 -0.042 Vmag 6.9 SpType K0
Double code Source 70 CatNum 646 DM CD-26 160
DMcomp BDsup HD 2947 M HD 0
GC 646 RA1950rad 0.13162766 DE1950rad -0.44740987 PmRA2000 0.0002
PmDE2000 -0.047
Hipparcos
Catalog H HIP 2572 Proxy RAhms 00 32 39.39
DEdms -25 21 34.5 Vmag 6.72 VarFlag R Vmag H
RAdeg 8.16413 DEdeg -25.3596 AstroRef Plx 8.31
CCDM 00327-2522 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 2947 BD
CD CD-26 160 CP Dm number -26 160 VIred 1.15
SpType K0/K1III R SpType Coord arcsec 2000 003239.39-252134.5
Hipparcos 2
HIP 2572 Sn 5 So 0 Nc 1
RArad 0.1424908781 DErad -0.4426082078 Plx 7.48 PmRA -5.01
PmDE -54.51 E RArad 0.37 E DErad 0.29 E Plx 0.45
E pmRA 0.59 E pmDE 0.36 Hpmag 6.8862 E Hpmag 0.001
SHp 0.008 VA 0 BV 1.176 E BV 0.008
VI 1.14
CCDM
Ccdm 00327-2522 RComp Comp A Note1
Note2 Discov num DRAs -2.61 DDEs 25.4
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.9 Sp K0 PmNote *
PmRA -4 PmDE -48 Dm number -26 160 Cat1 CD
Name2 166344 Cat2 SAO HD 2947 M HD
ADS BDS A 456 M ADS BDS N IDS IDS 00277S2555A
HIC 2572
 
 
00327-2522 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 003239.36-252151.8 Mag 11.4 PmRA 80.00
PmDE -3.0 Calc delta mag 4.55 Calc coord yes
CCDM
Ccdm 00327-2522 RComp Comp B Note1
Note2 Discov num HJ 3442 DRAs DDEs
R dRAs Year 1948 Theta 196 Rho 21.9
Obs 3 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 456 M ADS BDS N IDS IDS 00277S2555B
HIC