05354-0525 CHR 249 Aa,Ab

 
 
05h 35m 22.88s -05° 24' 57.7" P.A. 296.00 sep 0.4 mag 5.10,8.31 Sp O9.5IV dist. 473.93 pc (1545.96 l.y.)
 
 
Coord 2000 05354-0525 Discov num CHR 249 Comp Aa,Ab Coord arcsec 2000 05 35 22.88 -05 24 57.7
Date first 1991 Date last 2016 Obs 15
Pa first 283 Pa last 296 P.A. Now (θ) 296°
Sep first 0.4 Sep last 0.421 Sep. Now (ρ) 0.421"
Mag pri 5.10 Mag sec 8.31 delta mag (ΔM) 3.21 Spectral class O9.5IV (blue)
Pri motion ra +002 Sec motion ra
Pri motion dec +002 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
05354-0525 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 132321 05 35 23 -05 24 58 CHR 249 Aa,Ab 2016 15 296 0.4 5.10 8.31 3.21 <===
Show 132321 05 35 23 -05 24 58 GVT 2 Aa,Ac 2018 3 343 0.0 4.90 5.70 0.80
Show The2 Ori 132321 05 35 23 -05 24 58 STFA 16 AB 2019 62 93 52.3 5.03 6.19 1.16
Show 132321 05 35 23 -05 24 58 STFA 16 AC 2019 26 98 128.5 5.03 8.46 3.43
Show 132321 05 35 23 -05 24 58 STFA 17 AD 2018 32 315 134.4 5.03 5.06 0.03
Show 132322 05 35 26 -05 25 01 STFA 16 BC 2019 24 102 76.5 6.19 8.46 2.27
Show 132322 05 35 26 -05 25 01 GVT 2 Ba,Bb 2018 1 316 0.1 6.40 10.60 4.20
Show 05 35 31 -05 25 16 GVT 2 Ca,Cb 2018 1 286 0.0 7.50 9.90 2.40
Show 132314 05 35 16 -05 23 23 LCS 9 DE 1994 1 266 0.7 11.20 12.80 1.60
Ninefold system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name NSV2320 Ori Constellation Orion SAO 132321 HIP 26235
Tycho2 4774-00933-1 Gaia DR2 3017360936587007616 HD 37041 HR 1897
GC 6935 ADS 4188 BD BD-05 1319 Bayer Theta 2 Orionis
Bayer name The2 Ori Flamsteed 43 Orionis Flamsteed name 43 Ori Distance 473.93
Distance ly 1545.96 Bayer greek θ2 Ori
 
 
WDS 05354-0525 CHR 249 Aa,Ab : NOTES
 
 
discov_num notes refcode
STFA 16 A: the 2 Ori A = 43 Ori. Spectroscopic binary, P = 21d.
B: the 2 Ori B = BD-05@ 1320.
C component is primary of 05355-0525 S 490.
STFA 17 AD: This is the the 1 / the 2 Ori system
D component = C component of 05353-0523 STF 748.
CHR 249 The A component (CHR 249 Aa,Ab) was resolved on 3 occasions, but the
distant STFA 17B component was observed to be single. Hipparcos HIP1997b
results confirm the Aa,Ab pair. The spectral classification for Lev1991b
the B component is from Morrell & Levato (1991). Msn1998a
Classification of the C component is from Hoffleit et al. (1983). Hof1983
GVT 2 Ac is a 8-12 solar mass companion. Gvt2018
GVT 2 Bb is a 1.6 +/- 0.7 solar mass companion. Gvt2018
GVT 2 Cb is a 1.7 +/- 0.2 solar mass companion. Gvt2018
 
 
REFERENCES
 
 
refcode metd author reference
Gvt2018 K GRAVITY collaboration, Karl, M., Pfuhl, O., Eisenhauser, F., Genzel, R., Grellman, 2018A&A...620A.116G
Gvt2018 +orb R., Habibi, M., Abuter, R., Accardo, M., Amorim, A., Anugu, N., Avila, G. et al.
Gvt2018 +not A&A 620, 116, 2018
HIP1997b Hh - Hipparcos 1997yCat.1239....0E
HIP1997b Hipparcos Catalog, ESA SP-1200, 1997
HIP1997b (double entry systems)
Hof1983 - Hoffleit, D., Saladyga, M., & Wlasuk, P. 1983stbs.book.....H
Hof1983 A Supplement to the Bright Star Catalogue, 1983
Lev1991b - Morrell, N. & Levato, H. 1991ApJS...75..965M
Lev1991b ApJS 75, 965, 1991
Msn1998a Sc j Mason, B.D., Gies, D.R., Hartkopf, W.I., Bagnuolo, Jr., W.G., 1998AJ....115..821M
Msn1998a ten Brummelaar, T.A., & McAlister, H.A.
Msn1998a AJ 115, 821, 1998
 
 
DISCOVERER
 
 
idgroup discov author
1 CHR Center for High Ang. Res. Astronomy (speckle interferometry systems)
3 LCS Lucas, P.W., Roche, P.F., & Tamura, M.
4 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
05354-0525 CHR 249 Aa,Ab 2006 9 293 0.4 5.05 8.28 O9.5Vep N D 053522.90-052457.8
05354-0525 CHR 249 Aa,Ab 2008 11 295 0.4 5.05 8.28 O9.5Vep N D 053522.90-052457.8
05354-0525 CHR 249 Aa,Ab 2010 12 294 0.4 5.05 8.28 O9.5Vep N D 053522.90-052457.8
05354-0525 CHR 249 Aa,Ab 2016 14 296 0.4 5.10 8.31 O9.5Vep N 053522.88-052457.7

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

 
 
WDS 05354-0525 CHR 249 Aa,Ab : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 05354-0525 CHR 249 Aa,Ab : MEASURES
 
 
No records found.

 
 
WDS 05354-0525 : VIRTUAL EYEPIECE
 
 

05354-0525 STFA 16A mag 5.03 Sp O9.5IV 05354-0525 CHR 249Ab sep 0.4 P.A. 296.10 mag 8.31 05354-0525 GVT   2Ac mag 5.7 05354-0525 STFA 16B sep 52.6 P.A. 93.30 mag 6.19 Sp B3V 05354-0525 GVT   2Bb sep 52.6 P.A. 93.20 mag 10.6 Sp 5 05354-0525 GVT   2C sep 129.0 P.A. 98.30 mag 7.5 Sp B5V 05354-0525 GVT   2Cb sep 129.0 P.A. 98.30 mag 9.9 Sp A 05354-0525 LCS   9D sep 134.7 P.A. 314.70 mag 11.2 Sp M2 05354-0525 LCS   9E sep 135.2 P.A. 314.50 mag 12.8 Sp M7 virtual eyepiece
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Radius:
Components only
 
 
WDS 05354-0525 : ALADIN DSS IMAGE @ 05h 35m 22.88s -05° 24' 57.7"
 
 
 
 
WDS 05354-0525 CHR 249 Aa,Ab : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


05354-0525  CHR 249Aa,Ab distance=1' 05354-0525  STFA 16AB distance=1' 05354-0525  STFA 17AD distance=1' 05354-0525  STFA 16AC distance=1' 05354-0525  GVT   2Aa,Ac distance=1' 05354-0524  GET  57GH distance=1' 05354-0524  PAD   8EF distance=1' 05354-0525  STFA 16BC distance=1' 05354-0525  GVT   2Ba,Bb distance=1' 05354-0524  GET  56CD distance=2' 05353-0525  REP 109Ea,Eb distance=2' 05353-0525  PRS  25Da,Db distance=2' 05353-0524  PRS  21Sa,Sb distance=2' 05353-0525  PAD   6Ca,Cb distance=2' 05354-0524  PRS  34AB distance=2' 05353-0524  PAD   7Ra,Rb distance=2' 05353-0526  PAD   5Ea,Eb distance=2' 05353-0526  PRS  28Da,Db distance=2' 05355-0524  GET  60 distance=2' 05354-0524  SKF2846IJ distance=2' 05353-0526  PAD   4Ca,Cb distance=2' 05353-0524  GET  53PQ distance=2' 05353-0526  PRS  27Aa,Ab distance=2' 05353-0526  REP  83AB distance=2' 05353-0524  PRS  22Ta,Tb distance=2' 05353-0525  PRS  26Ba,Bb distance=2' 05354-0527  REP  89AB distance=2' 05353-0525  PAD   3Aa,Ab distance=2' 05353-0524  PRS  24Ha,Hb distance=2' 05353-0524  GET  51MN distance=2' 05354-0527  DCH 111Ca,Cb distance=2' 05353-0524  SMN   8La,Lb distance=2' 05353-0524  PRS  20Oa,Ob distance=2' 05354-0523  PRS  32AB distance=2' 05353-0524  PRS  23Ca,Cb distance=2' 05353-0523  REP 111Ya,Yb distance=2' 05353-0524  GET  48JK distance=2' 05353-0524  GET  38FG distance=3' 05353-0523  REP 110Xa,Xb distance=3' 05354-0523  PRS  33Ca,Cb distance=3' 05353-0524  SMN   7Ea,Eb distance=3' 05353-0523  PTR   2Qa,Qb distance=3' 05353-0524  PAD   2Da,Db distance=3' 05353-0524  SMN   6Ia,Ib distance=3' 05352-0524  PRS   9Aa,Ab distance=3' 05352-0524  PRS   9Aa,B distance=3' 05353-0523  GET  50VW distance=3' 05355-0525  S   490 distance=3' 05354-0525  GVT   2Ca,Cb distance=3' 05353-0523  KSS   1Da,Db distance=3' 05353-0523  STF 748DE distance=3' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 05354-0525 CHR 249 Aa,Ab 296 0.4 1
Show 05354-0525 STFA 16 AB 93 52.3 1
Show 05354-0525 STFA 17 AD 315 134.4 1
Show 05354-0525 STFA 16 AC 98 128.5 1
Show 05354-0525 GVT 2 Aa,Ac 343 0.0 1
Show 05354-0524 GET 57 GH -1 1.9 1
Show 05354-0524 PAD 8 EF -1 1.8 1
Show 05354-0525 STFA 16 BC 102 76.5 1
Show 05354-0525 GVT 2 Ba,Bb 316 0.1 1
Show 05354-0524 GET 56 CD -1 2.1 2
Show 05353-0525 REP 109 Ea,Eb 96 0.7 2
Show 05353-0525 PRS 25 Da,Db 95 0.7 2
Show 05353-0524 PRS 21 Sa,Sb 78 0.4 2
Show 05353-0525 PAD 6 Ca,Cb -1 0.7 2
Show 05354-0524 PRS 34 AB 232 1.1 2
Show 05353-0524 PAD 7 Ra,Rb -1 0.4 2
Show 05353-0526 PAD 5 Ea,Eb -1 0.3 2
Show 05353-0526 PRS 28 Da,Db 0.2 2
Show 05355-0524 GET 60 116 2.8 2
Show 05354-0524 SKF2846 IJ 144 0.6 2
Show 05353-0526 PAD 4 Ca,Cb -1 0.2 2
Show 05353-0524 GET 53 PQ -1 2.1 2
Show 05353-0526 PRS 27 Aa,Ab 265 0.1 2
Show 05353-0526 REP 83 AB 262 1.3 2
Show 05353-0524 PRS 22 Ta,Tb 279 0.7 2
Show 05353-0525 PRS 26 Ba,Bb 59 0.1 2
Show 05354-0527 REP 89 AB 297 0.2 2
Show 05353-0525 PAD 3 Aa,Ab -1 0.5 2
Show 05353-0524 PRS 24 Ha,Hb 339 0.1 2
Show 05353-0524 GET 51 MN -1 1.7 2
Show 05354-0527 DCH 111 Ca,Cb 65 0.1 2
Show 05353-0524 SMN 8 La,Lb 99 0.9 2
Show 05353-0524 PRS 20 Oa,Ob 152 0.1 2
Show 05354-0523 PRS 32 AB 139 1.1 2
Show 05353-0524 PRS 23 Ca,Cb 83 0.4 2
Show 05353-0523 REP 111 Ya,Yb 104 0.2 2
Show 05353-0524 GET 48 JK 157 2.9 2
Show 05353-0524 GET 38 FG -1 1.0 3
Show 05353-0523 REP 110 Xa,Xb 19 0.1 3
Show 05354-0523 PRS 33 Ca,Cb 281 0.1 3
Show 05353-0524 SMN 7 Ea,Eb 39 0.5 3
Show 05353-0523 PTR 2 Qa,Qb 178 0.3 3
Show 05353-0524 PAD 2 Da,Db -1 0.5 3
Show 05353-0524 SMN 6 Ia,Ib 56 0.4 3
Show 05352-0524 PRS 9 Aa,Ab 297 0.1 3
Show 05352-0524 PRS 9 Aa,B 338 1.2 3
Show 05353-0523 GET 50 VW -1 1.6 3
Show 05355-0525 S 490 215 78.2 3
Show 05354-0525 GVT 2 Ca,Cb 286 0.0 3
Show 05353-0523 KSS 1 Da,Db 41 0.0 3
Show 05353-0523 STF 748 DE 287 23.2 3

 
 
WDS 05354-0525 : COMPONENTS
 
 
  A Ab Ac B Bb C Cb D
Ab pa=296.1°
sep=0.42"
 
Ac pa=343.0°
sep=0.00"
pa=116.0°
sep=0.42"
 
B pa=93.3°
sep=52.65"
pa=93.4°
sep=53.04"
pa=93.3°
sep=52.65"
 
Bb pa=93.2°
sep=52.58"
pa=93.4°
sep=52.97"
pa=93.2°
sep=52.58"
pa=315.7°
sep=0.10"
 
C pa=98.3°
sep=129.04"
pa=98.4°
sep=129.44"
pa=98.3°
sep=129.04"
pa=101.8°
sep=76.74"
pa=101.8°
sep=76.82"
 
Cb pa=98.3°
sep=129.00"
pa=98.4°
sep=129.40"
pa=98.3°
sep=129.00"
pa=101.8°
sep=76.70"
pa=101.8°
sep=76.78"
pa=285.6°
sep=0.04"
 
D pa=314.7°
sep=134.72"
pa=314.8°
sep=134.32"
pa=314.7°
sep=134.72"
pa=303.4°
sep=177.64"
pa=303.4°
sep=177.54"
pa=296.9°
sep=250.58"
pa=296.9°
sep=250.54"
 
E pa=314.5°
sep=135.19"
pa=314.6°
sep=134.79"
pa=314.5°
sep=135.19"
pa=303.3°
sep=178.20"
pa=303.3°
sep=178.10"
pa=296.9°
sep=251.19"
pa=296.9°
sep=251.15"
pa=266.2°
sep=0.71"
 
 
05354-0525 A
 
 
Name The2 Ori Coord arcsec 2000 053522.88-052457.7 Mag 5.03 Spectral class O9.5IV (blue)
PmRA 2.00 PmDE 2.0 SAO 132321 HIP 26235
Tycho2 4774-00933-1 HD 37041 HR 1897 GC 6935
ADS 4188 BD BD-05 1319 Bayer Theta 2 Orionis Bayer name The2 Ori
Flamsteed 43 Orionis Flamsteed name 43 Ori
Tycho2
Tycho2 4774-00933-1 Pflag RAmdeg 83.84541789 DEmdeg -5.41605396
PmRA 3.7 PmDE 4.0 E RAmdeg 3 E DEmdeg 4
E pmRA 0.8 E pmDE 0.8 EpRAm 1991.63 EpDEm 1991.23
Num 15 Q RAmdeg 1.3 Q DEmdeg 1.0 Q pmRA 1.5
Q pmDE 1.1 BTmag 4.913 E BTmag 0.014 VTmag 5.027
E VTmag 0.009 Prox 524 TYC T HIP 26235
CCDM EN RAdeg 83.84540917 DEdeg -5.41606333 EpRA 1990 1.83
EpDE 1990 1.58 E RAdeg 3.3 E DEdeg 3.5 Posflg P
Corr -0.2
SAO
SAO 132321 DelFlag RA1950 PmRA1950 -0.0003
DE1950 PmDE1950 0.005 Vmag 5.2 SpType B1
Double code Source 70 CatNum 6935 DM BD-05 1319
DMcomp BDsup HD 37041 M HD 0
GC 6935 RA1950rad 1.45265564 DE1950rad -0.09507546 PmRA2000 0.0001
PmDE2000 0.005
Hipparcos
Catalog H HIP 26235 Proxy H RAhms 05 35 22.90
DEdms -05 24 57.8 Vmag 4.98 VarFlag R Vmag H
RAdeg 83.8454 DEdeg -5.41606 AstroRef E Plx 1.72
CCDM 05353-0524 N CCDM I Nsys 4 Ncomp 2
MultFlag C Source Qual B M HIP EN
Theta 283 Rho 0.383 HD 37041 BD BD-05 1319
CD CP Dm number -05 1319 VIred 0.03
SpType O9.5Vpe R SpType Coord arcsec 2000 053522.90-052457.8
Hipparcos 2
HIP 26235 Sn 15 So 3 Nc 2
RArad 1.4633785697 DErad -0.0945281431 Plx 2.11 PmRA 2.29
PmDE 0.96 E RArad 0.31 E DErad 0.24 E Plx 0.41
E pmRA 0.38 E pmDE 0.25 Hpmag 4.9953 E Hpmag 0.0006
SHp 0.006 VA 0 BV -0.097 E BV 0.014
VI 0.03
 
 
05354-0525 Ab
 
 
Coord arcsec 2000 053522.85-052457.5 Mag 8.31 Calc delta mag 3.21 Calc coord yes
 
 
05354-0525 Ac
 
 
Coord arcsec 2000 053522.88-052457.7 Mag 5.7 Calc delta mag 0.6 Calc coord yes
 
 
05354-0525 B
 
 
Coord arcsec 2000 053526.40-052500.7 Coord calc 053526.40-052500.7 Mag 6.19 Spectral class B3V (blue-white)
PmRA 3.00 PmDE 2.0 SAO 132322 Tycho2 4774-00934-1
HD 37042 GC 6936 ADS 4188 DM BD-05 1320
Bayer Theta 2 Orionis Bayer name The2 Ori Calc delta mag 1.09
Tycho2
Tycho2 4774-00934-1 Pflag RAmdeg 83.86001090 DEmdeg -5.41686807
PmRA 2.7 PmDE 2.1 E RAmdeg 4 E DEmdeg 4
E pmRA 1.2 E pmDE 1.4 EpRAm 1991.57 EpDEm 1991.41
Num 12 Q RAmdeg 1.0 Q DEmdeg 1.2 Q pmRA 1.1
Q pmDE 1.1 BTmag 6.066 E BTmag 0.014 VTmag 6.193
E VTmag 0.010 Prox 524 TYC T HIP
CCDM RAdeg 83.86000444 DEdeg -5.41687306 EpRA 1990 1.83
EpDE 1990 1.57 E RAdeg 3.7 E DEdeg 4.0 Posflg
Corr -0.2
SAO
SAO 132322 DelFlag RA1950 PmRA1950 -0.0013
DE1950 PmDE1950 0.03 Vmag 6.5 SpType B1
Double code Source 70 CatNum 6936 DM BD-05 1320
DMcomp BDsup HD 37042 M HD 0
GC 6936 RA1950rad 1.45290741 DE1950rad -0.09508266 PmRA2000 -0.0009
PmDE2000 0.03
 
 
05354-0525 Bb
 
 
Coord arcsec 2000 053526.40-052500.6 Mag 10.6 Spectral class 5 Calc delta mag 5.5
Calc coord yes
 
 
05354-0525 C
 
 
Coord arcsec 2000 053531.43-052516.4 Coord calc 053531.36-052516.0 Mag 7.5 Mag composta 8.46
Spectral class B5V (blue-white) PmRA 3.00 PmDE 2.0 Calc delta mag 2.4
 
 
05354-0525 Cb
 
 
Coord arcsec 2000 053531.43-052516.4 Mag 9.9 Spectral class A (white) Calc delta mag 4.8
Calc coord yes
 
 
05354-0525 D
 
 
Coord arcsec 2000 053516.47-052322.9 Coord calc 053516.47-052322.9 Mag 11.2 Spectral class M2 (red)
PmRA -1.00 PmDE 0.0 HIP 26221 HR 1895
GC 6931 ADS 4188 BD BD-05 1315 Flamsteed 41 Orionis
Flamsteed name 41 Ori Calc delta mag 6.1
Hipparcos
Catalog H HIP 26221 Proxy RAhms 05 35 16.47
DEdms -05 23 22.9 Vmag 5.13 VarFlag R Vmag G
RAdeg 83.8186 DEdeg -5.3897 AstroRef A Plx -1.85
CCDM 05353-0524 N CCDM I Nsys 4 Ncomp 1
MultFlag C Source P Qual C M HIP
Theta Rho HD 37022 BD BD-05 1315
CD CP Dm number -05 1315 VIred -0.01
SpType O6pe R SpType Coord arcsec 2000 053516.47-052322.9
Hipparcos 2
HIP 26221 Sn 15 So 3 Nc 1
RArad 1.4629107026 DErad -0.0940679537 Plx -13 PmRA -4.13
PmDE 6.82 E RArad 3.82 E DErad 3.03 E Plx 5.05
E pmRA 4.79 E pmDE 3.25 Hpmag 4.6103 E Hpmag 0.0057
SHp 0.046 VA 0 BV 0.02 E BV 0.042
VI -0.01
 
 
05354-0525 E
 
 
Coord arcsec 2000 053516.42-052322.9 Mag 12.8 Spectral class M7 (red) Calc delta mag 7.7
Calc coord yes