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233 Asterope (A883 JA)
Classification: Main-belt Asteroid          SPK-ID: 2000233
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 94 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09928659246404768 1.6748e-08  
a 2.660987026356521 4.7029e-09 au
q 2.396786691918543 4.2982e-08 au
i 7.689357170300448 7.0006e-07 deg
node 221.9620300970167 2.8307e-06 deg
peri 126.2138302927532 1.1964e-05 deg
M 140.9609073784655 9.5031e-06 deg
tp 2458579.689936264047
(2019-Apr-06.18993626)
4.186e-05 TDB
period 1585.486551564905
4.34
4.2031e-06
1.151e-08
d
yr
n .2270596364533482 6.0194e-10 deg/d
Q 2.925187360794498 5.1698e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3219  
   data-arc span      45153 days (123.62 yr)  
   first obs. used      1897-08-05  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46911  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 18:04:53  

Additional Information
 Earth MOID = 1.39902 au 
 Jupiter MOID = 2.46502 au 
 T_jup = 3.366 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457291.5 (2015-Sep-26.0) TDB
Reference: JPL 94 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1006782237926803 1.7108e-08  
q 2.391860724991384 4.4085e-08 au
tp 2456989.693669363951
(2014-Nov-28.19366936)
4.0576e-05 TDB
node 222.0224475332884 2.8341e-06 deg
peri 125.0976408060067 1.1634e-05 deg
i 7.683244674841709 6.9963e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3219  
   data-arc span      45153 days (123.62 yr)  
   first obs. used      1897-08-05  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46911  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 18:04:53  

Additional Information
 Jupiter MOID = 2.46502 au 
 T_jup = 3.366 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.926684013831236E-16 -7.513134870296526E-16 -3.670583715053563E-13 9.313816710146609E-15 -1.206832367353162E-13 1.320655393209527E-15
q -7.513134870296526E-16 1.943485826038811E-15 9.627802440885705E-13 -2.458535917941495E-14 3.153671699111119E-13 -3.431391443412087E-15
tp -3.670583715053563E-13 9.627802440885705E-13 1.64638801649198E-9 -3.997192213923718E-11 4.572229271418736E-10 -8.360315993572384E-12
node 9.313816710146609E-15 -2.458535917941495E-14 -3.997192213923718E-11 8.031847201795751E-12 -1.773404610857134E-11 1.2958928447236E-12
peri -1.206832367353162E-13 3.153671699111119E-13 4.572229271418736E-10 -1.773404610857134E-11 1.35342670098744E-10 -3.37084770707816E-12
i 1.320655393209527E-15 -3.431391443412087E-15 -8.360315993572384E-12 1.2958928447236E-12 -3.37084770707816E-12 4.894832141102757E-13

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 8.40   n/a E2021B10 IRAS observations used: 41
diameter diameter 99.672 km 1.146 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 19.70 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Harris, A.W.; Young, J.W. (1983) Icarus 54, 59-109.]
[Piironen, J.; Lagerkvist, C.-I.; Erikson, A.; Oja, T.; et al. (1998) Astron. Astrophys. Suppl. Ser. 128, 525-540.]
[Durech, J. (2006) IAU 2006, poster paper.]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
[Hanus, J.; Viikinkoski, M.; Marchis, F.; Durech, J.; et al (2017) Astron. Astrophys. 601, A114.]
geometric albedo albedo 0.094   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.775   0.020 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=13.70, mean=17.10, max.=19.46) deg.
U-B UB 0.321   0.023 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=13.70, mean=17.10, max.=19.46) deg.
Tholen spectral type spec_T T   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices
SMASSII spectral type spec_B K   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

233 Asterope (A883 JA)          Discovered 1883-May-11 by Borrelly, A. at Marseille
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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