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1204 Renzia (1931 TE)
Classification: Mars-crossing Asteroid          SPK-ID: 2001204
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2936523212311378 3.0362e-08  
a 2.263126193406774 4.3683e-09 au
q 1.598553933473886 6.9468e-08 au
i 1.879165942822187 3.6023e-06 deg
node 7.543945218711076 9.3874e-05 deg
peri 313.6615497153048 9.4021e-05 deg
M 39.80956466015729 6.6608e-06 deg
tp 2458862.986127847391
(2020-Jan-14.48612785)
2.2792e-05 TDB
period 1243.545223303725
3.40
3.6005e-06
9.858e-09
d
yr
n .2894948999470952 8.3818e-10 deg/d
Q 2.927698453339662 5.6511e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3020  
   data-arc span      32443 days (88.82 yr)  
   first obs. used      1931-10-06  
   last obs. used      2020-08-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42528  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:29:53  

Additional Information
 Earth MOID = .586698 au 
 Jupiter MOID = 2.40696 au 
 T_jup = 3.559 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.0   n/a MPO492764  
rotation period rot_per 7.885 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Harris, A.W.; Young, J.W.; Bowell, E.; Tholen, D.J. (1999) Icarus 142, 173-201.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
SMASSII spectral type spec_B S   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)

1204 Renzia (1931 TE)          Discovered 1931-Oct-06 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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