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JPL Small-Body Database Browser
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105547 (2000 RX44)
Classification: Main-belt Asteroid          SPK-ID: 2105547
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2303525870275689 6.6352e-08  
a 3.090621213773983 2.3543e-08 au
q 2.378688621658861 2.0911e-07 au
i 10.16111904635194 7.8957e-06 deg
node 342.5980294715102 2.5655e-05 deg
peri 334.2526965119018 2.8069e-05 deg
M 258.1415378106375 1.1939e-05 deg
tp 2459562.015453589919
(2021-Dec-13.51545359)
6.9065e-05 TDB
period 1984.573092381538
5.43
2.2677e-05
6.209e-08
d
yr
n .1813992144617818 2.0728e-09 deg/d
Q 3.802553805889104 2.8967e-08 au
  Orbit Determination Parameters
   # obs. used (total)      608  
   data-arc span      7175 days (19.64 yr)  
   first obs. used      2000-09-03  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .582  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 18:29:47  

Additional Information
 Earth MOID = 1.37047 au 
 Jupiter MOID = 1.56374 au 
 T_jup = 3.160 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6   n/a MPO432577  
rotation period rot_per 3.01 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]

105547 (2000 RX44)          Discovered 2000-Sep-03 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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