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70271 (1999 RO105)
Classification: Main-belt Asteroid          SPK-ID: 2070271
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0897932430973206 3.2744e-08  
a 2.391679456911168 9.9163e-09 au
q 2.176922802025876 8.1395e-08 au
i 5.435601101503865 3.4787e-06 deg
node 256.1321399107906 4.076e-05 deg
peri 358.7631224330933 4.7373e-05 deg
M 315.135429991843 2.4496e-05 deg
tp 2459168.865806746727
(2020-Nov-15.36580675)
9.1843e-05 TDB
period 1350.992340231986
3.70
8.4021e-06
2.3e-08
d
yr
n .2664707928234312 1.6572e-09 deg/d
Q 2.60643611179646 1.0807e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1640  
   data-arc span      8099 days (22.17 yr)  
   first obs. used      1998-04-22  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49811  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:01:24  

Additional Information
 Earth MOID = 1.16211 au 
 Jupiter MOID = 2.42718 au 
 T_jup = 3.520 
[ 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 MPO359234  
diameter diameter 2.649 km 0.950 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.303   0.181 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70271 (1999 RO105)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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