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70210 Cesarelombardi (1999 RA37)
Classification: Main-belt Asteroid          SPK-ID: 2070210
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1819993322053023 4.9663e-08  
a 2.429273398558916 9.6164e-09 au
q 1.987147262277088 1.206e-07 au
i 1.809012357618602 5.5591e-06 deg
node 346.4191998633718 0.00011956 deg
peri 1.878738902643353 0.00012019 deg
M 170.7530367704303 1.1335e-05 deg
tp 2458344.537588128139
(2018-Aug-14.03758813)
4.2585e-05 TDB
period 1382.970825821142
3.79
8.2119e-06
2.248e-08
d
yr
n .2603091788189019 1.5457e-09 deg/d
Q 2.871399534840744 1.1367e-08 au
  Orbit Determination Parameters
   # obs. used (total)      603  
   data-arc span      8534 days (23.36 yr)  
   first obs. used      1996-12-09  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52842  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:01:38  

Additional Information
 Earth MOID = .980593 au 
 Jupiter MOID = 2.54725 au 
 T_jup = 3.485 
[ 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 16.4   n/a MPO302438  

70210 Cesarelombardi           Discovered 1999 Sept. 11 by the Osservatorio San Vittore at Bologna.
Cesare Lombardi (1900-1971) was a volunteer assistant at the Brera Astronomical Observatory in Milan from 1930, where he devoted himself to the observation and calculation of orbits of minor planets. From 1930 to 1941 and from 1949 to 1971 he was director of the Hoepli planetarium in Milan.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2019-12-12Last Updated: 2019-12-13

[ show close-approach data ]
Alternate Designations
 1999 RA37 = 1996 XO14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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