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146137 (2000 SG28)
Classification: Main-belt Asteroid          SPK-ID: 2146137
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07233057243547165 5.6011e-08  
a 3.064400077983575 2.9151e-08 au
q 2.842750266171719 1.7244e-07 au
i 9.902736966604843 5.6295e-06 deg
node 261.2988992819114 4.1708e-05 deg
peri 160.1700222796827 6.6855e-05 deg
M 197.3047209368831 5.3724e-05 deg
tp 2459886.001037476952
(2022-Nov-02.50103748)
0.00029886 TDB
period 1959.370765564951
5.36
2.7958e-05
7.654e-08
d
yr
n .1837324544832638 2.6217e-09 deg/d
Q 3.286049889795431 3.1259e-08 au
  Orbit Determination Parameters
   # obs. used (total)      440  
   data-arc span      6812 days (18.65 yr)  
   first obs. used      2000-09-05  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57726  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:28:51  

Additional Information
 Earth MOID = 1.85841 au 
 Jupiter MOID = 1.988 au 
 T_jup = 3.206 
[ 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 14.7   n/a MPO432918  

146137 (2000 SG28)          Discovered 2000-Sep-23 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2000 SG28 = 2001 XR85 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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