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100023 (1990 SH5)
Classification: Main-belt Asteroid          SPK-ID: 2100023
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1661077572445578 7.0843e-08  
a 2.51717115643837 8.0618e-09 au
q 2.099049501041702 1.7816e-07 au
i 9.515781436651055 6.588e-06 deg
node 20.80253371376288 2.0359e-05 deg
peri 352.5812743322765 2.4412e-05 deg
M 146.7789998688423 1.1835e-05 deg
tp 2458405.757505273348
(2018-Oct-14.25750527)
4.6896e-05 TDB
period 1458.705252746749
3.99
7.0078e-06
1.919e-08
d
yr
n .2467942028193278 1.1856e-09 deg/d
Q 2.935292811835037 9.401e-09 au
  Orbit Determination Parameters
   # obs. used (total)      868  
   data-arc span      10839 days (29.68 yr)  
   first obs. used      1990-09-15  
   last obs. used      2020-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56971  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:08:31  

Additional Information
 Earth MOID = 1.10035 au 
 Jupiter MOID = 2.52773 au 
 T_jup = 3.420 
[ 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 15.8   n/a MPO264053  

100023 (1990 SH5)          Discovered 1990-Sep-22 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1990 SH5 = 1998 RS76 = 1998 SQ103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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