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70123 (1999 ME1)
Classification: Main-belt Asteroid          SPK-ID: 2070123
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1095018882708566 3.2473e-08  
a 2.331120210485338 9.2616e-09 au
q 2.075858145650837 7.8962e-08 au
i 6.125970075050859 4.3513e-06 deg
node 213.7515314643192 3.2371e-05 deg
peri 76.31439111792982 3.9618e-05 deg
M 18.25052247510642 2.0744e-05 deg
tp 2459134.595020006893
(2020-Oct-12.09502001)
7.4994e-05 TDB
period 1300.006223376902
3.56
7.7475e-06
2.121e-08
d
yr
n .2769217512396691 1.6503e-09 deg/d
Q 2.58638227531984 1.0276e-08 au
  Orbit Determination Parameters
   # obs. used (total)      949  
   data-arc span      8738 days (23.92 yr)  
   first obs. used      1996-10-07  
   last obs. used      2020-09-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54635  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:02:01  

Additional Information
 Earth MOID = 1.0682 au 
 Jupiter MOID = 2.54858 au 
 T_jup = 3.555 
[ 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 15.83   n/a E2021B10  

70123 (1999 ME1)          Discovered 1999-Jun-24 by Zoltowski, F. B. at Woomera
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 ME1 = 2002 HA5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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