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JPL Small-Body Database Browser
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201957 (2004 ME7)
Classification: Main-belt Asteroid          SPK-ID: 2201957
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2057868815907777 3.6059e-08  
a 2.257233965848604 1.2784e-08 au
q 1.792724826995836 8.2993e-08 au
i 4.291217899695572 3.9999e-06 deg
node 152.3772887264284 6.7956e-05 deg
peri 150.3989987995473 6.9196e-05 deg
M 126.9091870484355 1.5091e-05 deg
tp 2458163.829500124987
(2018-Feb-14.32950012)
4.9776e-05 TDB
period 1238.691883630207
3.39
1.0523e-05
2.881e-08
d
yr
n .2906291748234888 2.4691e-09 deg/d
Q 2.721743104701372 1.5415e-08 au
  Orbit Determination Parameters
   # obs. used (total)      289  
   data-arc span      7857 days (21.51 yr)  
   first obs. used      1997-06-29  
   last obs. used      2019-01-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57602  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:37:58  

Additional Information
 Earth MOID = .778251 au 
 Jupiter MOID = 2.51796 au 
 T_jup = 3.591 
[ 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 17.2   n/a MPO459901  

201957 (2004 ME7)          Discovered 2004-Jun-24 by CINEOS at Campo Imperatore
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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