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120356 (2005 MS8)
Classification: Main-belt Asteroid          SPK-ID: 2120356
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .209059084195009 4.8068e-08  
a 2.317781147834125 1.3431e-08 au
q 1.833227943703466 1.0799e-07 au
i 8.171899403903852 4.9202e-06 deg
node 153.9759879664813 3.4594e-05 deg
peri 214.7922056369867 3.6391e-05 deg
M 32.87127237263314 1.4463e-05 deg
tp 2458882.815008518188
(2020-Feb-03.31500852)
5.1256e-05 TDB
period 1288.863919022632
3.53
1.1203e-05
3.067e-08
d
yr
n .2793157560597974 2.4278e-09 deg/d
Q 2.802334351964784 1.6239e-08 au
  Orbit Determination Parameters
   # obs. used (total)      450  
   data-arc span      7186 days (19.67 yr)  
   first obs. used      1998-08-17  
   last obs. used      2018-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58662  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:00:03  

Additional Information
 Earth MOID = .837956 au 
 Jupiter MOID = 2.66606 au 
 T_jup = 3.537 
[ 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 16.2   n/a MPO439778  

120356 (2005 MS8)          Discovered 2005-Jun-28 by NEAT at Palomar
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 2005 MS8 = 2000 EY72 = 2004 EM90 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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