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9773 (1993 MG1)
Classification: Mars-crossing Asteroid          SPK-ID: 2009773
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3880658946769773 6.5795e-08  
a 2.679919888940748 2.3662e-08 AU
q 1.639934379576331 1.7927e-07 AU
i 14.6976417602843 8.0238e-06 deg
node 277.5238282947885 3.749e-05 deg
peri 15.61365457222142 4.0049e-05 deg
M 312.3381828053373 2.2355e-05 deg
tp 2457212.653030800367
(2015-Jul-09.15303080)
0.00010202 JED
period 1602.437665693633
4.39
2.1223e-05
5.811e-08
d
yr
n .2246577247322566 2.9754e-09 deg/d
Q 3.719905398305166 3.2844e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      534  
   data-arc span      9235 days (25.28 yr)  
   first obs. used      1989-09-30  
   last obs. used      2015-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58449  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:19:41  

Additional Information
 Earth MOID = .629454 AU 
 T_jup = 3.221 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6 mag n/a MPO293506  

9773 (1993 MG1)          Discovered 1993-Jun-23 by Helin, E. F. at Palomar
Reference: 19981208/Numbers.arcLast Updated: 2004-04-19

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