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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3880658973590808 6.5592e-08  
a 2.679919891451974 1.753e-08 AU
q 1.639934373925213 1.7914e-07 AU
i 14.69764296078238 7.9193e-06 deg
node 277.5238390662565 3.5873e-05 deg
peri 15.61364548673229 3.7495e-05 deg
M 312.3381804245911 1.5391e-05 deg
tp 2457212.653041695779
(2015-Jul-09.15304170)
7.0175e-05 JED
period 1602.437667945985
4.39
1.5723e-05
4.305e-08
d
yr
n .2246577244164824 2.2043e-09 deg/d
Q 3.719905408978734 2.4332e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      546  
   data-arc span      9340 days (25.57 yr)  
   first obs. used      1989-09-30  
   last obs. used      2015-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58715  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:06:30  

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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