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7883 (1993 GD1)
Classification: Main-belt Asteroid          SPK-ID: 2007883
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1786607442507405 4.5995e-08  
a 2.263434250826275 1.1576e-08 au
q 1.859047403011036 1.0205e-07 au
i 6.087079270174383 4.8919e-06 deg
node 73.98541680636849 5.9889e-05 deg
peri 194.6962280554838 6.2612e-05 deg
M 254.6840089457816 2.0069e-05 deg
tp 2457964.366497378295
(2017-Jul-29.86649738)
7.0206e-05 JED
period 1243.799139569883
3.41
9.5419e-06
2.612e-08
d
yr
n .2894358008034088 2.2204e-09 deg/d
Q 2.667821098641515 1.3644e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1343  
   data-arc span      14499 days (39.70 yr)  
   first obs. used      1976-05-03  
   last obs. used      2016-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51335  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 18:26:47  

Additional Information
 Earth MOID = .843635 au 
 Jupiter MOID = 2.41595 au 
 T_jup = 3.589 
[ 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 13.9 mag n/a MPO328763  

7883 (1993 GD1)          Discovered 1993-Apr-15 by Holt, H. E. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1993 GD1 = 1976 JA3 = 1990 HH2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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