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100743 (1998 DC30)
Classification: Mars-crossing Asteroid          SPK-ID: 2100743
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2585287729963757 3.1294e-08  
a 2.208311997093047 7.7938e-09 au
q 1.637399806091406 6.9451e-08 au
i 6.964838483653197 4.855e-06 deg
node 185.3453699226987 3.2064e-05 deg
peri 93.10573427250495 3.3825e-05 deg
M 166.9385059719043 1.0422e-05 deg
tp 2458444.668575642057
(2018-Nov-22.16857564)
3.3326e-05 TDB
period 1198.640850437082
3.28
6.3455e-06
1.737e-08
d
yr
n .3003401726786857 1.59e-09 deg/d
Q 2.779224188094688 9.8087e-09 au
  Orbit Determination Parameters
   # obs. used (total)      714  
   data-arc span      10137 days (27.75 yr)  
   first obs. used      1992-04-26  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61039  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:10:34  

Additional Information
 Earth MOID = .640341 au 
 Jupiter MOID = 2.39864 au 
 T_jup = 3.606 
[ 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 MPO436469  

100743 (1998 DC30)          Discovered 1998-Feb-23 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 DC30 = 1999 RH34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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