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(1999 DP8)
Classification: TransNeptunian Object          SPK-ID: 3031192
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2451226.5 (1999-Feb-17.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6999163265602416 10269  
a 115.7711273028944 3.2412e+06 au
q 34.74102515931447 2.1627e+05 au
i 38.40604621701616 8141.5 deg
node 136.9219050696856 942.93 deg
peri 283.4536916921079 1.5805e+05 deg
M 13.89097395143207 6.6102e+05 deg
tp 2433670.360773478948
(1951-Jan-23.86077348)
9.8185e+07 TDB
period 454986.8240805393
1245.69
1.9107e+10
5.231e+07
d
yr
n .0007912317037476995 33.227 deg/d
Q 196.8012294464744 5.5097e+06 au
  Orbit Determination Parameters
   # obs. used (total)      4  
   data-arc span      1 day  
   first obs. used      1999-02-16  
   last obs. used      1999-02-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      9  
   norm. resid. RMS      .04758  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-18 11:09:54  

Additional Information
 Earth MOID = 33.9587 au 
 Jupiter MOID = 30.8149 au 
 T_jup = 5.325 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 8.9488   0. 5 autocmod 2.8
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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