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JPL Small-Body Database Browser
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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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6999159453342042 10269  
a 115.7709475940204 3.2411e+06 au
q 34.74101536651499 2.1627e+05 au
i 38.40572756272024 8141.5 deg
node 136.9218681516006 942.94 deg
peri 283.4536998785217 1.5805e+05 deg
M 13.89100629523665 6.6102e+05 deg
tp 2433670.360773757118
(1951-Jan-23.86077376)
9.8185e+07 TDB
period 454985.7646824835
1245.68
1.9107e+10
5.231e+07
d
yr
n .0007912335460676 33.227 deg/d
Q 196.8008798215258 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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      9  
   norm. resid. RMS      .04758  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:49:52  

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. 6 autocmod 2.9c
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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