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(2009 DP2)
Classification: Centaur          SPK-ID: 3456728
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4211390267873184 0.00052571  
a 6.695237912065726 0.0043703 au
q 3.875611933668808 0.0014862 au
i 26.9756278544633 0.024389 deg
node .6956403984567842 0.011689 deg
peri 126.2312904366358 0.11493 deg
M 261.0907492566488 0.21028 deg
tp 2460939.028678831487
(2025-Sep-20.52867883)
5.3963 TDB
period 6327.722833563239
17.32
6.1956
0.01696
d
yr
n .05689250453425414 5.5705e-05 deg/d
Q 9.514863890462642 0.0062108 au
  Orbit Determination Parameters
   # obs. used (total)      29  
   data-arc span      47 days  
   first obs. used      2009-02-17  
   last obs. used      2009-04-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .5137  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 02:36:05  

Additional Information
 Earth MOID = 2.97122 au 
 Jupiter MOID = .966677 au 
 T_jup = 2.611 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.032   .54956 4 autocmod 2.9c

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2023-Jun-04 09:00 2_02:00 Jupiter 1.57092560991027 1.54923042773221 1.60831258130305 8.18919672680431 8.12308865078613 2460099.874775437 3000.28331840007 8116093.97434742 205512.977406582 -79.8791838974894 934.281712296787 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 02:36:05 2021-Apr-15 02:36
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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