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305822 (2009 DN125)
Classification: Main-belt Asteroid          SPK-ID: 2305822
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1527571005101805 5.9615e-08  
a 2.368847468382017 2.1981e-08 au
q 2.006989197561099 1.3027e-07 au
i 1.666796416126523 4.5889e-06 deg
node 35.41971969754385 0.00021523 deg
peri 58.21365216189957 0.00021699 deg
M 99.12454302234582 2.834e-05 deg
tp 2458633.823759465630
(2019-May-30.32375947)
0.00010164 TDB
period 1331.692864022741
3.65
1.8536e-05
5.075e-08
d
yr
n .2703326042557005 3.7627e-09 deg/d
Q 2.730705739202936 2.5339e-08 au
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      5579 days (15.27 yr)  
   first obs. used      2005-01-15  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59387  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:01:29  

Additional Information
 Earth MOID = 1.0243 au 
 Jupiter MOID = 2.4379 au 
 T_jup = 3.530 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.1   n/a MPO455253  

305822 (2009 DN125)          Discovered 2009-Feb-19 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ 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
2113-Mar-24 01:40 00:07 Amphi 0.0413732833801771 0.0413550753732249 0.0413915333937033 2.05023052844026 2.05023046066826 2492899.569499174 6.73315940618878 2271.85878151263 83.2930176514788 66.5722160425037 68058.6029080127 T 11 CATAB v2.0f-lin.ifort 2020-May-21 20:01:31 2020-May-21 20:01

Alternate Designations
 2009 DN125 = 2005 AD70 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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