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129350 (2515 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2129350
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1349559451651513 5.2726e-08  
a 2.390218532922625 1.1025e-08 au
q 2.067644331660791 1.2926e-07 au
i 6.554792203062023 5.8205e-06 deg
node 5.490704680969822 3.5556e-05 deg
peri 5.546083177162899 4.0214e-05 deg
M 51.12468745358348 1.7125e-05 deg
tp 2458808.817261097627
(2019-Nov-21.31726110)
6.4189e-05 TDB
period 1349.754677082483
3.70
9.3389e-06
2.557e-08
d
yr
n .2667151343221466 1.8454e-09 deg/d
Q 2.71279273418446 1.2513e-08 au
  Orbit Determination Parameters
   # obs. used (total)      447  
   data-arc span      21680 days (59.36 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56807  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:04:03  

Additional Information
 Earth MOID = 1.06738 au 
 Jupiter MOID = 2.75093 au 
 T_jup = 3.511 
[ 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 16.3   n/a MPO493740  

129350 (2515 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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