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385354 (2002 PM80)
Classification: Mars-crossing Asteroid          SPK-ID: 2385354
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3076274761315696 8.8832e-08  
a 2.305297099985093 8.6103e-09 au
q 1.596124371383252 2.0379e-07 au
i 24.35232749931505 8.0462e-06 deg
node 335.7049018849046 1.1284e-05 deg
peri 32.99222882451262 2.545e-05 deg
M 67.52995994534156 1.5102e-05 deg
tp 2458960.681449262627
(2020-Apr-21.18144926)
5.3203e-05 TDB
period 1278.464822655504
3.50
7.1626e-06
1.961e-08
d
yr
n .2815877242928301 1.5776e-09 deg/d
Q 3.014469828586933 1.1259e-08 au
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      6787 days (18.58 yr)  
   first obs. used      2002-08-10  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52114  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:05:04  

Additional Information
 Earth MOID = .622184 au 
 Jupiter MOID = 2.54106 au 
 T_jup = 3.411 
[ 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 16.66   n/a MPCxxxxx  
rotation period rot_per 1.35 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

385354 (2002 PM80)          Discovered 2002-Aug-10 by LINEAR at Socorro
Reference: Last Updated: 2014-02-19

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