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214869 (2007 PA8)
Classification: Apollo [NEO, PHA]          SPK-ID: 2214869
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 168 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6551350850149129 8.7484e-09  
a 2.843268176665102 3.5488e-08 au
q .980543438025414 1.6904e-08 au
i 1.991536854569969 1.1898e-06 deg
node 141.4870860003948 9.6861e-05 deg
peri 293.8173286659076 9.6154e-05 deg
M 207.6428043123498 1.1221e-05 deg
tp 2459741.615050199718
(2022-Jun-11.11505020)
6.8458e-05 TDB
period 1751.157317301062
4.79
3.2785e-05
8.976e-08
d
yr
n .2055783317942235 3.8488e-09 deg/d
Q 4.70599291530479 5.8737e-08 au
  Orbit Determination Parameters
   # obs. used (total)      724  
   # delay obs. used      15  
   # Doppler obs. used      26  
   data-arc span      5763 days (15.78 yr)  
   first obs. used      2002-07-13  
   last obs. used      2018-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41232  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Jun-24 06:24:54  

Additional Information
 Earth MOID = .0282897 au 
 Jupiter MOID = .61662 au 
 T_jup = 2.946 
[ 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 16.4   n/a MPO266614  
rotation period rot_per 102.24 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Brozovic, M.; Benner, L.A.M.; Magri, C.; Scheeres, D.J.; et al. (2017) Icarus 286, 314-329.]

214869 (2007 PA8)          Discovered 2007-Aug-09 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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