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487695 (2015 PC311)
Classification: Inner Main-belt Asteroid          SPK-ID: 2487695
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .07476469521683449 8.0555e-08  
a 1.932996908094699 2.7534e-08 au
q 1.788476983405915 1.7302e-07 au
i 22.61445109401023 1.2896e-05 deg
node 161.5223422176642 1.5655e-05 deg
peri 86.79294575904238 0.00011257 deg
M 8.532686358819348 0.00011278 deg
tp 2458977.233639796610
(2020-May-07.73363980)
0.00030724 TDB
period 981.6239951868253
2.69
2.0974e-05
5.742e-08
d
yr
n .3667392013287978 7.8358e-09 deg/d
Q 2.077516832783482 2.9592e-08 au
  Orbit Determination Parameters
   # obs. used (total)      137  
   data-arc span      4135 days (11.32 yr)  
   first obs. used      2007-09-14  
   last obs. used      2019-01-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67984  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 06:48:37  

Additional Information
 Earth MOID = .885904 au 
 Jupiter MOID = 2.99689 au 
 T_jup = 3.814 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO472733  

487695 (2015 PC311)          Discovered 2007-Sep-14 by CSS at Catalina
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 PC311 = 2007 RY243 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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