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300304 (2007 PY18)
Classification: Main-belt Asteroid          SPK-ID: 2300304
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1952633672874966 4.3725e-08  
a 2.393709679395952 1.753e-08 au
q 1.926305867088424 1.0474e-07 au
i 6.302519781529398 4.9553e-06 deg
node 136.3291712152981 4.2463e-05 deg
peri 158.8310873026579 4.4096e-05 deg
M 183.5202462632662 1.2021e-05 deg
tp 2459663.629012476472
(2022-Mar-25.12901248)
4.7891e-05 TDB
period 1352.712928462341
3.70
1.486e-05
4.068e-08
d
yr
n .2661318543094136 2.9235e-09 deg/d
Q 2.861113491703479 2.0953e-08 au
  Orbit Determination Parameters
   # obs. used (total)      213  
   data-arc span      6510 days (17.82 yr)  
   first obs. used      2002-02-08  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55659  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 18:39:21  

Additional Information
 Earth MOID = .911985 au 
 Jupiter MOID = 2.35379 au 
 T_jup = 3.496 
[ 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 16.8   n/a MPO455216  

300304 (2007 PY18)          Discovered 2007-Aug-09 by LINEAR at Socorro
Reference: 20111012/Numbers.arcLast Updated: 2011-10-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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