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344888 (2004 PY99)
Classification: Main-belt Asteroid          SPK-ID: 2344888
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1169279324357408 6.9366e-08  
a 2.434324822379988 1.5081e-08 au
q 2.149684254022094 1.7491e-07 au
i 7.266503439205929 5.5501e-06 deg
node 34.93157617433522 4.7502e-05 deg
peri 315.107782534478 5.2093e-05 deg
M 62.14484023349461 1.9445e-05 deg
tp 2458761.020251577531
(2019-Oct-04.52025158)
7.4947e-05 TDB
period 1387.286685558528
3.80
1.2892e-05
3.53e-08
d
yr
n .2594993549260962 2.4115e-09 deg/d
Q 2.718965390737882 1.6845e-08 au
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      6475 days (17.73 yr)  
   first obs. used      2002-02-08  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62574  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 10:25:17  

Additional Information
 Earth MOID = 1.15157 au 
 Jupiter MOID = 2.70661 au 
 T_jup = 3.485 
[ 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 MPO450304  

344888 (2004 PY99)          Discovered 2004-Aug-11 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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