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249840 (2001 PT16)
Classification: Main-belt Asteroid          SPK-ID: 2249840
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1116475782903935 5.7033e-08  
a 2.709264038667367 2.233e-08 au
q 2.406781269800905 1.5534e-07 au
i 13.34295203974871 6.0855e-06 deg
node 257.7740867880883 2.4446e-05 deg
peri 143.2526825892613 3.5648e-05 deg
M 16.0301041330635 2.555e-05 deg
tp 2458927.971404363453
(2020-Mar-19.47140436)
0.00011529 TDB
period 1628.828746988735
4.46
2.0138e-05
5.513e-08
d
yr
n .2210177102200233 2.7325e-09 deg/d
Q 3.01174680753383 2.4823e-08 au
  Orbit Determination Parameters
   # obs. used (total)      363  
   data-arc span      6709 days (18.37 yr)  
   first obs. used      2001-07-13  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55965  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 16:45:29  

Additional Information
 Earth MOID = 1.43 au 
 Jupiter MOID = 2.36246 au 
 T_jup = 3.316 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457349.5 (2015-Nov-23.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1113507565847257 5.694e-08  
q 2.407762815627967 1.5503e-07 au
tp 2457291.983822725405
(2015-Sep-26.48382273)
0.00011027 TDB
node 257.8881380239093 2.4521e-05 deg
peri 141.7927361809813 3.5717e-05 deg
i 13.31954847020896 6.0783e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      363  
   data-arc span      6709 days (18.37 yr)  
   first obs. used      2001-07-13  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55965  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 16:45:29  

Additional Information
 Jupiter MOID = 2.36246 au 
 T_jup = 3.316 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.24212608995254E-15 -8.753168941098684E-15 -9.523363348371017E-14 1.337900601094629E-14 1.393216864546025E-15 -4.165737990504076E-15
q -8.753168941098684E-15 2.403286722980916E-14 6.828984811951362E-13 -3.707861646607429E-14 9.428831557656741E-14 1.348243413942713E-14
tp -9.523363348371017E-14 6.828984811951362E-13 1.215926343051781E-8 -1.089910447675927E-11 2.89746880207498E-9 1.459448994365158E-11
node 1.337900601094629E-14 -3.707861646607429E-14 -1.089910447675927E-11 6.012700812281858E-10 -5.868083530641169E-10 -2.939453179786682E-11
peri 1.393216864546025E-15 9.428831557656741E-14 2.89746880207498E-9 -5.868083530641169E-10 1.275672983842057E-9 3.177038447484897E-11
i -4.165737990504076E-15 1.348243413942713E-14 1.459448994365158E-11 -2.939453179786682E-11 3.177038447484897E-11 3.694593127095858E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO454853  

249840 (2001 PT16)          Discovered 2001-Aug-09 by NEAT at Palomar
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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