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146104 (2000 QP44)
Classification: Main-belt Asteroid          SPK-ID: 2146104
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1331009535798612 4.8502e-08  
a 3.062921398330351 2.8225e-08 au
q 2.655243639472419 1.5168e-07 au
i 10.69023223966673 5.3867e-06 deg
node 141.7573412914265 2.991e-05 deg
peri 256.5088106626804 3.5929e-05 deg
M 193.5563153654296 2.0766e-05 deg
tp 2459905.746856542018
(2022-Nov-22.24685654)
0.0001173 TDB
period 1957.952739814792
5.36
2.7064e-05
7.41e-08
d
yr
n .1838655206938516 2.5415e-09 deg/d
Q 3.470599157188282 3.1982e-08 au
  Orbit Determination Parameters
   # obs. used (total)      367  
   data-arc span      7207 days (19.73 yr)  
   first obs. used      2000-08-01  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5604  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:51:13  

Additional Information
 Earth MOID = 1.68745 au 
 Jupiter MOID = 2.055 au 
 T_jup = 3.193 
[ 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 15.0   n/a MPO436733  

146104 (2000 QP44)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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