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152999 (2000 HW85)
Classification: Main-belt Asteroid          SPK-ID: 2152999
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1373961840986087 3.9858e-08  
a 2.389065306599494 1.2719e-08 au
q 2.060816849910351 9.2898e-08 au
i 4.934815457103317 4.4128e-06 deg
node 100.7019359683029 5.0083e-05 deg
peri 121.2763862873041 5.4498e-05 deg
M 212.7725888308965 2.4474e-05 deg
tp 2459752.103018544695
(2022-Jun-21.60301854)
9.4999e-05 TDB
period 1348.777955811552
3.69
1.0771e-05
2.949e-08
d
yr
n .2669082768211392 2.1315e-09 deg/d
Q 2.717313763288637 1.4467e-08 au
  Orbit Determination Parameters
   # obs. used (total)      506  
   data-arc span      10594 days (29.00 yr)  
   first obs. used      1992-02-09  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57861  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:29:36  

Additional Information
 Earth MOID = 1.05597 au 
 Jupiter MOID = 2.26555 au 
 T_jup = 3.515 
[ 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 16.1   n/a MPO439912  

152999 (2000 HW85)          Discovered 2000-Apr-30 by LONEOS at Anderson Mesa
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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