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JPL Small-Body Database Browser
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249705 (2000 HF72)
Classification: Main-belt Asteroid          SPK-ID: 2249705
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1504210823770951 3.8548e-08  
a 2.63367892061589 1.7807e-08 au
q 2.237518086743108 1.0546e-07 au
i 2.673491843839719 4.6959e-06 deg
node 84.97202320605798 0.00011136 deg
peri 56.59224735866428 0.00011316 deg
M 221.5816525808925 2.1712e-05 deg
tp 2459200.752292809408
(2020-Dec-17.25229281)
9.6835e-05 TDB
period 1561.142936904889
4.27
1.5833e-05
4.335e-08
d
yr
n .2306002810439212 2.3387e-09 deg/d
Q 3.029839754488671 2.0485e-08 au
  Orbit Determination Parameters
   # obs. used (total)      477  
   data-arc span      7126 days (19.51 yr)  
   first obs. used      2000-04-25  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54197  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 02:46:58  

Additional Information
 Earth MOID = 1.25222 au 
 Jupiter MOID = 1.99076 au 
 T_jup = 3.381 
[ 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 16.0   n/a MPO454852  

249705 (2000 HF72)          Discovered 2000-Apr-25 by LONEOS at Anderson Mesa
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Alternate Designations
 2000 HF72 = 2004 EF22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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