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72845 (2001 HP34)
Classification: Main-belt Asteroid          SPK-ID: 2072845
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1491870311738759 3.2838e-08  
a 3.135484656002817 2.2744e-08 au
q 2.667711008882515 1.0745e-07 au
i 12.6014186820253 4.5237e-06 deg
node 220.7389899707937 1.7544e-05 deg
peri 262.7547878915835 2.3573e-05 deg
M 275.2091145600279 1.69e-05 deg
tp 2459678.141569028942
(2022-Apr-08.64156903)
9.7571e-05 TDB
period 2027.941611391148
5.55
2.2065e-05
6.041e-08
d
yr
n .1775199039153024 1.9315e-09 deg/d
Q 3.603258303123118 2.6137e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1135  
   data-arc span      8159 days (22.34 yr)  
   first obs. used      1998-10-11  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51606  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:04:23  

Additional Information
 Earth MOID = 1.71989 au 
 Jupiter MOID = 1.74121 au 
 T_jup = 3.158 
[ 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 14.08   n/a E2021B10  

72845 (2001 HP34)          Discovered 2001-Apr-27 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 HP34 = 2000 AK242 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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