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JPL Small-Body Database Browser
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324800 (2007 HP44)
Classification: Main-belt Asteroid          SPK-ID: 2324800
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .027363442721709 7.2167e-08  
a 3.065964265541466 4.3061e-08 au
q 2.982068927974515 2.2739e-07 au
i 1.721716722811071 4.9457e-06 deg
node 51.4277840881979 0.00029861 deg
peri 130.1156071380906 0.00032159 deg
M 182.9135231728744 0.00012184 deg
tp 2459965.066016605945
(2023-Jan-20.56601661)
0.00067056 TDB
period 1960.871164189035
5.37
4.131e-05
1.131e-07
d
yr
n .1835918680301909 3.8678e-09 deg/d
Q 3.149859603108417 4.4239e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      5846 days (16.01 yr)  
   first obs. used      2003-08-26  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6677  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:13:31  

Additional Information
 Earth MOID = 1.98384 au 
 Jupiter MOID = 1.80611 au 
 T_jup = 3.231 
[ 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 16.4   n/a MPO494718  

324800 (2007 HP44)          Discovered 2007-Apr-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09

[ show close-approach data ]
Alternate Designations
 2007 HP44 = 2004 VL99 = 2005 YF241 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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