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452999 (2007 HG88)
Classification: Main-belt Asteroid          SPK-ID: 2452999
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05232312645525847 7.7662e-08  
a 3.08463111718924 6.7341e-08 au
q 2.923233573176722 2.5846e-07 au
i 8.324566847818643 8.3077e-06 deg
node 216.9289461913942 7.1066e-05 deg
peri 157.7009009042488 0.00012998 deg
M 350.224477319907 0.00010774 deg
tp 2459054.232960183371
(2020-Jul-23.73296018)
0.00059252 TDB
period 1978.806279627955
5.42
6.4799e-05
1.774e-07
d
yr
n .1819278641402358 5.9575e-09 deg/d
Q 3.246028661201758 7.0865e-08 au
  Orbit Determination Parameters
   # obs. used (total)      67  
   data-arc span      5373 days (14.71 yr)  
   first obs. used      2004-11-10  
   last obs. used      2019-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63233  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:57:32  

Additional Information
 Earth MOID = 1.92682 au 
 Jupiter MOID = 2.04131 au 
 T_jup = 3.208 
[ 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 16.5   n/a MPO477168  

452999 (2007 HG88)          Discovered 2007-Apr-19 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-01-04

Alternate Designations
 2007 HG88 = 2009 SA200 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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