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227961 (2007 HO10)
Classification: Main-belt Asteroid          SPK-ID: 2227961
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1603702868657173 1.4249e-07  
a 2.586345046574974 2.9669e-08 au
q 2.171572149522019 3.8659e-07 au
i 14.57277412279185 1.2852e-05 deg
node 28.31112677820718 2.4671e-05 deg
peri 22.03155853259511 5.6363e-05 deg
M 247.0591958389947 4.9548e-05 deg
tp 2459677.124648289022
(2022-Apr-07.62464829)
0.00021485 TDB
period 1519.246074602419
4.16
2.6142e-05
7.157e-08
d
yr
n .2369596380851013 4.0774e-09 deg/d
Q 3.00111794362793 3.4427e-08 au
  Orbit Determination Parameters
   # obs. used (total)      178  
   data-arc span      6342 days (17.36 yr)  
   first obs. used      2001-11-21  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6322  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:07:26  

Additional Information
 Earth MOID = 1.18577 au 
 Jupiter MOID = 2.44707 au 
 T_jup = 3.359 
[ 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 16.8   n/a MPO433492  
rotation period rot_per 7.467 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

227961 (2007 HO10)          Discovered 2007-Apr-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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