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79988 (1999 EK10)
Classification: Main-belt Asteroid          SPK-ID: 2079988
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07274061098512109 4.3421e-08  
a 2.871112012285475 2.2046e-08 au
q 2.662265570305109 1.2171e-07 au
i 1.133807004163233 4.9639e-06 deg
node 314.0989583925347 0.00025689 deg
peri 110.8720290578265 0.00026003 deg
M 305.9453174815018 3.9422e-05 deg
tp 2459663.311442804723
(2022-Mar-24.81144280)
0.000195 TDB
period 1776.94354928142
4.87
2.0466e-05
5.603e-08
d
yr
n .2025950684508694 2.3334e-09 deg/d
Q 3.079958454265841 2.3649e-08 au
  Orbit Determination Parameters
   # obs. used (total)      573  
   data-arc span      8153 days (22.32 yr)  
   first obs. used      1999-03-14  
   last obs. used      2021-07-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57878  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 22:02:46  

Additional Information
 Earth MOID = 1.67562 au 
 Jupiter MOID = 2.13325 au 
 T_jup = 3.294 
[ 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 15.25   n/a E2021B10  
rotation period rot_per 7.333 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.]

79988 (1999 EK10)          Discovered 1999-Mar-14 by Spacewatch at Kitt Peak
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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