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22862 Janinedavis (1999 RG152)
Classification: Main-belt Asteroid          SPK-ID: 2022862
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09376092248698299 2.8389e-08  
a 2.274137389686297 6.5776e-09 au
q 2.06091217016717 6.4007e-08 au
i 1.133261308713513 3.0667e-06 deg
node 300.8915548386166 0.00018785 deg
peri 33.68459305568834 0.00018893 deg
M 79.39469228712721 2.0605e-05 deg
tp 2458924.243539070923
(2020-Mar-15.74353907)
7.1423e-05 TDB
period 1252.631921222179
3.43
5.4346e-06
1.488e-08
d
yr
n .2873948794540954 1.2469e-09 deg/d
Q 2.487362609205424 7.1943e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1003  
   data-arc span      9871 days (27.03 yr)  
   first obs. used      1994-01-07  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51917  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:13:56  

Additional Information
 Earth MOID = 1.04894 au 
 Jupiter MOID = 2.78256 au 
 T_jup = 3.604 
[ 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 16.07   n/a E2021B10  
rotation period rot_per 13.374 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.]

22862 Janinedavis           Discovered 1999 Sept. 9 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Janine Davis mentored a finalist in the 2006 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition. She teaches at the Bonaire Middle School, Bonaire, Georgia.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20061009/MPCPages.arcLast Updated: 2006-10-14

Alternate Designations
 1999 RG152 = 1996 XO28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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