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22823 (1999 RN38)
Classification: Main-belt Asteroid          SPK-ID: 2022823
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .135742680881468 5.0885e-08  
a 2.305222429606693 5.115e-09 au
q 1.99230535698379 1.1779e-07 au
i 1.528745036524751 2.8574e-06 deg
node 122.9972003898447 0.00018256 deg
peri 222.71026332 0.00018293 deg
M 41.32408147623928 1.2561e-05 deg
tp 2459053.753284328245
(2020-Jul-23.25328433)
4.4613e-05 TDB
period 1278.402707443299
3.50
4.2549e-06
1.165e-08
d
yr
n .2816014061171464 9.3725e-10 deg/d
Q 2.618139502229596 5.8093e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2047  
   data-arc span      12953 days (35.46 yr)  
   first obs. used      1985-09-22  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45998  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:13:26  

Additional Information
 Earth MOID = .983442 au 
 Jupiter MOID = 2.76562 au 
 T_jup = 3.576 
[ 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 14.54   n/a E2021B10  
rotation period rot_per 4.863 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

22823 (1999 RN38)          Discovered 1999-Sep-13 by Korlevic, K. at Visnjan
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RN38 = 1985 SP6 = 1998 HG46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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