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181882 (1999 RF14)
Classification: Mars-crossing Asteroid          SPK-ID: 2181882
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2818442587039896 2.7112e-08  
a 2.296331609274571 5.772e-09 au
q 1.64912372912004 6.3775e-08 au
i 20.82780716716106 6.8683e-06 deg
node 344.9976439535878 8.5539e-06 deg
peri 91.37520704810345 2.3942e-05 deg
M 338.5176736852231 1.6149e-05 deg
tp 2459276.345381690061
(2021-Mar-02.84538169)
5.6961e-05 TDB
period 1271.013995799892
3.48
4.7922e-06
1.312e-08
d
yr
n .2832384231720751 1.0679e-09 deg/d
Q 2.943539489429102 7.3988e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1848  
   data-arc span      24323 days (66.59 yr)  
   first obs. used      1954-09-27  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37776  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:09:52  

Additional Information
 Earth MOID = .808211 au 
 Jupiter MOID = 2.61341 au 
 T_jup = 3.457 
[ 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 14.63   n/a MPCxxxxx  
rotation period rot_per 2.5 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Skiff, B.A. (2011) Posting on CALL web site. http://www.minorplanet.info/call.html]

181882 (1999 RF14)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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