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101083 (1998 RK27)
Classification: Main-belt Asteroid          SPK-ID: 2101083
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3120994093526533 3.5766e-08  
a 3.10815042050401 1.4532e-08 au
q 2.138098510085507 1.1126e-07 au
i 13.99586970622008 5.3998e-06 deg
node 179.6729814129664 1.4065e-05 deg
peri 147.3457903835753 1.6436e-05 deg
M 359.6389777586759 6.8975e-06 deg
tp 2459002.507164314427
(2020-Jun-02.00716431)
3.8348e-05 TDB
period 2001.480990599314
5.48
1.4037e-05
3.843e-08
d
yr
n .1798668094730209 1.2614e-09 deg/d
Q 4.078202330922512 1.9068e-08 au
  Orbit Determination Parameters
   # obs. used (total)      777  
   data-arc span      8127 days (22.25 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47365  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:28:47  

Additional Information
 Earth MOID = 1.14185 au 
 Jupiter MOID = 1.45749 au 
 T_jup = 3.099 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO436471  
rotation period rot_per 1.28 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

101083 (1998 RK27)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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