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18999 (2000 RC60)
Classification: Main-belt Asteroid          SPK-ID: 2018999
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2046926637919857 4.2952e-08  
a 2.804181122027869 1.3834e-08 au
q 2.230185818404785 1.2171e-07 au
i 5.409394610755013 4.3862e-06 deg
node 68.70430360037852 4.5298e-05 deg
peri 336.6262773965136 4.6307e-05 deg
M 100.3627756512818 9.8454e-06 deg
tp 2458722.335112697299
(2019-Aug-26.83511270)
4.5511e-05 TDB
period 1715.17137018095
4.70
1.2693e-05
3.475e-08
d
yr
n .2098915631748332 1.5533e-09 deg/d
Q 3.378176425650953 1.6666e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1285  
   data-arc span      10200 days (27.93 yr)  
   first obs. used      1993-04-19  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52157  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:50:40  

Additional Information
 Earth MOID = 1.24011 au 
 Jupiter MOID = 2.02304 au 
 T_jup = 3.286 
[ 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 14.32   n/a E2021B10  
diameter diameter 5.920 km 1.368 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.096   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

18999 (2000 RC60)          Discovered 2000-Sep-08 by Korlevic, K. at Visnjan
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 RC60 = 1998 HQ84 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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