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452143 (2015 RN18)
Classification: Inner Main-belt Asteroid          SPK-ID: 2452143
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08528453831108831 4.4359e-08  
a 1.924561336599798 1.509e-08 au
q 1.760426011556513 8.8411e-08 au
i 21.70624103306656 7.6278e-06 deg
node 191.7578255715416 1.3038e-05 deg
peri 274.962133820547 4.5228e-05 deg
M 176.4699662187317 4.197e-05 deg
tp 2458522.459861157901
(2019-Feb-07.95986116)
0.00011446 TDB
period 975.2053206030953
2.67
1.147e-05
3.14e-08
d
yr
n .3691530310533637 4.3418e-09 deg/d
Q 2.088696661643083 1.6377e-08 au
  Orbit Determination Parameters
   # obs. used (total)      141  
   data-arc span      4700 days (12.87 yr)  
   first obs. used      2006-03-25  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5759  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 06:48:51  

Additional Information
 Earth MOID = .865668 au 
 Jupiter MOID = 3.01622 au 
 T_jup = 3.830 
[ 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 17.9   n/a E2015U64  

452143 (2015 RN18)          Discovered 2007-Sep-13 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-11-30

Alternate Designations
 2015 RN18 = 2009 JR15 = 2014 HC43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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