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181894 (1999 RN153)
Classification: Main-belt Asteroid          SPK-ID: 2181894
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1507684750276076 5.4337e-08  
a 2.251208182972083 9.1876e-09 au
q 1.911796958255711 1.2101e-07 au
i 6.65328501409767 5.0248e-06 deg
node 208.352909201893 3.5574e-05 deg
peri 166.9759460991812 3.8191e-05 deg
M 84.9899638102026 1.4226e-05 deg
tp 2458909.235833001360
(2020-Feb-29.73583300)
4.8048e-05 TDB
period 1233.735083752597
3.38
7.5527e-06
2.068e-08
d
yr
n .2917968409433604 1.7863e-09 deg/d
Q 2.590619407688455 1.0573e-08 au
  Orbit Determination Parameters
   # obs. used (total)      458  
   data-arc span      7857 days (21.51 yr)  
   first obs. used      1999-09-08  
   last obs. used      2021-03-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62057  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:32:30  

Additional Information
 Earth MOID = .912484 au 
 Jupiter MOID = 2.8754 au 
 T_jup = 3.603 
[ 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 16.60   n/a MPCxxxxx  

181894 (1999 RN153)          Discovered 1999-Sep-09 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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