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213310 (2001 RN90)
Classification: Main-belt Asteroid          SPK-ID: 2213310
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1173510939888527 5.8009e-08  
a 2.733345609664791 2.0953e-08 au
q 2.412584512121 1.597e-07 au
i 5.897569517023727 5.8784e-06 deg
node 82.89395641977733 6.837e-05 deg
peri 227.7182361521576 7.5297e-05 deg
M 131.353819725886 3.1584e-05 deg
tp 2458598.244943656269
(2019-Apr-24.74494366)
0.00014502 TDB
period 1650.593951026276
4.52
1.8979e-05
5.196e-08
d
yr
n .218103307464665 2.5078e-09 deg/d
Q 3.054106707208582 2.3412e-08 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      10787 days (29.53 yr)  
   first obs. used      1991-05-13  
   last obs. used      2020-11-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59218  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:11  

Additional Information
 Earth MOID = 1.40076 au 
 Jupiter MOID = 2.17763 au 
 T_jup = 3.336 
[ 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 16.31   n/a MPCxxxxx  
diameter diameter 2.155 km 0.488 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

213310 (2001 RN90)          Discovered 2001-Sep-11 by LONEOS at Anderson Mesa
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

Alternate Designations
 2001 RN90 = 1997 WO55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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