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109792 (2001 RN91)
Classification: Main-belt Asteroid          SPK-ID: 2109792
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1182872243363807 5.7944e-08  
a 2.693703140670364 1.5603e-08 au
q 2.375072472974275 1.5253e-07 au
i 14.53339142734933 6.2343e-06 deg
node 7.706110145029131 1.9019e-05 deg
peri 8.495177774767345 2.9492e-05 deg
M 339.5366431045146 2.1192e-05 deg
tp 2458692.290429879146
(2019-Jul-27.79042988)
9.5116e-05 TDB
period 1614.815932950999
4.42
1.4031e-05
3.841e-08
d
yr
n .2229356254505845 1.937e-09 deg/d
Q 3.012333808366452 1.7449e-08 au
  Orbit Determination Parameters
   # obs. used (total)      658  
   data-arc span      6668 days (18.26 yr)  
   first obs. used      2001-08-26  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55592  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 10:17:45  

Additional Information
 Earth MOID = 1.37572 au 
 Jupiter MOID = 2.45228 au 
 T_jup = 3.315 
[ 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 15.1   n/a MPO453559  
diameter diameter 2.452 km 0.629 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 16. h n/a LCDB (Rev. 2019-January); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Kim, M.-J.; Choi, Y.-J.; Moon, H.-K.; Byun, Y.-I.; et al. (2014) Astron. J. 147, A56.]
geometric albedo albedo 0.294   0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109792 (2001 RN91)          Discovered 2001-Sep-11 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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