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91524 (1999 RN187)
Classification: Main-belt Asteroid          SPK-ID: 2091524
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09750740561534409 5.4527e-08  
a 2.737022713364658 1.595e-08 au
q 2.470142729474201 1.5382e-07 au
i 5.804744096417129 5.7058e-06 deg
node 21.22948105671591 4.2466e-05 deg
peri 344.674052515623 4.7208e-05 deg
M 191.9119576861086 2.1883e-05 deg
tp 2459772.736540034614
(2022-Jul-12.23654003)
0.00010296 TDB
period 1653.925827116886
4.53
1.4458e-05
3.958e-08
d
yr
n .2176639327457326 1.9027e-09 deg/d
Q 3.003902697255115 1.7506e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1120  
   data-arc span      7539 days (20.64 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51128  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 16:41:58  

Additional Information
 Earth MOID = 1.46924 au 
 Jupiter MOID = 2.45225 au 
 T_jup = 3.337 
[ 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 14.6   n/a MPO381848  
diameter diameter 6.904 km 0.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91524 (1999 RN187)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1999 RN187 = 2001 AF35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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