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66091 (1998 RM76)
Classification: Main-belt Asteroid          SPK-ID: 2066091
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0569094055766168 4.4704e-08  
a 3.068715082757218 1.9119e-08 au
q 2.894076331513506 1.3642e-07 au
i 11.16003816898382 5.4566e-06 deg
node 22.57116859645022 1.9769e-05 deg
peri 18.82922353637455 5.0307e-05 deg
M 14.67001895840749 4.357e-05 deg
tp 2459120.486834384930
(2020-Sep-27.98683438)
0.00023789 TDB
period 1963.510729133516
5.38
1.835e-05
5.024e-08
d
yr
n .1833450638483985 1.7135e-09 deg/d
Q 3.24335383400093 2.0207e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1174  
   data-arc span      8207 days (22.47 yr)  
   first obs. used      1998-09-14  
   last obs. used      2021-03-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5303  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:19:25  

Additional Information
 Earth MOID = 1.902 au 
 Jupiter MOID = 2.03488 au 
 T_jup = 3.200 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.04   n/a MPCxxxxx  
diameter diameter 5.900 km 0.291 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.153   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66091 (1998 RM76)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RM76 = 1999 XF211 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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