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74693 (1999 RG136)
Classification: Main-belt Asteroid          SPK-ID: 2074693
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1641408785955002 4.1774e-08  
a 2.330102461295568 9.1113e-09 au
q 1.947637396080976 9.6847e-08 au
i 7.403358123262057 4.0252e-06 deg
node 149.4975917308383 3.2774e-05 deg
peri 213.6228443504188 3.4553e-05 deg
M 168.7319207633448 1.0589e-05 deg
tp 2457991.586357506339
(2017-Aug-26.08635751)
3.8124e-05 TDB
period 1299.154957200834
3.56
7.62e-06
2.086e-08
d
yr
n .2771032031280224 1.6253e-09 deg/d
Q 2.712567526510159 1.0607e-08 au
  Orbit Determination Parameters
   # obs. used (total)      978  
   data-arc span      7149 days (19.57 yr)  
   first obs. used      1999-09-07  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54679  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:21:58  

Additional Information
 Earth MOID = .948177 au 
 Jupiter MOID = 2.73889 au 
 T_jup = 3.542 
[ 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 15.6   n/a MPO436305  
diameter diameter 1.677 km 0.165 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.361   0.140 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

74693 (1999 RG136)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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