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JPL Small-Body Database Browser
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74668 (1999 RJ96)
Classification: Main-belt Asteroid          SPK-ID: 2074668
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2030315620255458 6.0741e-08  
a 2.381126699141246 1.7391e-08 au
q 1.897682826033867 1.4172e-07 au
i 2.102509268402942 4.9747e-06 deg
node 129.8381250444351 0.00016289 deg
peri 202.0452276852622 0.00016361 deg
M 141.1771872987405 2.1195e-05 deg
tp 2458074.198984138353
(2017-Nov-16.69898414)
7.4866e-05 TDB
period 1342.060777208042
3.67
1.4703e-05
4.025e-08
d
yr
n .2682441854451082 2.9388e-09 deg/d
Q 2.864570572248625 2.0922e-08 au
  Orbit Determination Parameters
   # obs. used (total)      456  
   data-arc span      9066 days (24.82 yr)  
   first obs. used      1994-03-06  
   last obs. used      2018-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59218  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:48:05  

Additional Information
 Earth MOID = .886394 au 
 Jupiter MOID = 2.49412 au 
 T_jup = 3.509 
[ 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 16.3   n/a MPO417341  
diameter diameter 1.372 km 0.205 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.311   0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74668 (1999 RJ96)          Discovered 1999-Sep-07 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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