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JPL Small-Body Database Browser
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100446 (1996 RC4)
Classification: Mars-crossing Asteroid          SPK-ID: 2100446
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2269001683927205 3.3758e-08  
a 1.703421874452288 4.1348e-09 au
q 1.31691516429522 5.801e-08 au
i 29.4920251339837 1.1073e-05 deg
node 179.4749441273198 7.3958e-06 deg
peri 258.9580575917715 2.397e-05 deg
M 184.4661522090445 1.9316e-05 deg
tp 2459396.449800867145
(2021-Jun-30.94980087)
4.369e-05 TDB
period 812.0481041464228
2.22
2.9567e-06
8.095e-09
d
yr
n .4433234905195805 1.6141e-09 deg/d
Q 2.089928584609356 5.0729e-09 au
  Orbit Determination Parameters
   # obs. used (total)      404  
   data-arc span      8027 days (21.98 yr)  
   first obs. used      1996-09-15  
   last obs. used      2018-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51236  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:26:42  

Additional Information
 Earth MOID = .492312 au 
 Jupiter MOID = 3.35232 au 
 T_jup = 4.025 
[ 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 16.9   n/a MPO453458  
diameter diameter 0.911 km 0.130 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.461   0.128 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

100446 (1996 RC4)          Discovered 1996-Sep-15 by NEAT at Haleakala
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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