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101833 (1999 JO55)
Classification: Main-belt Asteroid          SPK-ID: 2101833
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2179397970457236 4.442e-08  
a 3.036877119548576 1.8987e-08 au
q 2.375020736461357 1.4111e-07 au
i 9.722958350885962 7.9351e-06 deg
node 193.4011398425144 2.9729e-05 deg
peri 102.1484654088533 3.5946e-05 deg
M 343.9407599775324 1.9957e-05 deg
tp 2459286.730666824034
(2021-Mar-13.23066682)
0.00010755 TDB
period 1933.032946342518
5.29
1.8128e-05
4.963e-08
d
yr
n .1862358324937784 1.7465e-09 deg/d
Q 3.698733502635794 2.3125e-08 au
  Orbit Determination Parameters
   # obs. used (total)      733  
   data-arc span      7777 days (21.29 yr)  
   first obs. used      1999-03-24  
   last obs. used      2020-07-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55477  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:38:51  

Additional Information
 Earth MOID = 1.38127 au 
 Jupiter MOID = 1.68285 au 
 T_jup = 3.183 
[ 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 14.57   n/a E2021B55  
diameter diameter 4.161 km 0.191 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.213   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101833 (1999 JO55)          Discovered 1999-May-10 by LINEAR at Socorro
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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