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49805 (1999 XC36)
Classification: Main-belt Asteroid          SPK-ID: 2049805
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1185856690073639 3.5167e-08  
a 2.329847212999982 7.8022e-09 au
q 2.053560722561437 8.4227e-08 au
i 12.79708263902531 3.2117e-06 deg
node 107.7719104912395 1.8464e-05 deg
peri 326.4231782428436 2.4318e-05 deg
M 286.8910020879874 1.5624e-05 deg
tp 2459264.289752189324
(2021-Feb-18.78975219)
5.6575e-05 TDB
period 1298.941491476155
3.56
6.5248e-06
1.786e-08
d
yr
n .2771487417734925 1.3922e-09 deg/d
Q 2.606133703438527 8.7274e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1558  
   data-arc span      8183 days (22.40 yr)  
   first obs. used      1998-06-01  
   last obs. used      2020-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48778  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:30:48  

Additional Information
 Earth MOID = 1.08032 au 
 Jupiter MOID = 2.61581 au 
 T_jup = 3.529 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7   n/a MPO436131  
diameter diameter 5.414 km 1.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.072   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

49805 (1999 XC36)          Discovered 1999-Dec-06 by Kobayashi, T. at Oizumi
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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