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103228 (1999 YT13)
Classification: Main-belt Asteroid          SPK-ID: 2103228
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04188506175525789 3.8704e-08  
a 2.233891104511216 8.1522e-09 au
q 2.140324437644243 8.7739e-08 au
i 3.41032351675704 3.8963e-06 deg
node 315.3112185795658 6.7902e-05 deg
peri 219.1344947947506 8.5152e-05 deg
M 46.06783250875208 4.9634e-05 deg
tp 2459044.441760469276
(2020-Jul-13.94176047)
0.00016821 TDB
period 1219.52701422163
3.34
6.6756e-06
1.828e-08
d
yr
n .2951964128730449 1.6159e-09 deg/d
Q 2.32745777137819 8.4936e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1116  
   data-arc span      7465 days (20.44 yr)  
   first obs. used      1999-12-31  
   last obs. used      2020-06-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52812  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:50:01  

Additional Information
 Earth MOID = 1.14548 au 
 Jupiter MOID = 2.64012 au 
 T_jup = 3.636 
[ 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 15.96   n/a E2021B55  
diameter diameter 1.798 km 0.370 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.287   0.129 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

103228 (1999 YT13)          Discovered 1999-Dec-31 by Korlevic, K. at Visnjan
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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