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JPL Small-Body Database Browser
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249930 (2001 TO15)
Classification: Main-belt Asteroid          SPK-ID: 2249930
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2427588147423523 1.2596e-07  
a 2.725384741392652 1.2467e-08 au
q 2.063773571855279 3.4227e-07 au
i 10.42854911290477 9.2846e-06 deg
node 33.18614167055764 3.2806e-05 deg
peri 319.096002627685 3.4688e-05 deg
M 334.4287209214689 9.0716e-06 deg
tp 2458717.232048872219
(2019-Aug-21.73204887)
4.1407e-05 TDB
period 1643.388172525197
4.50
1.1276e-05
3.087e-08
d
yr
n .2190596269454899 1.5031e-09 deg/d
Q 3.386995910930024 1.5493e-08 au
  Orbit Determination Parameters
   # obs. used (total)      334  
   data-arc span      13199 days (36.14 yr)  
   first obs. used      1983-10-08  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53913  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 18:49:34  

Additional Information
 Earth MOID = 1.07137 au 
 Jupiter MOID = 2.09652 au 
 T_jup = 3.290 
[ 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 15.9   n/a MPO450109  
diameter diameter 1.864 km 0.375 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.243   0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249930 (2001 TO15)          Discovered 2001-Oct-11 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

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