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JPL Small-Body Database Browser
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249627 (1999 TC60)
Classification: Main-belt Asteroid          SPK-ID: 2249627
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09575364076000828 7.904e-08  
a 3.124793422907388 4.4809e-08 au
q 2.825583076041077 2.4161e-07 au
i 9.977753535093028 8.2927e-06 deg
node 352.5452399839812 3.4622e-05 deg
peri 336.036579229252 5.3863e-05 deg
M 220.3034332860944 4.7341e-05 deg
tp 2459383.413220163248
(2021-Jun-17.91322016)
0.00027708 TDB
period 2017.578283337394
5.52
4.3398e-05
1.188e-07
d
yr
n .1784317381749882 3.838e-09 deg/d
Q 3.424003769773699 4.91e-08 au
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      7119 days (19.49 yr)  
   first obs. used      1999-10-06  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57959  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:33:39  

Additional Information
 Earth MOID = 1.81757 au 
 Jupiter MOID = 1.9578 au 
 T_jup = 3.185 
[ 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 15.8   n/a MPO437159  
diameter diameter 3.463 km 0.655 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249627 (1999 TC60)          Discovered 1999-Oct-07 by Spacewatch at Kitt Peak
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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