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134612 (1999 TO218)
Classification: Main-belt Asteroid          SPK-ID: 2134612
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1157707331778153 5.9388e-08  
a 2.651526755158106 1.6199e-08 au
q 2.344557558672858 1.5024e-07 au
i 5.678558991550646 4.8744e-06 deg
node 212.8572455676568 4.0367e-05 deg
peri 346.2451542511976 4.3632e-05 deg
M 153.7938909699178 1.6598e-05 deg
tp 2458526.780633896731
(2019-Feb-12.28063390)
7.15e-05 TDB
period 1577.039050560322
4.32
1.4452e-05
3.957e-08
d
yr
n .2282758945455992 2.092e-09 deg/d
Q 2.958495951643353 1.8075e-08 au
  Orbit Determination Parameters
   # obs. used (total)      556  
   data-arc span      8165 days (22.35 yr)  
   first obs. used      1998-07-20  
   last obs. used      2020-11-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56334  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:09:08  

Additional Information
 Earth MOID = 1.34162 au 
 Jupiter MOID = 2.00419 au 
 T_jup = 3.374 
[ 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 15.5   n/a MPO475173  
diameter diameter 2.974 km 0.370 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.166   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134612 (1999 TO218)          Discovered 1999-Oct-15 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

Alternate Designations
 1999 TO218 = 2006 GQ48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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