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249049 (2007 TN122)
Classification: Main-belt Asteroid          SPK-ID: 2249049
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1062655574696584 3.6429e-08  
a 2.462456887434941 2.2746e-08 au
q 2.200782533546667 9.2548e-08 au
i 1.351784099709301 6.733e-06 deg
node 111.9224985817239 0.00022062 deg
peri 130.2400902347901 0.00022466 deg
M 136.7823702302408 3.89e-05 deg
tp 2458064.235553739173
(2017-Nov-06.73555374)
0.00015525 TDB
period 1411.404118300735
3.86
1.9556e-05
5.354e-08
d
yr
n .2550651477717262 3.534e-09 deg/d
Q 2.724131241323215 2.5163e-08 au
  Orbit Determination Parameters
   # obs. used (total)      273  
   data-arc span      6953 days (19.04 yr)  
   first obs. used      1999-09-03  
   last obs. used      2018-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56951  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:53:57  

Additional Information
 Earth MOID = 1.18804 au 
 Jupiter MOID = 2.27916 au 
 T_jup = 3.481 
[ 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 16.7   n/a MPO454845  
diameter diameter 2.830 km 0.301 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249049 (2007 TN122)          Discovered 2007-Oct-06 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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