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150297 (1999 TN212)
Classification: Main-belt Asteroid          SPK-ID: 2150297
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04286677847460255 5.2072e-08  
a 3.15409073202282 2.694e-08 au
q 3.018885023324401 1.5984e-07 au
i 9.983805586152009 5.6321e-06 deg
node 220.0804797644373 2.2791e-05 deg
peri 172.8963960493613 5.2775e-05 deg
M 278.3436750359834 4.9111e-05 deg
tp 2459664.584463690434
(2022-Mar-26.08446369)
0.00028147 TDB
period 2046.019178577765
5.60
2.6213e-05
7.177e-08
d
yr
n .1759514298640369 2.2543e-09 deg/d
Q 3.289296440721239 2.8095e-08 au
  Orbit Determination Parameters
   # obs. used (total)      648  
   data-arc span      7584 days (20.76 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-07-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54991  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:17:57  

Additional Information
 Earth MOID = 2.02431 au 
 Jupiter MOID = 1.95505 au 
 T_jup = 3.182 
[ 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 14.87   n/a E2021B55  
diameter diameter 6.935 km 0.229 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

150297 (1999 TN212)          Discovered 1999-Oct-15 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Alternate Designations
 1999 TN212 = 2005 VS118 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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