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JPL Small-Body Database Browser
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97020 (1999 TX278)
Classification: Main-belt Asteroid          SPK-ID: 2097020
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05253553014169468 4.4513e-08  
a 2.900112220980244 3.4651e-08 au
q 2.74775328798064 1.3792e-07 au
i 16.68218336587998 1.0983e-05 deg
node 50.0473647798792 4.794e-05 deg
peri 34.87877736345528 0.00020983 deg
M 317.6253351354949 0.0002056 deg
tp 2458812.836379330719
(2019-Nov-25.33637933)
0.0010324 TDB
period 1803.933949766511
4.94
3.233e-05
8.851e-08
d
yr
n .1995638476933127 3.5766e-09 deg/d
Q 3.052471153979849 3.6471e-08 au
  Orbit Determination Parameters
   # obs. used (total)      594  
   data-arc span      7014 days (19.20 yr)  
   first obs. used      1999-10-06  
   last obs. used      2018-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59376  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:14:46  

Additional Information
 Earth MOID = 1.77346 au 
 Jupiter MOID = 2.17576 au 
 T_jup = 3.222 
[ 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 14.4   n/a MPO453417  
diameter diameter 7.037 km 0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.082   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97020 (1999 TX278)          Discovered 1999-Oct-06 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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