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66801 (1999 TF270)
Classification: Main-belt Asteroid          SPK-ID: 2066801
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1263693705045524 3.9106e-08  
a 2.767262140989892 1.6905e-08 au
q 2.41756496621192 1.0863e-07 au
i 8.191711283338904 3.8373e-06 deg
node 244.6216135888916 3.3859e-05 deg
peri 47.34844680750783 3.8509e-05 deg
M 288.5303242295584 2.1163e-05 deg
tp 2459534.305271073918
(2021-Nov-15.80527107)
0.0001001 TDB
period 1681.410980128025
4.60
1.5407e-05
4.218e-08
d
yr
n .2141058933566552 1.9619e-09 deg/d
Q 3.116959315767865 1.9041e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1040  
   data-arc span      8340 days (22.83 yr)  
   first obs. used      1998-05-22  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53825  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:02:28  

Additional Information
 Earth MOID = 1.40832 au 
 Jupiter MOID = 2.04791 au 
 T_jup = 3.312 
[ 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 14.70   n/a E2021B10  

66801 (1999 TF270)          Discovered 1999-Oct-03 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TF270 = 1998 KF44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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