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66697 (1999 TX80)
Classification: Main-belt Asteroid          SPK-ID: 2066697
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 .08911599276893442 5.9053e-08  
a 2.286570357464317 1.0434e-08 au
q 2.082800370022867 1.3894e-07 au
i 4.327049107796736 5.3316e-06 deg
node 45.98151462449371 4.9945e-05 deg
peri 172.6598347546034 5.7169e-05 deg
M 198.1539395365235 3.2242e-05 deg
tp 2459768.273230363959
(2022-Jul-07.77323036)
0.00011577 TDB
period 1262.918370368065
3.46
8.6442e-06
2.367e-08
d
yr
n .2850540529354099 1.9511e-09 deg/d
Q 2.490340344905767 1.1364e-08 au
  Orbit Determination Parameters
   # obs. used (total)      584  
   data-arc span      10898 days (29.84 yr)  
   first obs. used      1991-04-13  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61388  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:24:19  

Additional Information
 Earth MOID = 1.0738 au 
 Jupiter MOID = 2.47503 au 
 T_jup = 3.592 
[ 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 16.36   n/a MPCxxxxx  

66697 (1999 TX80)          Discovered 1999-Oct-11 by Spacewatch at Kitt Peak
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TX80 = 1998 HV100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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