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66663 (1999 TV8)
Classification: Main-belt Asteroid          SPK-ID: 2066663
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2429827077960094 2.9886e-08  
a 2.706635824071358 1.2809e-08 au
q 2.048970122520816 8.115e-08 au
i 7.913320861874922 3.9368e-06 deg
node 191.4873978630253 2.8046e-05 deg
peri 300.4102449517075 2.9263e-05 deg
M 192.4152777149193 9.5245e-06 deg
tp 2459957.638078656136
(2023-Jan-13.13807866)
4.5651e-05 TDB
period 1626.459170022293
4.45
1.1546e-05
3.161e-08
d
yr
n .2213397093731321 1.5713e-09 deg/d
Q 3.3643015256219 1.5922e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1496  
   data-arc span      9479 days (25.95 yr)  
   first obs. used      1994-09-05  
   last obs. used      2020-08-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5037  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:24:04  

Additional Information
 Earth MOID = 1.07606 au 
 Jupiter MOID = 1.75745 au 
 T_jup = 3.308 
[ 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 14.23   n/a E2021B10  
diameter diameter 7.478 km 0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.066   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66663 (1999 TV8)          Discovered 1999-Oct-06 by Korlevic, K., Juric, M. at Visnjan
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TV8 = 1994 RX25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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