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74998 (1999 TV276)
Classification: Mars-crossing Asteroid          SPK-ID: 2074998
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3060059547349389 5.6151e-08  
a 2.372127462112446 8.6372e-09 au
q 1.646242333315759 1.3572e-07 au
i 1.99889585050699 4.4997e-06 deg
node 281.8979814957922 0.00016942 deg
peri 255.8070608681341 0.00016958 deg
M 93.72533912849943 9.3163e-06 deg
tp 2458653.075869982704
(2019-Jun-18.57586998)
3.3428e-05 TDB
period 1334.459687947881
3.65
7.2884e-06
1.995e-08
d
yr
n .2697721057078948 1.4734e-09 deg/d
Q 3.098012590909133 1.128e-08 au
  Orbit Determination Parameters
   # obs. used (total)      965  
   data-arc span      10675 days (29.23 yr)  
   first obs. used      1990-03-02  
   last obs. used      2019-05-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56997  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:25:34  

Additional Information
 Earth MOID = .651754 au 
 Jupiter MOID = 1.87648 au 
 T_jup = 3.478 
[ 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 15.2   n/a MPO324961  

74998 (1999 TV276)          Discovered 1999-Oct-06 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TV276 = 1990 EB4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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