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243384 (2008 YA40)
Classification: Main-belt Asteroid          SPK-ID: 2243384
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08046132535200548 7.2578e-08  
a 2.619952011308506 2.5633e-08 au
q 2.409147200119971 1.8601e-07 au
i 1.169653290618378 9.5006e-06 deg
node 27.05352212806678 0.00039818 deg
peri 70.47012148652608 0.0004039 deg
M 256.4215978578054 6.5688e-05 deg
tp 2459446.161520888053
(2021-Aug-19.66152089)
0.00028426 TDB
period 1548.953683408307
4.24
2.2732e-05
6.224e-08
d
yr
n .2324149545955813 3.4109e-09 deg/d
Q 2.83075682249704 2.7696e-08 au
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      6744 days (18.46 yr)  
   first obs. used      1999-10-02  
   last obs. used      2018-03-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58461  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:41:41  

Additional Information
 Earth MOID = 1.4263 au 
 Jupiter MOID = 2.27636 au 
 T_jup = 3.400 
[ 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 17.0   n/a MPO440238  

243384 (2008 YA40)          Discovered 2008-Dec-29 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2008 YA40 = 1999 TP299 = 1999 TP76 = 2007 RM102 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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