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379004 (2008 UP344)
Classification: Main-belt Asteroid          SPK-ID: 2379004
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1455819596139988 7.5092e-08  
a 3.014777709249551 3.8173e-08 au
q 2.575880462536399 2.1414e-07 au
i 1.672096403631895 6.2174e-06 deg
node 234.2958778531371 0.0002718 deg
peri 253.0950019115736 0.00027293 deg
M 99.45075586528441 2.2793e-05 deg
tp 2458868.313912482043
(2020-Jan-19.81391248)
0.00011957 TDB
period 1911.971305316541
5.23
3.6314e-05
9.942e-08
d
yr
n .1882873445845984 3.5761e-09 deg/d
Q 3.453674955962703 4.373e-08 au
  Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      8157 days (22.33 yr)  
   first obs. used      1999-01-17  
   last obs. used      2021-05-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56166  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 12:04:46  

Additional Information
 Earth MOID = 1.59221 au 
 Jupiter MOID = 1.61402 au 
 T_jup = 3.231 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457918.5 (2017-Jun-14.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1464928213448241 7.5095e-08  
q 2.573411418213902 2.1441e-07 au
tp 2458869.375388083611
(2020-Jan-20.87538808)
0.00011858 TDB
node 234.3241649630081 0.00027189 deg
peri 253.420677910104 0.000273 deg
i 1.671715014428945 6.2173e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      8157 days (22.33 yr)  
   first obs. used      1999-01-17  
   last obs. used      2021-05-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56166  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 12:04:46  

Additional Information
 Jupiter MOID = 1.61402 au 
 T_jup = 3.231 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.639190300470244E-15 -1.595005196781887E-14 1.013204347939986E-12 8.641780940853763E-15 7.284395003989011E-14 -3.319543680347524E-15
q -1.595005196781887E-14 4.597127406219741E-14 -2.652916792913637E-12 -1.75559636869048E-14 -2.661877654771677E-13 9.79886157875549E-15
tp 1.013204347939986E-12 -2.652916792913637E-12 1.406097128941022E-8 -5.012616047700871E-13 2.977979148395112E-9 -1.362644043100884E-12
node 8.641780940853763E-15 -1.75559636869048E-14 -5.012616047700871E-13 7.392330345864012E-8 -7.3892644965555E-8 1.013719299744909E-10
peri 7.284395003989011E-14 -2.661877654771677E-13 2.977979148395112E-9 -7.3892644965555E-8 7.453145678908055E-8 -1.01589495473959E-10
i -3.319543680347524E-15 9.79886157875549E-15 -1.362644043100884E-12 1.013719299744909E-10 -1.01589495473959E-10 3.865478154524835E-11

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 17.24   n/a E2021B25  

379004 (2008 UP344)          Discovered 2008-Oct-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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