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357821 (2005 UP27)
Classification: Main-belt Asteroid          SPK-ID: 2357821
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06264268019993362 5.4319e-08  
a 3.156968566592479 4.71e-08 au
q 2.959207594274183 1.8794e-07 au
i 7.924444728941351 1.1853e-05 deg
node 222.2067812782229 4.8608e-05 deg
peri 70.8864082847001 0.00011928 deg
M 312.9248065014045 0.00010943 deg
tp 2459268.412777311932
(2021-Feb-22.91277731)
0.00062222 TDB
period 2048.820040116736
5.61
4.585e-05
1.255e-07
d
yr
n .1757108935636378 3.9322e-09 deg/d
Q 3.354729538910774 5.005e-08 au
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      6084 days (16.66 yr)  
   first obs. used      2003-06-02  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60573  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:32:56  

Additional Information
 Earth MOID = 1.95575 au 
 Jupiter MOID = 1.76214 au 
 T_jup = 3.188 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456996.5 (2014-Dec-05.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06098706677256988 5.4421e-08  
q 2.964993416908281 1.881e-07 au
tp 2457221.542859569320
(2015-Jul-18.04285957)
0.00064414 TDB
node 222.2305903284094 4.86e-05 deg
peri 71.30718503391907 0.00012187 deg
i 7.92406741061084 1.1853e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      6084 days (16.66 yr)  
   first obs. used      2003-06-02  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60573  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:32:56  

Additional Information
 Jupiter MOID = 1.76214 au 
 T_jup = 3.188 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.961619648652018E-15 -9.961824080580834E-15 3.285656990206084E-12 -1.422928511856026E-14 5.492852865950272E-13 4.960624485713969E-15
q -9.961824080580834E-15 3.538262854228075E-14 -1.495244292064587E-11 5.111109067667213E-14 -2.582919376402925E-12 -1.746932182982238E-14
tp 3.285656990206084E-12 -1.495244292064587E-11 4.149198272989546E-7 -1.416476284832155E-10 7.203231878844338E-8 6.350068259848097E-11
node -1.422928511856026E-14 5.111109067667213E-14 -1.416476284832155E-10 2.361933879716821E-9 -2.36296190964741E-9 -2.303144406491714E-10
peri 5.492852865950272E-13 -2.582919376402925E-12 7.203231878844338E-8 -2.36296190964741E-9 1.485168669651793E-8 2.389767497133275E-10
i 4.960624485713969E-15 -1.746932182982238E-14 6.350068259848097E-11 -2.303144406491714E-10 2.389767497133275E-10 1.40494336824638E-10

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 15.6   n/a MPO471689  

357821 (2005 UP27)          Discovered 2005-Oct-23 by CSS at Catalina
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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