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362823 (2011 YP78)
Classification: Main-belt Asteroid          SPK-ID: 2362823
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08766985192689733 6.1727e-08  
a 3.11992281194333 5.7163e-08 au
q 2.846399640996909 1.9662e-07 au
i 11.75734931211157 7.128e-06 deg
node 88.29330216480481 2.935e-05 deg
peri 9.47703306575764 4.8772e-05 deg
M 270.2063686790431 4.3203e-05 deg
tp 2459898.561865583166
(2022-Nov-15.06186558)
0.00024967 TDB
period 2012.862927481987
5.51
5.532e-05
1.515e-07
d
yr
n .1788497344180043 4.9153e-09 deg/d
Q 3.39344598288975 6.2175e-08 au
  Orbit Determination Parameters
   # obs. used (total)      168  
   data-arc span      5404 days (14.80 yr)  
   first obs. used      2005-11-06  
   last obs. used      2020-08-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53248  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 09:40:57  

Additional Information
 Earth MOID = 1.864 au 
 Jupiter MOID = 1.79953 au 
 T_jup = 3.178 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458151.5 (2018-Feb-02.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08828619695877138 6.1686e-08  
q 2.8440637728406 1.9877e-07 au
tp 2457856.894600491999
(2017-Apr-13.39460049)
0.00021602 TDB
node 88.42934637799203 2.9238e-05 deg
peri 4.959485840994462 4.8428e-05 deg
i 11.78244382298176 7.1372e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      168  
   data-arc span      5404 days (14.80 yr)  
   first obs. used      2005-11-06  
   last obs. used      2020-08-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53248  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 09:40:57  

Additional Information
 Jupiter MOID = 1.79953 au 
 T_jup = 3.178 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.805151963061951E-15 -1.18305919806313E-14 4.193487571079688E-13 -2.775867792469065E-14 1.040165794748862E-13 -2.546985552924932E-15
q -1.18305919806313E-14 3.951018146309912E-14 3.95060618434474E-12 9.054415892787456E-14 6.553445734963051E-13 1.354556108060597E-14
tp 4.193487571079688E-13 3.95060618434474E-12 4.66649394974087E-8 1.177440396904308E-11 8.381029329571904E-9 -2.587283196657501E-12
node -2.775867792469065E-14 9.054415892787456E-14 1.177440396904308E-11 8.548500915877708E-10 -8.34195100368806E-10 1.597482332092631E-11
peri 1.040165794748862E-13 6.553445734963051E-13 8.381029329571904E-9 -8.34195100368806E-10 2.345302273738821E-9 -1.589890027391744E-11
i -2.546985552924932E-15 1.354556108060597E-14 -2.587283196657501E-12 1.597482332092631E-11 -1.589890027391744E-11 5.093954420315181E-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 16.31   n/a E2021B25  

362823 (2011 YP78)          Discovered 2005-Nov-06 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-04-29

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