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JPL Small-Body Database Browser
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359941 (2011 YQ52)
Classification: Main-belt Asteroid          SPK-ID: 2359941
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2373592812090795 9.6014e-08  
a 3.005919516999199 4.7142e-08 au
q 2.292436621071926 3.0336e-07 au
i 14.59039112146316 9.8226e-06 deg
node 213.3562518041748 2.0968e-05 deg
peri 215.108571459661 2.7058e-05 deg
M 154.2793914178492 1.6698e-05 deg
tp 2457784.725988804247
(2017-Jan-31.22598880)
7.8824e-05 TDB
period 1903.550703250275
5.21
4.478e-05
1.226e-07
d
yr
n .1891202579397056 4.449e-09 deg/d
Q 3.719402412926473 5.8332e-08 au
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      6354 days (17.40 yr)  
   first obs. used      2002-02-09  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61447  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:45:16  

Additional Information
 Earth MOID = 1.32049 au 
 Jupiter MOID = 1.72251 au 
 T_jup = 3.160 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457293.5 (2015-Sep-28.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2390535670193585 9.6423e-08  
q 2.284579751588471 3.0525e-07 au
tp 2457784.625746360589
(2017-Jan-31.12574636)
7.7729e-05 TDB
node 213.3687522912051 2.0955e-05 deg
peri 214.8074859408829 2.6939e-05 deg
i 14.60207029354569 9.8297e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      6354 days (17.40 yr)  
   first obs. used      2002-02-09  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61447  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:45:16  

Additional Information
 Jupiter MOID = 1.72251 au 
 T_jup = 3.160 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.297429265270242E-15 -2.924965471454017E-14 -4.949839737578676E-12 6.441191303529315E-14 -1.190326482086805E-12 2.396034857568119E-15
q -2.924965471454017E-14 9.317977128572968E-14 1.601078432441445E-11 -2.075886014421229E-13 3.746188347332973E-12 -5.393548753469518E-15
tp -4.949839737578676E-12 1.601078432441445E-11 6.04185401898364E-9 -5.223108356591786E-11 1.315025639732686E-9 -6.794563953799677E-12
node 6.441191303529315E-14 -2.075886014421229E-13 -5.223108356591786E-11 4.390986797446658E-10 -4.351337906009876E-10 3.838199063888699E-11
peri -1.190326482086805E-12 3.746188347332973E-12 1.315025639732686E-9 -4.351337906009876E-10 7.25727820928344E-10 -3.872475725300173E-11
i 2.396034857568119E-15 -5.393548753469518E-15 -6.794563953799677E-12 3.838199063888699E-11 -3.872475725300173E-11 9.662284034954681E-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 15.7   n/a MPO434270  

359941 (2011 YQ52)          Discovered 2003-Apr-25 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2011 YQ52 = 2003 HM18 = 2010 JE56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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