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344391 (2001 YQ37)
Classification: Main-belt Asteroid          SPK-ID: 2344391
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09386313878264189 5.4324e-08  
a 3.123754888857066 3.8616e-08 au
q 2.830549450201319 1.7024e-07 au
i 17.94879097378573 6.8452e-06 deg
node 78.93994738672964 1.9971e-05 deg
peri 34.8418371669231 4.5613e-05 deg
M 96.62986715765851 3.8355e-05 deg
tp 2458459.219063500948
(2018-Dec-06.71906350)
0.00021513 TDB
period 2016.572545026157
5.52
3.7393e-05
1.024e-07
d
yr
n .1785207285936398 3.3103e-09 deg/d
Q 3.416960327512812 4.224e-08 au
  Orbit Determination Parameters
   # obs. used (total)      269  
   data-arc span      6729 days (18.42 yr)  
   first obs. used      2001-11-20  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57537  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 22:26:03  

Additional Information
 Earth MOID = 1.86353 au 
 Jupiter MOID = 1.86168 au 
 T_jup = 3.133 
[ 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 15.5   n/a MPO471578  

344391 (2001 YQ37)          Discovered 2001-Dec-18 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2001 YQ37 = 2009 HG9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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