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193851 (2001 QM114)
Classification: Main-belt Asteroid          SPK-ID: 2193851
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1457413018969343 3.6084e-08  
a 2.264422163415782 8.5296e-09 au
q 1.934402329275293 8.1282e-08 au
i 4.439277074280982 3.9592e-06 deg
node 236.0320941111371 5.4742e-05 deg
peri 71.8726464282702 5.6707e-05 deg
M 206.0043558518725 1.4847e-05 deg
tp 2459532.902956253645
(2021-Nov-14.40295625)
5.2165e-05 TDB
period 1244.613542880152
3.41
7.0323e-06
1.925e-08
d
yr
n .2892464107106905 1.6343e-09 deg/d
Q 2.59444199755627 9.7727e-09 au
  Orbit Determination Parameters
   # obs. used (total)      509  
   data-arc span      7747 days (21.21 yr)  
   first obs. used      1998-11-16  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54011  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 22:10:28  

Additional Information
 Earth MOID = .925219 au 
 Jupiter MOID = 2.63387 au 
 T_jup = 3.599 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457227.5 (2015-Jul-24.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1464250656718313 3.6119e-08  
q 1.932679256970791 8.1422e-08 au
tp 2457043.572687816467
(2015-Jan-21.07268782)
4.9387e-05 TDB
node 236.0756392883863 5.4795e-05 deg
peri 71.81001243553577 5.6737e-05 deg
i 4.436947023238453 3.9582e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      509  
   data-arc span      7747 days (21.21 yr)  
   first obs. used      1998-11-16  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54011  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 22:10:28  

Additional Information
 Jupiter MOID = 2.63387 au 
 T_jup = 3.599 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.304598701108669E-15 -2.929306995931846E-15 4.094519470684278E-13 7.967385008123591E-15 9.971099630396637E-14 -2.76013545833307E-15
q -2.929306995931846E-15 6.629467667387065E-15 -9.13899562490849E-13 -1.782188143575887E-14 -2.215214805331976E-13 6.258366379039865E-15
tp 4.094519470684278E-13 -9.13899562490849E-13 2.439117914562127E-9 4.96485969872757E-12 7.422227079973816E-10 -2.535435780984759E-12
node 7.967385008123591E-15 -1.782188143575887E-14 4.96485969872757E-12 3.002463883823421E-9 -2.991775670058961E-9 -3.068212756795112E-11
peri 9.971099630396637E-14 -2.215214805331976E-13 7.422227079973816E-10 -2.991775670058961E-9 3.219049896873754E-9 2.988749499927551E-11
i -2.76013545833307E-15 6.258366379039865E-15 -2.535435780984759E-12 -3.068212756795112E-11 2.988749499927551E-11 1.566762245686989E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO449957  

193851 (2001 QM114)          Discovered 2001-Aug-17 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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