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487281 (2014 QN1)
Classification: Main-belt Asteroid          SPK-ID: 2487281
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1212619310655891 7.3553e-08  
a 2.703366580456772 4.045e-08 au
q 2.375551128532405 1.7614e-07 au
i 12.46675471053541 7.7798e-06 deg
node 184.5570425940844 2.597e-05 deg
peri 136.6809385376705 5.1315e-05 deg
M 128.2097389990891 4.985e-05 deg
tp 2458422.304971477871
(2018-Oct-30.80497148)
0.00021528 TDB
period 1623.513251746386
4.44
3.6439e-05
9.976e-08
d
yr
n .2217413375670042 4.9769e-09 deg/d
Q 3.031182032381138 4.5355e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      6638 days (18.17 yr)  
   first obs. used      2001-11-21  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55712  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 15:26:57  

Additional Information
 Earth MOID = 1.38083 au 
 Jupiter MOID = 2.38796 au 
 T_jup = 3.322 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457714.5 (2016-Nov-22.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1225286015887498 7.3724e-08  
q 2.371837307703721 1.7673e-07 au
tp 2458419.729098704898
(2018-Oct-28.22909871)
0.00021353 TDB
node 184.5923882879979 2.5936e-05 deg
peri 136.1840663185183 5.1009e-05 deg
i 12.47493424611335 7.783e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      6638 days (18.17 yr)  
   first obs. used      2001-11-21  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55712  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 15:26:57  

Additional Information
 Jupiter MOID = 2.38796 au 
 T_jup = 3.322 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.435265143146575E-15 -1.288947827264518E-14 1.103319046587391E-11 -3.444415568309398E-14 2.125770105313367E-12 -2.091641689510259E-14
q -1.288947827264518E-14 3.123501769382272E-14 -2.427432392862061E-11 8.402909864400472E-14 -4.690711148149027E-12 4.789765716396318E-14
tp 1.103319046587391E-11 -2.427432392862061E-11 4.559672347826939E-8 -1.059672456013852E-10 9.378180841918317E-9 -8.793143529862428E-11
node -3.444415568309398E-14 8.402909864400472E-14 -1.059672456013852E-10 6.726842293555605E-10 -6.77760129169891E-10 7.462207402432556E-11
peri 2.125770105313367E-12 -4.690711148149027E-12 9.378180841918317E-9 -6.77760129169891E-10 2.601875616304956E-9 -9.095229305705926E-11
i -2.091641689510259E-14 4.789765716396318E-14 -8.793143529862428E-11 7.462207402432556E-11 -9.095229305705926E-11 6.057539860362741E-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 MPO503656  

487281 (2014 QN1)          Discovered 2008-Feb-28 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

Alternate Designations
 2014 QN1 = 2013 GJ90 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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