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487638 (2015 OQ19)
Classification: Main-belt Asteroid          SPK-ID: 2487638
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1717139151675189 5.6768e-08  
a 2.695634714551781 3.0475e-08 au
q 2.232756723854618 1.6631e-07 au
i 13.34144835604556 5.4251e-06 deg
node 169.5539506733983 2.7047e-05 deg
peri 135.080621930098 3.6066e-05 deg
M 45.07931101461281 2.0678e-05 deg
tp 2458798.074716238355
(2019-Nov-10.57471624)
9.1564e-05 TDB
period 1616.553148529037
4.43
2.7414e-05
7.506e-08
d
yr
n .2226960495097718 3.7765e-09 deg/d
Q 3.158512705248945 3.5708e-08 au
  Orbit Determination Parameters
   # obs. used (total)      117  
   data-arc span      5216 days (14.28 yr)  
   first obs. used      2006-07-26  
   last obs. used      2020-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50865  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 07:16:44  

Additional Information
 Earth MOID = 1.23976 au 
 Jupiter MOID = 2.24335 au 
 T_jup = 3.310 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457764.5 (2017-Jan-11.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1721497277503998 5.6465e-08  
q 2.231617140284087 1.655e-07 au
tp 2457183.095516225679
(2015-Jun-09.59551623)
8.6027e-05 TDB
node 169.6147653318529 2.7041e-05 deg
peri 135.4167367621277 3.6077e-05 deg
i 13.34376723228193 5.4251e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      117  
   data-arc span      5216 days (14.28 yr)  
   first obs. used      2006-07-26  
   last obs. used      2020-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50865  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 07:16:44  

Additional Information
 Jupiter MOID = 2.24335 au 
 T_jup = 3.310 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.188244274438898E-15 -9.259652465305471E-15 -5.067080512204939E-13 -4.770616628965931E-14 -1.466690740367255E-13 -2.298399244834417E-14
q -9.259652465305471E-15 2.738923220937467E-14 1.479189430525573E-12 1.43408345284606E-13 4.76921001836399E-13 7.134198345932112E-14
tp -5.067080512204939E-13 1.479189430525573E-12 7.400629057376614E-9 -4.835988536842979E-11 2.092505148263892E-9 2.193473913853594E-11
node -4.770616628965931E-14 1.43408345284606E-13 -4.835988536842979E-11 7.312159926222911E-10 -7.221380656164719E-10 -2.450408685515988E-11
peri -1.466690740367255E-13 4.76921001836399E-13 2.092505148263892E-9 -7.221380656164719E-10 1.301548274771883E-9 3.067717969960396E-11
i -2.298399244834417E-14 7.134198345932112E-14 2.193473913853594E-11 -2.450408685515988E-11 3.067717969960396E-11 2.943141348982219E-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 17.0   n/a MPO477318  

487638 (2015 OQ19)          Discovered 2010-May-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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