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JPL Small-Body Database Browser
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56901 (2000 QR162)
Classification: Main-belt Asteroid          SPK-ID: 2056901
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08994462699824797 4.9577e-08  
a 2.997186328015494 2.6568e-08 au
q 2.727605521697892 1.5517e-07 au
i 10.87417632668284 6.2743e-06 deg
node 187.9727190600634 2.4434e-05 deg
peri 137.1432364562669 3.9236e-05 deg
M 292.0489507877613 3.2127e-05 deg
tp 2459358.236049970004
(2021-May-23.73604997)
0.00017051 TDB
period 1895.261066344299
5.19
2.5201e-05
6.9e-08
d
yr
n .1899474464984347 2.5257e-09 deg/d
Q 3.266767134333096 2.8958e-08 au
  Orbit Determination Parameters
   # obs. used (total)      530  
   data-arc span      7274 days (19.92 yr)  
   first obs. used      1999-05-12  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59287  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:27:34  

Additional Information
 Earth MOID = 1.72859 au 
 Jupiter MOID = 2.09213 au 
 T_jup = 3.221 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456647.5 (2013-Dec-21.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08874733392299819 4.9794e-08  
q 2.730375917410877 1.5543e-07 au
tp 2457468.498814020702
(2016-Mar-20.99881402)
0.00016591 TDB
node 188.0044444174989 2.4429e-05 deg
peri 138.1449311603088 3.9435e-05 deg
i 10.87547172825801 6.275e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      530  
   data-arc span      7274 days (19.92 yr)  
   first obs. used      1999-05-12  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59287  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:27:34  

Additional Information
 Jupiter MOID = 2.09213 au 
 T_jup = 3.221 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.479433246102649E-15 -7.645434820333815E-15 2.259831039081983E-12 4.356160516590699E-15 4.503307997636711E-13 -4.874657868635595E-16
q -7.645434820333815E-15 2.415815170072078E-14 -6.147089189441206E-12 -1.646976878092908E-14 -1.284976741848466E-12 5.525102265006463E-15
tp 2.259831039081983E-12 -6.147089189441206E-12 2.752498983570571E-8 1.220737989873879E-12 5.144148602415152E-9 1.105171768396183E-11
node 4.356160516590699E-15 -1.646976878092908E-14 1.220737989873879E-12 5.967653565143276E-10 -5.850859285205533E-10 -8.273931641043207E-12
peri 4.503307997636711E-13 -1.284976741848466E-12 5.144148602415152E-9 -5.850859285205533E-10 1.555096849304632E-9 9.907694881383551E-12
i -4.874657868635595E-16 5.525102265006463E-15 1.105171768396183E-11 -8.273931641043207E-12 9.907694881383551E-12 3.937586045803182E-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 14.7   n/a MPO432124  
diameter diameter 3.845 km 0.974 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.173   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56901 (2000 QR162)          Discovered 2000-Aug-31 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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