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187437 (2005 WQ62)
Classification: Main-belt Asteroid          SPK-ID: 2187437
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .228613082185335 4.9662e-08  
a 2.670932187487187 2.3311e-08 au
q 2.060322147797722 1.3973e-07 au
i 14.08659186521208 4.7444e-06 deg
node 87.24245327056693 2.0036e-05 deg
peri 211.2907619891887 2.3639e-05 deg
M 263.6829666029068 1.6696e-05 deg
tp 2459627.072954095201
(2022-Feb-16.57295409)
7.5908e-05 TDB
period 1594.383236879336
4.37
2.0873e-05
5.715e-08
d
yr
n .2257926398577941 2.956e-09 deg/d
Q 3.281542227176651 2.864e-08 au
  Orbit Determination Parameters
   # obs. used (total)      555  
   data-arc span      7576 days (20.74 yr)  
   first obs. used      2000-08-01  
   last obs. used      2021-04-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57585  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:15:02  

Additional Information
 Earth MOID = 1.05505 au 
 Jupiter MOID = 1.95833 au 
 T_jup = 3.301 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458052.5 (2017-Oct-26.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2280537117893836 4.9685e-08  
q 2.061875244203379 1.3974e-07 au
tp 2458031.343890023682
(2017-Oct-04.84389002)
7.0709e-05 TDB
node 87.25450921259493 2.0033e-05 deg
peri 211.1183851901793 2.3652e-05 deg
i 14.08664569043379 4.7442e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      555  
   data-arc span      7576 days (20.74 yr)  
   first obs. used      2000-08-01  
   last obs. used      2021-04-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57585  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:15:02  

Additional Information
 Jupiter MOID = 1.95833 au 
 T_jup = 3.301 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.468605590022724E-15 -6.891791846286833E-15 -1.148759780071325E-12 -6.866429254225611E-15 -1.468566249235476E-13 6.060014522542033E-16
q -6.891791846286833E-15 1.952588773392694E-14 3.215776655757576E-12 2.181696269565269E-14 4.123923980542738E-13 2.919355929193405E-17
tp -1.148759780071325E-12 3.215776655757576E-12 4.999714345779092E-9 9.899665747789137E-12 9.194427430009303E-10 1.479371748532432E-11
node -6.866429254225611E-15 2.181696269565269E-14 9.899665747789137E-12 4.013119475775217E-10 -3.870823523042332E-10 6.912422470981874E-12
peri -1.468566249235476E-13 4.123923980542738E-13 9.194427430009303E-10 -3.870823523042332E-10 5.594111253973037E-10 -3.819520725828964E-12
i 6.060014522542033E-16 2.919355929193405E-17 1.479371748532432E-11 6.912422470981874E-12 -3.819520725828964E-12 2.250750551432819E-11

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 15.42   n/a MPCxxxxx  
diameter diameter 3.544 km 1.394 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.107   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

187437 (2005 WQ62)          Discovered 2005-Nov-25 by CSS at Catalina
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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