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JPL Small-Body Database Browser
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47977 (2000 WC154)
Classification: Main-belt Asteroid          SPK-ID: 2047977
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1113034624484526 5.8693e-08  
a 3.056535768971919 2.7287e-08 au
q 2.716332754787801 1.8793e-07 au
i 9.699637846618737 6.4237e-06 deg
node 337.9111898896488 2.6612e-05 deg
peri 340.1471241558134 3.3883e-05 deg
M 239.6946473245554 2.2061e-05 deg
tp 2459252.766539620901
(2021-Feb-07.26653962)
0.00012389 TDB
period 1951.832973691557
5.34
2.6137e-05
7.156e-08
d
yr
n .1844420116128696 2.4698e-09 deg/d
Q 3.396738783156037 3.0324e-08 au
  Orbit Determination Parameters
   # obs. used (total)      586  
   data-arc span      8974 days (24.57 yr)  
   first obs. used      1994-09-11  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59049  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:44:30  

Additional Information
 Earth MOID = 1.70501 au 
 Jupiter MOID = 1.93518 au 
 T_jup = 3.204 
[ show covariance matrix ]

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 14.6   n/a MPO347855  
diameter diameter 4.066 km 1.470 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.223   0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47977 (2000 WC154)          Discovered 2000-Nov-30 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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