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JPL Small-Body Database Browser
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56455 (2000 GW87)
Classification: Main-belt Asteroid          SPK-ID: 2056455
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1811237035833347 3.9809e-08  
a 2.215128903952095 8.1076e-09 au
q 1.813916552953799 8.6817e-08 au
i 6.773923921725463 4.1304e-06 deg
node 104.9885012653465 3.4655e-05 deg
peri 182.9704282574921 3.6669e-05 deg
M 212.083638232449 1.3425e-05 deg
tp 2459095.278304722828
(2020-Sep-02.77830472)
4.5832e-05 TDB
period 1204.195313971634
3.30
6.6112e-06
1.81e-08
d
yr
n .2989548255362834 1.6413e-09 deg/d
Q 2.616341254950391 9.5761e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1292  
   data-arc span      8446 days (23.12 yr)  
   first obs. used      1995-12-20  
   last obs. used      2019-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55009  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:25:09  

Additional Information
 Earth MOID = .79694 au 
 Jupiter MOID = 2.54572 au 
 T_jup = 3.623 
[ 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 15.3   n/a MPO365906  
diameter diameter 2.203 km 0.450 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.252   0.140 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56455 (2000 GW87)          Discovered 2000-Apr-04 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 GW87 = 1995 YK23 = 1998 XL86 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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