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65887 (1998 AW6)
Classification: Main-belt Asteroid          SPK-ID: 2065887
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1175151654273367 4.1045e-08  
a 2.426299405391013 9.1616e-09 au
q 2.141172429390239 1.0198e-07 au
i 3.153182733787823 3.691e-06 deg
node 81.5876797403866 8.233e-05 deg
peri 72.49192761857839 8.4084e-05 deg
M 298.063217085391 1.8547e-05 deg
tp 2459237.998656657835
(2021-Jan-23.49865666)
7.1716e-05 TDB
period 1380.431988446949
3.78
7.8187e-06
2.141e-08
d
yr
n .260787929440129 1.4771e-09 deg/d
Q 2.711426381391786 1.0238e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1375  
   data-arc span      8037 days (22.00 yr)  
   first obs. used      1998-01-05  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51962  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 10:44:42  

Additional Information
 Earth MOID = 1.15386 au 
 Jupiter MOID = 2.27771 au 
 T_jup = 3.499 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456885.5 (2014-Aug-16.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .116892409908891 4.1217e-08  
q 2.142825857035287 1.0234e-07 au
tp 2456477.886323009800
(2013-Jul-04.38632301)
6.6395e-05 TDB
node 81.61131724810394 8.2364e-05 deg
peri 72.68719863412589 8.4125e-05 deg
i 3.1527258541362 3.6898e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1375  
   data-arc span      8037 days (22.00 yr)  
   first obs. used      1998-01-05  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51962  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 10:44:42  

Additional Information
 Jupiter MOID = 2.27771 au 
 T_jup = 3.499 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.69882428977487E-15 -4.205640162379155E-15 3.753327370651363E-13 2.764734725356954E-14 1.139660310994021E-13 -2.829177029096404E-16
q -4.205640162379155E-15 1.047278629971749E-14 -7.765251740632234E-13 -6.901738118967501E-14 -2.393454439615032E-13 8.289151890275002E-16
tp 3.753327370651363E-13 -7.765251740632234E-13 4.408300853061952E-9 1.074399504003005E-13 1.162436071091603E-9 1.56620812223429E-12
node 2.764734725356954E-14 -6.901738118967501E-14 1.074399504003005E-13 6.783766073591879E-9 -6.772443490213028E-9 -6.878564905291065E-11
peri 1.139660310994021E-13 -2.393454439615032E-13 1.162436071091603E-9 -6.772443490213028E-9 7.077098481149103E-9 6.907211412299986E-11
i -2.829177029096404E-16 8.289151890275002E-16 1.56620812223429E-12 -6.878564905291065E-11 6.907211412299986E-11 1.361486884217731E-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 14.7   n/a MPO449418  
diameter diameter 6.511 km 0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65887 (1998 AW6)          Discovered 1998-Jan-05 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 AW6 = 2000 SD61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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