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216466 (1996 AP8)
Classification: Main-belt Asteroid          SPK-ID: 2216466
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02302370442494963 8.2803e-08  
a 3.058867179706839 3.2212e-08 au
q 2.98844072588609 2.6428e-07 au
i 8.459103795619489 5.1237e-06 deg
node 284.3283952890952 4.7565e-05 deg
peri 19.7636399699425 0.00020883 deg
M 86.91132197006941 0.00019804 deg
tp 2458924.748584966148
(2020-Mar-16.24858497)
0.0010802 TDB
period 1954.066576857193
5.35
3.0867e-05
8.451e-08
d
yr
n .1842311844763258 2.9102e-09 deg/d
Q 3.129293633527589 3.2954e-08 au
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      9978 days (27.32 yr)  
   first obs. used      1993-08-13  
   last obs. used      2020-12-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59922  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:55  

Additional Information
 Earth MOID = 1.97342 au 
 Jupiter MOID = 1.99307 au 
 T_jup = 3.217 
[ 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 15.38   n/a E2021B55  
diameter diameter 3.806 km 1.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.134   0.083 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

216466 (1996 AP8)          Discovered 1996-Jan-13 by Spacewatch at Kitt Peak
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2046-Dec-01 12:05 00:02 Cybel 0.0228556541117915 0.0228472969916881 0.0228640197994412 3.72075196609661 3.72075189456605 2468681.003132511 2.32803976076366 820.183118361357 66.4226446774412 59.7863217724671 44506.0295860737 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 23:54:56 2021-Apr-13 23:54

Alternate Designations
 1996 AP8 = 2004 RR93 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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