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85162 (1988 SL2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2085162
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1823947594786564 3.5615e-08  
a 3.955145625530378 3.4725e-08 au
q 3.233747790458705 1.5395e-07 au
i 3.177753372204765 5.6468e-06 deg
node 162.3666424541607 7.8394e-05 deg
peri 304.7797219052121 8.0727e-05 deg
M 335.2277384598048 1.8521e-05 deg
tp 2459594.199376863273
(2022-Jan-14.69937686)
0.00014911 TDB
period 2873.043123466773
7.87
3.7836e-05
1.036e-07
d
yr
n .1253026789119699 1.6502e-09 deg/d
Q 4.676543460602051 4.1058e-08 au
  Orbit Determination Parameters
   # obs. used (total)      772  
   data-arc span      11812 days (32.34 yr)  
   first obs. used      1988-09-16  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55835  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:11:36  

Additional Information
 Earth MOID = 2.2523 au 
 Jupiter MOID = .518715 au 
 T_jup = 3.027 
[ 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 13.86   n/a E2021B10  
diameter diameter 11.298 km 2.608 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.032   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

85162 (1988 SL2)          Discovered 1988-Sep-16 by Bus, S. J. at Cerro Tololo
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1988 SL2 = 1999 CR16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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