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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1818231534419554 4.25e-08  
a 3.951530346166426 4.562e-08 au
q 3.233050637704864 1.6788e-07 au
i 3.178391621739889 6.9051e-06 deg
node 162.3759911988944 8.3493e-05 deg
peri 304.9997968596681 8.6029e-05 deg
M 235.1225695001308 2.1306e-05 deg
tp 2459595.740091228912
(2022-Jan-16.24009123)
0.0001809 TDB
period 2869.104780649564
7.86
4.9686e-05
1.36e-07
d
yr
n .1254746785227189 2.1729e-09 deg/d
Q 4.670010054627987 5.3915e-08 au
  Orbit Determination Parameters
   # obs. used (total)      622  
   data-arc span      11339 days (31.04 yr)  
   first obs. used      1988-09-16  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61105  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:09:03  

Additional Information
 Earth MOID = 2.2515 au 
 Jupiter MOID = .524392 au 
 T_jup = 3.028 
[ 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 13.8   n/a MPO453282  
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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