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48488 (1992 EN12)
Classification: Main-belt Asteroid          SPK-ID: 2048488
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07244089014872138 3.8757e-08  
a 2.556209954453893 1.1465e-08 au
q 2.371035829946231 9.8026e-08 au
i 3.084908619816181 4.1289e-06 deg
node 97.69086616232912 7.827e-05 deg
peri 29.43030605070475 8.3877e-05 deg
M 261.0385025942002 3.1508e-05 deg
tp 2459010.852389610323
(2020-Jun-10.35238961)
0.00013175 TDB
period 1492.771068872879
4.09
1.0043e-05
2.75e-08
d
yr
n .2411622301012432 1.6224e-09 deg/d
Q 2.741384078961556 1.2295e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1304  
   data-arc span      10638 days (29.13 yr)  
   first obs. used      1990-10-21  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53414  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:12:25  

Additional Information
 Earth MOID = 1.3872 au 
 Jupiter MOID = 2.28674 au 
 T_jup = 3.432 
[ 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 14.5   n/a MPO502479  
diameter diameter 3.262 km 0.336 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.316   0.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48488 (1992 EN12)          Discovered 1992-Mar-06 by UESAC at La Silla
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 EN12 = 1998 SB60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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