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48828 (1997 YU)
Classification: Main-belt Asteroid          SPK-ID: 2048828
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2034422621353695 4.2945e-08  
a 3.12851348537393 2.0977e-08 au
q 2.492041624788448 1.3981e-07 au
i 1.879413778969718 4.2977e-06 deg
node 107.4667215445386 0.00017589 deg
peri 305.209114732575 0.00017632 deg
M 337.4593489103926 1.4372e-05 deg
tp 2458727.052121396335
(2019-Aug-31.55212140)
8.1393e-05 TDB
period 2021.182241877913
5.53
2.0328e-05
5.566e-08
d
yr
n .1781135775592003 1.7914e-09 deg/d
Q 3.764985345959412 2.5244e-08 au
  Orbit Determination Parameters
   # obs. used (total)      898  
   data-arc span      8448 days (23.13 yr)  
   first obs. used      1996-09-07  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55842  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:38:53  

Additional Information
 Earth MOID = 1.50334 au 
 Jupiter MOID = 1.61114 au 
 T_jup = 3.181 
[ 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 14.1   n/a MPO412507  
diameter diameter 8.141 km 0.341 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48828 (1997 YU)          Discovered 1997-Dec-20 by Kobayashi, T. at Oizumi
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 YU = 1996 RV21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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