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JPL Small-Body Database Browser
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48423 (1988 WA)
Classification: Main-belt Asteroid          SPK-ID: 2048423
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1804620424117465 3.6256e-08  
a 2.340472846727922 1.1049e-08 au
q 1.918106336598167 8.6567e-08 au
i 13.52466300727656 5.5387e-06 deg
node 58.06198960314656 1.777e-05 deg
peri 264.2660508120613 2.5496e-05 deg
M 252.940164315535 2.2285e-05 deg
tp 2458989.435790132351
(2020-May-19.93579013)
8.2255e-05 TDB
period 1307.837655012985
3.58
9.2608e-06
2.535e-08
d
yr
n .2752635226704997 1.9491e-09 deg/d
Q 2.762839356857677 1.3042e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1397  
   data-arc span      11136 days (30.49 yr)  
   first obs. used      1988-11-14  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50577  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:38:24  

Additional Information
 Earth MOID = .960862 au 
 Jupiter MOID = 2.62467 au 
 T_jup = 3.506 
[ 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 13.7   n/a MPO240571  

48423 (1988 WA)          Discovered 1988-Nov-17 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 WA = 1999 XA191 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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