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JPL Small-Body Database Browser
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48490 (1992 GD4)
Classification: Main-belt Asteroid          SPK-ID: 2048490
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1382343044229806 5.5561e-08  
a 2.564603830589816 1.4326e-08 au
q 2.210087603947722 1.4611e-07 au
i 6.689789992311743 5.2634e-06 deg
node 213.994444980321 3.8353e-05 deg
peri 336.9150166887313 4.275e-05 deg
M 223.6628823529742 2.4593e-05 deg
tp 2459168.620504713589
(2020-Nov-15.12050471)
0.0001055 TDB
period 1500.129863581237
4.11
1.2569e-05
3.441e-08
d
yr
n .2399792236257317 2.0107e-09 deg/d
Q 2.919120057231911 1.6306e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1100  
   data-arc span      10064 days (27.55 yr)  
   first obs. used      1992-04-04  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58128  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:37:18  

Additional Information
 Earth MOID = 1.21174 au 
 Jupiter MOID = 2.05109 au 
 T_jup = 3.410 
[ 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 14.7   n/a MPO319663  

48490 (1992 GD4)          Discovered 1992-Apr-04 by Elst, E. W. at La Silla
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 GD4 = 2000 EX90 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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