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JPL Small-Body Database Browser
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74388 (1998 XG25)
Classification: Main-belt Asteroid          SPK-ID: 2074388
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0734263536708999 5.8922e-08  
a 2.89234631471562 2.3945e-08 au
q 2.679971871272587 1.7599e-07 au
i 2.275485354076727 8.1933e-06 deg
node 173.1394753183573 0.00013571 deg
peri 227.2994836433853 0.00014454 deg
M 71.09097452347186 5.019e-05 deg
tp 2458245.698185968834
(2018-May-07.19818597)
0.00024972 TDB
period 1796.692954448784
4.92
2.2312e-05
6.109e-08
d
yr
n .2003681258439876 2.4882e-09 deg/d
Q 3.104720758158653 2.5704e-08 au
  Orbit Determination Parameters
   # obs. used (total)      319  
   data-arc span      8259 days (22.61 yr)  
   first obs. used      1996-05-21  
   last obs. used      2018-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57832  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:03:54  

Additional Information
 Earth MOID = 1.68777 au 
 Jupiter MOID = 2.20746 au 
 T_jup = 3.285 
[ 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 15.8   n/a MPO366102  

74388 (1998 XG25)          Discovered 1998-Dec-13 by Spacewatch at Kitt Peak
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 XG25 = 1997 MA10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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