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JPL Small-Body Database Browser
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48990 (1998 QX47)
Classification: Main-belt Asteroid          SPK-ID: 2048990
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2458976883662049 5.2785e-08  
a 2.386212415021742 1.1756e-08 au
q 1.799448298217157 1.2418e-07 au
i 3.979056404069387 4.7594e-06 deg
node 314.3566004252208 6.8427e-05 deg
peri 55.91825720785897 6.916e-05 deg
M 200.3707425487354 1.3349e-05 deg
tp 2459197.496893046334
(2020-Dec-13.99689305)
5.3093e-05 TDB
period 1346.362721522373
3.69
9.9492e-06
2.724e-08
d
yr
n .2673870824297163 1.9759e-09 deg/d
Q 2.972976531826328 1.4646e-08 au
  Orbit Determination Parameters
   # obs. used (total)      579  
   data-arc span      11551 days (31.62 yr)  
   first obs. used      1987-09-23  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50859  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:39:41  

Additional Information
 Earth MOID = .80173 au 
 Jupiter MOID = 2.50639 au 
 T_jup = 3.490 
[ 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 15.9   n/a MPO436126  

48990 (1998 QX47)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QX47 = 1987 SQ24 = 2000 DH45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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