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JPL Small-Body Database Browser
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49140 (1998 SU40)
Classification: Main-belt Asteroid          SPK-ID: 2049140
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09108659828011086 3.0688e-08  
a 2.434160940602005 9.3425e-09 au
q 2.212441500856253 7.5004e-08 au
i 1.323547976502469 3.7137e-06 deg
node 237.3534004672523 0.00019741 deg
peri 197.7625012941212 0.00019931 deg
M 85.20561206189898 2.7425e-05 deg
tp 2458272.187014369891
(2018-Jun-02.68701437)
0.00010537 TDB
period 1387.146597115885
3.80
7.986e-06
2.186e-08
d
yr
n .2595255618609466 1.4941e-09 deg/d
Q 2.655880380347757 1.0194e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1001  
   data-arc span      9028 days (24.72 yr)  
   first obs. used      1994-08-10  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55968  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:49:18  

Additional Information
 Earth MOID = 1.22733 au 
 Jupiter MOID = 2.53539 au 
 T_jup = 3.500 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO337651  

49140 (1998 SU40)          Discovered 1998-Sep-25 by Spacewatch at Kitt Peak
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SU40 = 1994 PT2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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