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101298 (1998 SE128)
Classification: Main-belt Asteroid          SPK-ID: 2101298
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1911703690636732 3.8069e-08  
a 2.377398393762898 8.7635e-09 au
q 1.922910265415861 9.1649e-08 au
i 2.890480275334762 4.5828e-06 deg
node 125.2721213954864 9.3438e-05 deg
peri 292.6340905228821 9.4337e-05 deg
M 298.0949910983165 1.3408e-05 deg
tp 2459230.736759400502
(2021-Jan-16.23675940)
5.023e-05 TDB
period 1338.909966329503
3.67
7.4032e-06
2.027e-08
d
yr
n .268875435281811 1.4867e-09 deg/d
Q 2.831886522109935 1.0439e-08 au
  Orbit Determination Parameters
   # obs. used (total)      576  
   data-arc span      9019 days (24.69 yr)  
   first obs. used      1996-02-15  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56013  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:01:21  

Additional Information
 Earth MOID = .937357 au 
 Jupiter MOID = 2.51021 au 
 T_jup = 3.514 
[ 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 16.2   n/a MPO436473  
diameter diameter 1.413 km 0.414 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.321   0.168 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101298 (1998 SE128)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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