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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1912085298445846 3.7846e-08  
a 2.377242677047261 7.943e-09 au
q 1.922693599685249 9.128e-08 au
i 2.890503886316835 3.8676e-06 deg
node 125.2726435205612 9.1731e-05 deg
peri 292.67610669 9.249e-05 deg
M 351.8433222879909 1.1348e-05 deg
tp 2459230.833289234159
(2021-Jan-16.33328923)
4.2216e-05 TDB
period 1338.778423011588
3.67
6.7099e-06
1.837e-08
d
yr
n .2689018539678721 1.3477e-09 deg/d
Q 2.831791754409272 9.4618e-09 au
  Orbit Determination Parameters
   # obs. used (total)      655  
   data-arc span      9118 days (24.96 yr)  
   first obs. used      1996-02-15  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54123  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:36:09  

Additional Information
 Earth MOID = .936433 au 
 Jupiter MOID = 2.51076 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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