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15842 (1995 SX2)
Classification: Main-belt Asteroid          SPK-ID: 2015842
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1907486737651362 3.3917e-08  
a 2.424497943476714 9.1921e-09 au
q 1.96202817621223 8.1112e-08 au
i 3.506559560565552 3.5893e-06 deg
node 41.97985051637967 5.2583e-05 deg
peri 280.5940953908858 5.3611e-05 deg
M 217.645904875053 1.2542e-05 deg
tp 2459545.753699984065
(2021-Nov-27.25369998)
4.9498e-05 TDB
period 1378.894873533316
3.78
7.8418e-06
2.147e-08
d
yr
n .2610786412437133 1.4848e-09 deg/d
Q 2.886967710741197 1.0946e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2085  
   data-arc span      9523 days (26.07 yr)  
   first obs. used      1994-04-02  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51951  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:16:00  

Additional Information
 Earth MOID = .953399 au 
 Jupiter MOID = 2.44026 au 
 T_jup = 3.484 
[ 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 14.2   n/a MPO319282  
diameter diameter 8.212 km 0.086 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15842 (1995 SX2)          Discovered 1995-Sep-20 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 SX2 = 1998 DG14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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