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226461 (2003 SH142)
Classification: Main-belt Asteroid          SPK-ID: 2226461
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08895195562016239 5.2835e-08  
a 3.118011191059936 2.9319e-08 au
q 2.840657997969604 1.7435e-07 au
i 14.88253147856242 4.8054e-06 deg
node 307.0738590317963 2.1775e-05 deg
peri 114.6221797711181 4.5024e-05 deg
M 357.0174596238818 3.4989e-05 deg
tp 2459217.160911679104
(2021-Jan-02.66091168)
0.00019539 TDB
period 2011.01324646061
5.51
2.8365e-05
7.766e-08
d
yr
n .1790142360492161 2.525e-09 deg/d
Q 3.395364384150269 3.1927e-08 au
  Orbit Determination Parameters
   # obs. used (total)      420  
   data-arc span      6355 days (17.40 yr)  
   first obs. used      2003-09-18  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5014  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:35:53  

Additional Information
 Earth MOID = 1.89235 au 
 Jupiter MOID = 1.87543 au 
 T_jup = 3.159 
[ 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 15.18   n/a MPCxxxxx  
diameter diameter 5.733 km 0.158 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.078   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226461 (2003 SH142)          Discovered 2003-Sep-20 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1925-Jun-23 03:25 00:04 Jupiter 1.94865840887135 1.94865725053151 1.94865956723877 4.91849596671292 4.82931293624079 2424324.642614131 3.58259065082719 413.60098469679 22.6847373477892 82.3437559687083 3250970.67649828 T 17 CATAB v2.0f-lin.ifort 2021-Apr-14 00:35:54 2021-Apr-14 00:35
1997-May-01 11:38 < 00:01 Jupiter 1.91553608348042 1.91553549322459 1.915536673737 5.20162186264062 5.11590644572968 2450569.984737717 0.841888738786393 165.481158721935 25.567007695502 85.890628841644 3281299.36659488 T 17 CATAB v2.0f-lin.ifort 2021-Apr-14 00:35:54 2021-Apr-14 00:35
2079-Jul-18 22:01 00:02 Jupiter 1.948733102096 1.94873232801067 1.94873387619097 4.84515563976303 4.7546006515903 2480598.417510007 2.45001034823026 280.80974899984 21.8540034404921 83.1421163614462 3357507.21663444 T 17 CATAB v2.0f-lin.ifort 2021-Apr-14 00:35:54 2021-Apr-14 00:35
2151-May-28 02:37 00:05 Jupiter 1.89809742545865 1.89809670942445 1.8980981415005 5.12775696377652 5.03997967561011 2506843.609159568 5.13462469494513 417.907581048126 30.2671843611303 -88.0145776823588 3267265.27916236 T 17 CATAB v2.0f-lin.ifort 2021-Apr-14 00:35:54 2021-Apr-14 00:35
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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