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233720 (2008 SK142)
Classification: Main-belt Asteroid          SPK-ID: 2233720
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1460661567149239 4.8346e-08  
a 3.094325084986834 2.9408e-08 au
q 2.642348912196227 1.5787e-07 au
i 2.543883129237172 5.1782e-06 deg
node 101.1664185581827 0.00016076 deg
peri 352.1488869965694 0.00016281 deg
M 4.149355834047065 2.4953e-05 deg
tp 2458977.584701798582
(2020-May-08.08470180)
0.00013776 TDB
period 1988.141697759475
5.44
2.8342e-05
7.76e-08
d
yr
n .1810736128142676 2.5813e-09 deg/d
Q 3.546301257777441 3.3703e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      5406 days (14.80 yr)  
   first obs. used      2005-04-10  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46425  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 07:23:16  

Additional Information
 Earth MOID = 1.6591 au 
 Jupiter MOID = 1.63666 au 
 T_jup = 3.206 
[ 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 15.8   n/a MPO454690  
diameter diameter 3.428 km 0.394 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233720 (2008 SK142)          Discovered 2008-Sep-24 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ 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
1914-Dec-28 03:06 00:05 Jupiter 1.77269888452162 1.77269720381715 1.77270056523153 2.5015710365105 2.30265655305678 2420494.629012173 4.79455999865047 215.661728327556 10.6797341368256 85.3827534917699 1360781.620968 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:23:20 2020-Feb-25 07:23
1924-Nov-18 20:46 00:04 Jupiter 1.73730605178345 1.73730482161435 1.73730728195105 1.86970356714306 1.58766893194198 2424108.365474515 4.23949169072413 76.5604265193585 26.9815321667262 88.9400361504356 1185446.97683763 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:23:20 2020-Feb-25 07:23
1985-Jul-25 15:23 00:02 Jupiter 1.68952891983681 1.68952834180626 1.68952949786707 2.00448494029509 1.73645814095547 2446272.140797133 1.51115878119538 101.611746997636 19.6128058278711 -89.7666711707826 1759269.70827193 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:23:20 2020-Feb-25 07:23
1995-Jun-22 07:14 < 00:01 Jupiter 1.85083941690185 1.85083867910001 1.85084015470327 2.17560995525233 1.95396877164183 2449890.801291286 0.979458035532035 66.9835553024123 8.69071600078619 88.866240555471 1695069.07309751 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:23:20 2020-Feb-25 07:23
2046-Mar-31 04:06 00:01 Jupiter 1.89433514082209 1.8943342617081 1.89433601993596 3.21871321651606 3.07666147875653 2468435.671029160 1.31909908554327 81.3985202908013 26.2803790960597 80.2028940086355 1638275.6157854 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:23:20 2020-Feb-25 07:23
2056-Feb-22 12:51 00:02 Jupiter 1.67018082687546 1.67018039995068 1.67018125379995 1.79434328732451 1.48505199806205 2472051.035237689 1.8724968842692 105.970464286347 41.5734069441354 -85.2151940994093 2082269.12647278 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:23:20 2020-Feb-25 07:23
2066-Jan-25 18:40 00:02 Jupiter 1.99811071217326 1.99810939022319 1.99811203412367 2.67846804394585 2.51522715781477 2475676.277650818 2.29025471284202 97.4994557917175 24.2083311734854 70.4168588056909 1664015.12765471 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:23:20 2020-Feb-25 07:23
2116-Oct-31 19:04 00:05 Jupiter 1.76225817150285 1.76225657477855 1.76225976823216 2.47483251351786 2.27233443218348 2494217.294558957 4.66717558082445 210.53740166522 9.89928436994898 87.1494890318076 1346771.20615056 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:23:20 2020-Feb-25 07:23
2126-Sep-21 16:57 00:05 Jupiter 1.72346828262333 1.72346676645797 1.72346979878722 1.86082602036968 1.57472079887543 2497829.206340495 5.14908110411915 94.3720751519239 28.5626764251506 -88.2125264350209 1198138.89266539 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:23:20 2020-Feb-25 07:23
2187-May-27 19:31 00:08 Jupiter 1.66723560290513 1.66723433235392 1.66723687347254 1.95402294811197 1.67395505127065 2519992.313541035 8.02162328403295 357.404996285382 35.3290853400176 -75.9916446095361 1445733.08347463 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:23:20 2020-Feb-25 07:23
2197-Apr-21 04:37 00:08 Jupiter 1.8435643637541 1.84356075306181 1.84356797444105 2.19093965889627 1.97010659248001 2523608.692274946 8.32176403880431 137.958004595298 29.6097126203421 67.124279782654 800088.95970569 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:23:20 2020-Feb-25 07:23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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