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442080 (2010 SD8)
Classification: Main-belt Asteroid          SPK-ID: 2442080
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09687772489331437 4.8097e-08  
a 3.059315994492937 4.249e-08 au
q 2.762936421216734 1.4962e-07 au
i 9.293036397005421 6.5935e-06 deg
node 341.1775817933332 3.6839e-05 deg
peri 254.4350687514292 5.4936e-05 deg
M 40.84283474686177 3.7605e-05 deg
tp 2458778.757821876616
(2019-Oct-22.25782188)
0.00020507 TDB
period 1954.496660654829
5.35
4.0718e-05
1.115e-07
d
yr
n .1841906447051112 3.8372e-09 deg/d
Q 3.35569556776914 4.6606e-08 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      4539 days (12.43 yr)  
   first obs. used      2008-03-05  
   last obs. used      2020-08-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57393  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:49:31  

Additional Information
 Earth MOID = 1.77098 au 
 Jupiter MOID = 1.73956 au 
 T_jup = 3.207 
[ 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 16.7   n/a MPO434641  

442080 (2010 SD8)          Discovered 2008-Mar-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

[ 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
1903-Dec-08 10:06 00:07 Jupiter 1.76994984957986 1.76994814992798 1.7699515492578 3.54125851088625 3.40343901575483 2416456.920938189 7.0679071846804 440.58980695002 41.0558833061023 -84.1742002117416 1535160.33343449 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 08:49:31 2020-Nov-12 08:49
1952-Sep-20 02:16 00:04 Jupiter 1.76769358012381 1.76769232869113 1.76769483155739 2.2726324454417 2.05098070976337 2434275.594216616 4.49062786963521 133.825955363159 94.8535884948753 50.1363216132862 1469911.86137077 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 08:49:31 2020-Nov-12 08:49
2001-Aug-05 15:40 00:01 Jupiter 1.96724412371838 1.96724331303266 1.96724493440387 2.81727806488722 2.66006197502798 2452127.152584228 1.08230920557785 62.1437974246498 24.7000072833573 -81.9611582122175 1553551.3089628 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 08:49:31 2020-Nov-12 08:49
2010-Dec-18 14:00 < 00:01 Jupiter 1.75244014069748 1.75243945242468 1.75244082897068 3.29395994370264 3.14380251942958 2455549.083514098 0.485910183072994 231.573314203718 28.0033121693378 89.9933649031952 2212832.61227139 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 08:49:31 2020-Nov-12 08:49
2059-Oct-15 00:25 00:03 Jupiter 1.79890480398106 1.79890394413744 1.79890566382561 2.0558568751256 1.81241231146072 2473381.517436296 3.09505909086187 99.8433622495479 48.3164373574473 -56.4083304438634 1769034.71284978 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 08:49:31 2020-Nov-12 08:49
2069-Apr-12 18:59 00:03 Jupiter 1.94539715367697 1.94539515282558 1.94539915452957 4.24910306453871 4.14536854254744 2476849.290790359 3.16460314473854 176.799361190469 71.443828351266 69.179832227336 1137154.19869248 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 08:49:31 2020-Nov-12 08:49
2108-Aug-23 17:29 00:06 Jupiter 1.99933227338298 1.99933016320095 1.99933438356786 3.18155416744394 3.04548543263412 2491226.228283217 5.92625215310813 184.716888002672 33.9336235724617 74.6864056786555 1330973.00716622 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 08:49:31 2020-Nov-12 08:49
2118-Jan-01 07:34 00:07 Jupiter 1.75337293616237 1.75337192530229 1.75337394708984 3.00296651142349 2.83754194900737 2494643.815147617 6.61179431819673 684.845447486657 27.3381540027188 88.8547356905555 2146546.28498214 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 08:49:31 2020-Nov-12 08:49
2166-Nov-10 17:59 00:11 Jupiter 1.83194211855045 1.83193984501785 1.83194439208076 2.03335239400548 1.7915902634582 2512489.249246546 10.7208828014379 114.48530626957 22.3571959891677 -78.621546365908 885920.973932799 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 08:49:31 2020-Nov-12 08:49
2176-Apr-20 04:52 00:10 Jupiter 1.90186817096801 1.90186363139373 1.90187271054089 4.0810833738597 3.97045522093526 2515937.702632967 9.70370630976875 227.361491895053 146.096122079339 38.1460071194903 439901.688569538 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 08:49:31 2020-Nov-12 08:49

Alternate Designations
 2010 SD8 = 2008 FB31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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