Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
214970 (2008 AT)
Classification: Main-belt Asteroid          SPK-ID: 2214970
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04129703880860913 8.9342e-08  
a 3.198317347081254 5.7705e-08 au
q 3.066236311476592 2.6685e-07 au
i 16.88311758162942 9.324e-06 deg
node 70.51727154756941 2.0689e-05 deg
peri 193.4324191267998 9.4695e-05 deg
M 222.2218204359401 9.0281e-05 deg
tp 2459400.074064692249
(2021-Jul-04.57406469)
0.00052232 TDB
period 2089.203560389441
5.72
5.6541e-05
1.548e-07
d
yr
n .1723144679750084 4.6634e-09 deg/d
Q 3.330398382685916 6.0088e-08 au
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      6229 days (17.05 yr)  
   first obs. used      2001-12-20  
   last obs. used      2019-01-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53042  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:03:14  

Additional Information
 Earth MOID = 2.05264 au 
 Jupiter MOID = 1.71821 au 
 T_jup = 3.126 
[ 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 15.4   n/a MPO433406  
diameter diameter 5.385 km 0.549 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214970 (2008 AT)          Discovered 2008-Jan-01 by Schiaparelli at Schiaparelli
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ 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
2001-May-22 21:57 00:01 Jupiter 1.80235302138024 1.80235176793089 1.80235427483645 4.7912392664328 4.69212811617499 2452052.414923658 1.17917476915826 218.607817849046 28.4739233526997 -75.760817586093 1797676.38709848 T 14 CATAB v2.0e-lin.ifort 2019-Jul-14 10:03:16 2019-Jul-14 10:03
2012-Jun-21 14:57 < 00:01 Jupiter 1.70578078442875 1.70577972683011 1.70578184203331 4.70610970472464 4.59938567004039 2456100.123071085 0.385791181265964 252.258880156639 34.8464834345972 -81.561611672788 1644657.02504399 T 14 CATAB v2.0e-lin.ifort 2019-Jul-14 10:03:16 2019-Jul-14 10:03
2023-Jul-05 15:31 < 00:01 Jupiter 1.83148303296349 1.83148193544363 1.8314841304901 4.21324050935217 4.10200408442155 2460131.146650538 0.773673776665418 470.027139497194 45.1304979940723 -86.8318884293108 1592054.41992324 T 14 CATAB v2.0e-lin.ifort 2019-Jul-14 10:03:16 2019-Jul-14 10:03
2144-Mar-02 13:23 00:08 Jupiter 1.93464055206553 1.93463562787163 1.93464547642725 4.61611474921956 4.52027402375461 2504201.057332736 8.20466361557215 949.444114357049 28.9943164266329 -74.7340704385313 1880248.97448722 T 14 CATAB v2.0e-lin.ifort 2019-Jul-14 10:03:16 2019-Jul-14 10:03
2155-Mar-25 18:40 00:08 Jupiter 1.73150388969721 1.73150177662403 1.73150600298279 4.78820600562532 4.68492801067763 2508241.278120880 8.44491137332444 1049.73919710454 36.095059081076 -84.6130213081705 1725523.32512315 T 14 CATAB v2.0e-lin.ifort 2019-Jul-14 10:03:16 2019-Jul-14 10:03
2166-Apr-21 14:35 00:10 Jupiter 1.74063098130618 1.74062769094689 1.74063427168299 4.60956718674536 4.50276287161306 2512286.107835439 9.71760492719889 481.676303775262 135.503941959362 77.0559374241496 1688895.35369639 T 14 CATAB v2.0e-lin.ifort 2019-Jul-14 10:03:16 2019-Jul-14 10:03
2177-Apr-14 23:55 00:12 Jupiter 1.94833421416121 1.94832768243358 1.94834074733225 3.96682193560241 3.85567017146534 2516297.496495608 12.4389343422549 2773.41916811919 70.7219167098053 -82.7683407018599 1757568.7165094 T 14 CATAB v2.0e-lin.ifort 2019-Jul-14 10:03:16 2019-Jul-14 10:03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-28 01:27 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin