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
JPL Small-Body Database Browser
Search: [ help ]  
305021 (2007 TR381)
Classification: Main-belt Asteroid          SPK-ID: 2305021
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2023051655262457 5.9628e-08  
a 2.71840198598965 1.6665e-08 au
q 2.168455222247139 1.6274e-07 au
i 3.418847201118126 4.9916e-06 deg
node 82.57944128903634 0.00010511 deg
peri 248.0675827588756 0.00010645 deg
M 336.5301235592799 1.2984e-05 deg
tp 2459107.227723869729
(2020-Sep-14.72772387)
5.8943e-05 TDB
period 1637.076389820298
4.48
1.5054e-05
4.122e-08
d
yr
n .2199042159782887 2.0221e-09 deg/d
Q 3.268348749732161 2.0036e-08 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      6682 days (18.29 yr)  
   first obs. used      2002-07-05  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54434  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:13:40  

Additional Information
 Earth MOID = 1.16046 au 
 Jupiter MOID = 2.09878 au 
 T_jup = 3.327 
[ 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 16.9   n/a MPO471204  

305021 (2007 TR381)          Discovered 2007-Oct-14 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ 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
2093-Sep-25 14:53 < 00:01 Inter 0.00450463962464145 0.00448312553715918 0.00452619369259851 6.18828481532134 6.18828429016529 2485781.120007415 0.914198049913342 1266.04439622446 89.0984689093702 32.1088898225105 4042.1337860315 T 9 CATAB v2.0f-lin.ifort 2020-Nov-11 19:13:40 2020-Nov-11 19:13

Alternate Designations
 2007 TR381 = 2006 KM83 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-28 00:35 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin