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
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 ]  
27303 Leitner (2000 AT180)
Classification: Main-belt Asteroid          SPK-ID: 2027303
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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.

[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1083048772524288 3.0958e-08  
a 2.274962478202184 7.9074e-09 au
q 2.028572946246615 7.2571e-08 au
i 5.583614374264518 4.5499e-06 deg
node 197.6897962866239 3.7328e-05 deg
peri 243.8347514252312 4.3924e-05 deg
M 247.6512885018393 2.297e-05 deg
tp 2458991.633828682357
8.0368e-05 TDB
period 1253.313691345304
n .2872385440979081 1.4976e-09 deg/d
Q 2.521352010157753 8.7638e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1264  
   data-arc span      8304 days (22.74 yr)  
   first obs. used      1997-03-05  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55611  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 01:36:36  

Additional Information
 Earth MOID = 1.05115 au 
 Jupiter MOID = 2.68077 au 
 T_jup = 3.596 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2   n/a MPO502361  
diameter diameter 2.717 km 0.082 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
rotation period rot_per 38.541 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.262   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  

27303 Leitner           Discovered 2000 Jan. 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Roxanne Leitner mentored a finalist in the 2011 Intel Science Talent Search, a science competition for high-school seniors. She teaches at the Ursuline Academy Of Dallas, Dallas, Texas, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110319/MPCPages.arcLast Updated: 2011-03-23

Alternate Designations
 2000 AT180 = 1997 EB51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
FirstGov 2020-Jan-28 20:00 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin