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JPL Small-Body Database Browser
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71409 (2000 AT178)
Classification: Main-belt Asteroid          SPK-ID: 2071409
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2723116921156916 6.5474e-08  
a 2.577046630699953 1.7706e-08 au
q 1.875286702033007 1.7789e-07 au
i 11.66683205928097 4.1226e-06 deg
node 251.0969133845705 2.6112e-05 deg
peri 118.8817054329438 2.7539e-05 deg
M 306.3665408510704 7.9842e-06 deg
tp 2458825.620554491890
(2019-Dec-08.12055449)
3.4462e-05 TDB
period 1511.060463059802
4.14
1.5573e-05
4.264e-08
d
yr
n .2382432793397444 2.4553e-09 deg/d
Q 3.278806559366899 2.2527e-08 au
  Orbit Determination Parameters
   # obs. used (total)      912  
   data-arc span      7212 days (19.75 yr)  
   first obs. used      1999-12-06  
   last obs. used      2019-09-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50696  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:40:08  

Additional Information
 Earth MOID = .907304 au 
 Jupiter MOID = 2.3243 au 
 T_jup = 3.345 
[ 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 15.0   n/a MPO436283  
diameter diameter 6.306 km 0.138 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71409 (2000 AT178)          Discovered 2000-Jan-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 AT178 = 2002 LJ18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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