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JPL Small-Body Database Browser
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7312 (1996 AT3)
Classification: Main-belt Asteroid          SPK-ID: 2007312
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .135812896648622 3.2683e-08  
a 2.762837071137925 1.2451e-08 au
q 2.387608165538489 9.0611e-08 au
i 3.206360301717953 4.9513e-06 deg
node 149.4208151830308 7.4878e-05 deg
peri 293.1763051309444 7.7883e-05 deg
M 142.5804305784609 1.9898e-05 deg
tp 2458336.162512051535
(2018-Aug-05.66251205)
9.2157e-05 TDB
period 1677.379530214273
4.59
1.1339e-05
3.104e-08
d
yr
n .2146204800496239 1.4508e-09 deg/d
Q 3.138065976737362 1.4142e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1591  
   data-arc span      15290 days (41.86 yr)  
   first obs. used      1978-03-15  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48655  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 18:26:31  

Additional Information
 Earth MOID = 1.40581 au 
 Jupiter MOID = 2.08174 au 
 T_jup = 3.325 
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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 13.6   n/a MPO324375  
diameter diameter 7.974 km 0.176 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.175   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

7312 (1996 AT3)          Discovered 1996-Jan-13 by Ueda, S., Kaneda, H. at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1996 AT3 = 1978 EC10 = 1990 WM5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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