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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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1358128592754631 3.3069e-08  
a 2.762837063489127 1.2732e-08 au
q 2.387608262184445 9.1952e-08 au
i 3.206363778281977 4.9982e-06 deg
node 149.4207864257829 7.5732e-05 deg
peri 293.1763229443565 7.8825e-05 deg
M 142.5804404522775 2.0224e-05 deg
tp 2458336.162468804382
(2018-Aug-05.66246880)
9.3667e-05 TDB
period 1677.379523248642
4.59
1.1595e-05
3.175e-08
d
yr
n .2146204809408755 1.4836e-09 deg/d
Q 3.13806586479381 1.4461e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1561  
   data-arc span      15029 days (41.15 yr)  
   first obs. used      1978-03-15  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47657  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 01:26:58  

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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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
1969-Dec-16 01:12 00:04 Cybel 0.0306566556668292 0.0306536710715148 0.0306596403548413 2.58731029377199 2.58731021708129 2440571.550063127 3.64735439599078 173.935084414209 55.0258410954187 -33.1937597380463 50624.3408526036 T 22 CATAB v2.0e-lin.ifort 2019-May-30 01:27:08 2019-May-30 01:27
2043-Sep-16 17:36 00:01 Psych 0.0308817619990568 0.030877022985347 0.030886501033675 2.28458641028376 2.2845862387919 2467509.233351734 1.33305068673828 239.037385795249 57.2905373769587 10.0577671050287 23608.1275424196 T 22 CATAB v2.0e-lin.ifort 2019-May-30 01:27:08 2019-May-30 01:27
2154-Dec-10 02:33 00:06 Cybel 0.0450153730810139 0.0449988502987088 0.0450318963471507 3.20906766895309 3.20906762684396 2508135.606208287 6.10293183996411 855.901591764658 63.5503393904461 15.8794123154822 29941.1163109194 T 22 CATAB v2.0e-lin.ifort 2019-May-30 01:27:08 2019-May-30 01:27
2158-Sep-07 22:42 00:04 Psych 0.0152282572701829 0.0152107023498782 0.0152458152007682 2.36842017259609 2.36841983713339 2509503.445887147 3.54630241181766 935.863655738738 58.2540469983896 21.1509000952867 14253.6707219272 T 22 CATAB v2.0e-lin.ifort 2019-May-30 01:27:08 2019-May-30 01:27

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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