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JPL Small-Body Database Browser
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59177 (1999 AT7)
Classification: Main-belt Asteroid          SPK-ID: 2059177
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2302030414132619 3.4203e-08  
a 2.317034871785 7.5606e-09 au
q 1.783646397239506 7.9198e-08 au
i 5.221344788557139 4.1148e-06 deg
node 62.02157605910878 4.7786e-05 deg
peri 349.2499011364451 4.891e-05 deg
M 326.8503020067014 1.0307e-05 deg
tp 2458719.124489742042
(2019-Aug-23.62448974)
3.7062e-05 TDB
period 1288.241489131157
3.53
6.3054e-06
1.726e-08
d
yr
n .2794507109399177 1.3678e-09 deg/d
Q 2.850423346330495 9.301e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1030  
   data-arc span      7657 days (20.96 yr)  
   first obs. used      1998-12-17  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53893  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 06:07:26  

Additional Information
 Earth MOID = .794418 au 
 Jupiter MOID = 2.52632 au 
 T_jup = 3.539 
[ 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 15.3   n/a MPO502544  

59177 (1999 AT7)          Discovered 1999-Jan-11 by Kagawa, T. at Gekko
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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