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17586 (1995 AT2)
Classification: Main-belt Asteroid          SPK-ID: 2017586
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03672376197518845 3.9788e-08  
a 2.197542562664631 6.5453e-09 au
q 2.11684053266299 8.7623e-08 au
i 2.783917123226733 3.7224e-06 deg
node 34.32980821989462 8.8529e-05 deg
peri 90.78817434535992 0.00010335 deg
M 330.7947609028672 5.2564e-05 deg
tp 2459297.030073135273
(2021-Mar-23.53007314)
0.00017373 TDB
period 1189.883301866551
3.26
5.316e-06
1.455e-08
d
yr
n .3025506782348097 1.3517e-09 deg/d
Q 2.278244592666273 6.7856e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1187  
   data-arc span      10598 days (29.02 yr)  
   first obs. used      1992-02-27  
   last obs. used      2021-03-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53249  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:07:10  

Additional Information
 Earth MOID = 1.13405 au 
 Jupiter MOID = 2.71655 au 
 T_jup = 3.665 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457111.5 (2015-Mar-30.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03634498725998501 3.9603e-08  
q 2.117531585978128 8.7196e-08 au
tp 2456915.493995713727
(2014-Sep-14.99399571)
0.00017706 TDB
node 34.36801241655485 8.8436e-05 deg
peri 90.19008923929282 0.00010374 deg
i 2.785853685506088 3.7241e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1187  
   data-arc span      10598 days (29.02 yr)  
   first obs. used      1992-02-27  
   last obs. used      2021-03-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53249  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:07:10  

Additional Information
 Jupiter MOID = 2.71655 au 
 T_jup = 3.665 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.568405531226512E-15 -3.444120093019468E-15 2.227905261585368E-12 4.658321106492284E-15 6.878307891630192E-13 -5.724577316092922E-16
q -3.444120093019468E-15 7.603067302368502E-15 -4.973113545073745E-12 -9.770958979099559E-15 -1.534927081447566E-12 1.281192175829204E-15
tp 2.227905261585368E-12 -4.973113545073745E-12 3.134858887673309E-8 -1.194698745487504E-11 9.619343584164028E-9 -1.66032453700526E-12
node 4.658321106492284E-15 -9.770958979099559E-15 -1.194698745487504E-11 7.820947216310922E-9 -7.814950556894925E-9 -9.206964012738243E-11
peri 6.878307891630192E-13 -1.534927081447566E-12 9.619343584164028E-9 -7.814950556894925E-9 1.076129822582527E-8 9.146138315308982E-11
i -5.724577316092922E-16 1.281192175829204E-15 -1.66032453700526E-12 -9.206964012738243E-11 9.146138315308982E-11 1.386916304403831E-11

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 15.55   n/a E2021B10  

17586 (1995 AT2)          Discovered 1995-Jan-10 by Kobayashi, T. at Oizumi
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1995 AT2 = 1992 DN12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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