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JPL Small-Body Database Browser
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136408 (2005 AT53)
Classification: Main-belt Asteroid          SPK-ID: 2136408
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09945120296911167 5.8409e-08  
a 2.371633841148609 1.5088e-08 au
q 2.135772002644125 1.4003e-07 au
i 4.243888800151952 5.5167e-06 deg
node 287.6850403659535 7.3963e-05 deg
peri 250.7419401376725 7.815e-05 deg
M 288.740624220938 2.7305e-05 deg
tp 2458864.564121753949
(2020-Jan-16.06412175)
0.00010184 TDB
period 1334.043173857744
3.65
1.273e-05
3.485e-08
d
yr
n .2698563337788862 2.5751e-09 deg/d
Q 2.607495679653093 1.6588e-08 au
  Orbit Determination Parameters
   # obs. used (total)      352  
   data-arc span      7561 days (20.70 yr)  
   first obs. used      1998-04-01  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68539  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 00:13:06  

Additional Information
 Earth MOID = 1.14447 au 
 Jupiter MOID = 2.37699 au 
 T_jup = 3.534 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456995.5 (2014-Dec-04.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09983259028690732 5.8353e-08  
q 2.13440502236215 1.3987e-07 au
tp 2457531.655121646731
(2016-May-23.15512165)
9.9134e-05 TDB
node 287.7450324411897 7.3928e-05 deg
peri 250.9880205543757 7.8117e-05 deg
i 4.245202565356859 5.5193e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      352  
   data-arc span      7561 days (20.70 yr)  
   first obs. used      1998-04-01  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68539  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 00:13:06  

Additional Information
 Jupiter MOID = 2.37699 au 
 T_jup = 3.534 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.405035339925005E-15 -8.123802661676264E-15 -2.132379320606006E-12 2.390502587507342E-14 -5.134747482564221E-13 1.214419448734499E-15
q -8.123802661676264E-15 1.956458464821977E-14 5.251402395484399E-12 -5.519553029209425E-14 1.246299837431343E-12 -2.4626697610787E-15
tp -2.132379320606006E-12 5.251402395484399E-12 9.827466999074485E-9 1.352592130561059E-11 2.530835943910914E-9 3.940442978499241E-12
node 2.390502587507342E-14 -5.519553029209425E-14 1.352592130561059E-11 5.465348677367911E-9 -5.445484940739394E-9 1.277873320908049E-10
peri -5.134747482564221E-13 1.246299837431343E-12 2.530835943910914E-9 -5.445484940739394E-9 6.102278761538629E-9 -1.263838060354592E-10
i 1.214419448734499E-15 -2.4626697610787E-15 3.940442978499241E-12 1.277873320908049E-10 -1.263838060354592E-10 3.04626842752936E-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 16.5   n/a MPO422493  

136408 (2005 AT53)          Discovered 2005-Jan-13 by Spacewatch at Kitt Peak
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2005 AT53 = 1998 HQ129 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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