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214980 (2008 AL72)
Classification: Main-belt Asteroid          SPK-ID: 2214980
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06379591414208843 5.1129e-08  
a 3.106278076381554 3.5425e-08 au
q 2.908110226919264 1.5288e-07 au
i 13.428652812189 5.338e-06 deg
node 105.6666526052 2.7576e-05 deg
peri 349.2090177303789 5.5944e-05 deg
M 113.6385598990333 4.8586e-05 deg
tp 2458369.277974064876
(2018-Sep-07.77797406)
0.00026876 TDB
period 1999.672730264666
5.47
3.4207e-05
9.365e-08
d
yr
n .1800294590967155 3.0797e-09 deg/d
Q 3.304445925843843 3.7685e-08 au
  Orbit Determination Parameters
   # obs. used (total)      351  
   data-arc span      6741 days (18.46 yr)  
   first obs. used      2001-12-11  
   last obs. used      2020-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5201  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 03:44:46  

Additional Information
 Earth MOID = 1.92594 au 
 Jupiter MOID = 1.84759 au 
 T_jup = 3.175 
[ show covariance matrix ]

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 15.4   n/a MPO475763  

214980 (2008 AL72)          Discovered 2008-Jan-14 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ hide close-approach data ]
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
1961-Aug-08 01:12 00:03 Jupiter 1.85768413521149 1.85768368376285 1.85768458666171 4.06225046779571 3.94841316895394 2437519.550164068 2.78870139372409 246.341991207074 18.9243369973625 87.7247711276522 3246663.15614099 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 03:44:47 2020-Nov-12 03:44
2032-Dec-21 03:46 < 00:01 Jupiter 1.86173072162934 1.86173021725248 1.86173122600619 3.96204816332203 3.84550327470045 2463587.656610729 0.956136906000078 102.982341123901 22.4986303911198 87.6553473769272 3042928.91616066 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 03:44:47 2020-Nov-12 03:44
2104-May-08 01:07 00:05 Jupiter 1.87533832695527 1.8753377641777 1.87533888974019 3.83544244126375 3.71581633481893 2489657.546241492 4.74525503737013 379.834688073655 21.6678843889968 86.4506404715268 3035587.77596552 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 03:44:47 2020-Nov-12 03:44
2175-Sep-26 04:08 00:09 Jupiter 1.8890645224932 1.88906337893879 1.88906566611547 3.66586482552126 3.54144051660732 2515730.672032340 8.74667477653477 641.871745787853 21.9336471049984 83.4438471001957 2936187.31639386 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 03:44:47 2020-Nov-12 03:44
2185-Dec-01 13:39 00:09 Jupiter 1.99838288188745 1.9983792360971 1.99838652770768 4.32627253511538 4.22716525704335 2519450.068724465 8.59432562863452 440.739200922274 42.3882320254264 -66.6908042411141 3042244.32579928 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 03:44:47 2020-Nov-12 03:44
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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