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362834 (2012 AE21)
Classification: Main-belt Asteroid          SPK-ID: 2362834
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .142301074230354 6.314e-08  
a 3.112334554063166 5.192e-08 au
q 2.669446003655727 2.1096e-07 au
i 8.068358193485654 7.6887e-06 deg
node 168.5011609062142 4.554e-05 deg
peri 332.0923164133656 5.2655e-05 deg
M 240.7317723411338 3.161e-05 deg
tp 2460060.931331191581
(2023-Apr-26.43133119)
0.00018757 TDB
period 2005.523884475933
5.49
5.0184e-05
1.374e-07
d
yr
n .1795042197136796 4.4917e-09 deg/d
Q 3.555223104470604 5.9308e-08 au
  Orbit Determination Parameters
   # obs. used (total)      149  
   data-arc span      5394 days (14.77 yr)  
   first obs. used      2005-12-07  
   last obs. used      2020-09-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62391  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 09:41:00  

Additional Information
 Earth MOID = 1.6859 au 
 Jupiter MOID = 1.47737 au 
 T_jup = 3.188 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457551.5 (2016-Jun-12.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1366881212392434 6.2291e-08  
q 2.692611360130541 2.0736e-07 au
tp 2458044.598800965150
(2017-Oct-18.09880097)
0.00016494 TDB
node 168.9440777900515 4.5682e-05 deg
peri 330.6773590545634 5.3575e-05 deg
i 8.045331514873242 7.6738e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      149  
   data-arc span      5394 days (14.77 yr)  
   first obs. used      2005-12-07  
   last obs. used      2020-09-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62391  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 09:41:00  

Additional Information
 Jupiter MOID = 1.47737 au 
 T_jup = 3.188 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.880150636572027E-15 -1.262128116662585E-14 5.840863300370814E-13 9.304394343326653E-15 1.290966990490553E-13 -4.586672852174661E-15
q -1.262128116662585E-14 4.299637958474084E-14 2.023997529036508E-12 -2.403130249492279E-14 1.442060951347136E-13 1.945555185790047E-14
tp 5.840863300370814E-13 2.023997529036508E-12 2.720400008837361E-8 2.824213733811142E-11 4.646508202127445E-9 5.07216667271615E-12
node 9.304394343326653E-15 -2.403130249492279E-14 2.824213733811142E-11 2.086864713449861E-9 -2.060441023623436E-9 2.355786125800661E-11
peri 1.290966990490553E-13 1.442060951347136E-13 4.646508202127445E-9 -2.060441023623436E-9 2.870240450254767E-9 -2.268217241149205E-11
i -4.586672852174661E-15 1.945555185790047E-14 5.07216667271615E-12 2.355786125800661E-11 -2.268217241149205E-11 5.888756628374665E-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 16.02   n/a E2021B25  
diameter diameter 3.781 km 1.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

362834 (2012 AE21)          Discovered 2007-Feb-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-04-29

[ 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
1927-Nov-01 00:06 00:07 Jupiter 1.6009557745465 1.60095212601775 1.60095942315733 2.63669241684198 2.4277563418268 2425185.504189550 7.28571690028052 634.346759081543 29.7612765276328 78.8226478699294 1437223.05863934 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 09:41:01 2021-Apr-14 09:41
1937-Nov-22 07:10 00:07 Jupiter 1.64710244863953 1.64709909162609 1.64710580565391 1.78838269144652 1.47302836281883 2428859.798453882 6.76279226270412 210.117902122009 146.787611509683 -1.43533862515046 1168271.72279168 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 09:41:01 2021-Apr-14 09:41
1999-Jul-19 07:52 00:02 Jupiter 1.736754298209 1.73675274437652 1.73675585204305 2.93768776183681 2.76669492688708 2451378.827695129 1.64773112984623 128.809536077911 30.8054468200415 64.6106124132306 1572491.07511572 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 09:41:01 2021-Apr-14 09:41
2009-Aug-16 03:13 < 00:01 Jupiter 1.53088265451922 1.53088198153803 1.53088332750007 2.00379414897169 1.70546486542547 2455059.633814781 0.775346403937487 134.450727664825 73.7104995637065 79.0427689616129 1142719.65073997 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 09:41:01 2021-Apr-14 09:41
2071-Apr-01 15:36 00:04 Jupiter 1.90033052762914 1.900327983454 1.90033307180988 3.31339807751283 3.17602884978904 2477568.150027801 4.2148854639124 217.538409197464 28.9091515438821 61.4468724290666 1735787.26916381 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 09:41:01 2021-Apr-14 09:41
2081-Apr-25 10:39 00:05 Jupiter 1.4837855555732 1.4837848795053 1.48378623164339 2.23577437682181 1.96392013848817 2481244.943618557 5.02433657273491 460.513886825885 57.2155148920658 -84.0155905566528 1169617.50634296 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 09:41:01 2021-Apr-14 09:41
2091-Apr-29 20:05 00:06 Jupiter 1.90157300668284 1.90156923769967 1.90157677566245 2.24595949231017 2.03800611958416 2484901.336890088 6.35573602669006 178.539959025319 58.7939268880107 67.58371035491 775507.143722654 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 09:41:01 2021-Apr-14 09:41
2153-Jan-02 03:59 00:11 Jupiter 1.51606718259551 1.5160641123019 1.51607025312758 2.4182684274611 2.17500063431843 2507428.665722497 10.9885577729554 1035.09456956362 39.665574410173 85.0744420938714 1283839.73393324 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 09:41:01 2021-Apr-14 09:41
2163-Jan-22 10:17 00:13 Jupiter 1.7453145658707 1.74530717621996 1.74532195551172 2.02706596573144 1.77154507740353 2511100.928478434 12.7804422558825 303.742260499156 114.51661045436 24.2688351925922 503497.463336557 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 09:41:01 2021-Apr-14 09:41

Alternate Designations
 2012 AE21 = 2010 OM53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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