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JPL Small-Body Database Browser
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71324 (2000 AJ84)
Classification: Main-belt Asteroid          SPK-ID: 2071324
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04128353730288509 4.1791e-08  
a 3.038856602486923 2.0597e-08 au
q 2.913401852580035 1.2793e-07 au
i 4.02301861272735 5.0676e-06 deg
node 202.2676613860917 5.2391e-05 deg
peri 323.4112586791482 7.3351e-05 deg
M 251.727178851622 5.1729e-05 deg
tp 2459582.443322968827
(2022-Jan-02.94332297)
0.00027957 TDB
period 1934.923224930824
5.30
1.9672e-05
5.386e-08
d
yr
n .1860538936953793 1.8916e-09 deg/d
Q 3.16431135239381 2.1448e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1092  
   data-arc span      8660 days (23.71 yr)  
   first obs. used      1996-05-19  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55175  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:24:28  

Additional Information
 Earth MOID = 1.92079 au 
 Jupiter MOID = 1.80818 au 
 T_jup = 3.236 
[ 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 14.4   n/a MPO502592  
diameter diameter 8.716 km 0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71324 (2000 AJ84)          Discovered 2000-Jan-05 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ 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
1940-Jun-26 16:49 00:02 Jupiter 1.85371842030859 1.85371777467931 1.85371906593965 3.25472111452162 3.11116478860743 2429807.200984222 2.35202650713513 129.464005901231 15.5785929520249 81.8635577735369 2992522.84034287 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 16:24:31 2020-Feb-23 16:24
1949-Nov-20 03:04 00:02 Jupiter 1.99453467010781 1.99453399145183 1.99453534876424 3.29164833608631 3.16000083567657 2433240.627787974 2.05774008243279 70.751122416553 13.4490181550358 -70.0054505929716 3493709.44786921 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 16:24:31 2020-Feb-23 16:24
1988-Jun-16 04:33 < 00:01 Jupiter 1.91108548439021 1.91108496804188 1.91108600073866 3.46554517293625 3.33520202496412 2447328.689420768 0.838409094265384 51.3521546078981 17.0997318511466 76.2258367629471 3260556.61426563 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 16:24:31 2020-Feb-23 16:24
1997-Nov-11 09:45 < 00:01 Jupiter 1.9250057622562 1.92500539324206 1.92500613127033 3.10026400252961 2.95493081586844 2450763.906012149 0.586251823793425 45.7478001838256 10.9138437070228 -80.867566617692 3799052.69830442 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 16:24:31 2020-Feb-23 16:24
2036-Jun-04 15:38 < 00:01 Jupiter 1.99442171039213 1.99442133733339 1.99442208345088 3.70450472178699 3.58803060769941 2464849.151171796 0.68383945061315 44.1336077611102 14.564705849232 83.852498443849 4028161.41326141 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 16:24:31 2020-Feb-23 16:24
2045-Nov-04 14:11 < 00:01 Jupiter 1.86705981657584 1.86705935700014 1.86706027615176 3.01146246721037 2.85684671731066 2468289.090817417 0.99895965187376 60.9045585208176 12.6614105911283 -79.6943802158215 3207436.38126891 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 16:24:31 2020-Feb-23 16:24
2093-Oct-29 06:50 00:03 Jupiter 1.82956214161154 1.82956165778094 1.8295626254432 3.02299188879397 2.86575483040169 2485814.784393449 2.52000865662604 141.193535030886 13.9535602310579 -84.6313679587946 2941102.40844452 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 16:24:31 2020-Feb-23 16:24
2141-Oct-21 18:25 00:04 Jupiter 1.82558182667688 1.82558137647736 1.82558227687755 3.11676665526125 2.96416706153914 2503338.267121352 4.03901045126708 225.227096868469 14.8633608539215 89.3580908931579 2883763.79161662 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 16:24:31 2020-Feb-23 16:24
2189-Oct-12 14:33 00:06 Jupiter 1.85545972329187 1.8554587142621 1.85546073233524 3.25932556627339 3.116118995399 2520861.106506590 5.55255720718219 286.776389996836 15.5148884460552 82.641300852579 3046598.90154447 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 16:24:31 2020-Feb-23 16:24
2199-Mar-09 15:02 00:06 Jupiter 1.98268076510439 1.98267888035201 1.98268264986265 3.29700666826463 3.16477984884026 2524296.126394539 5.83756360634152 201.045987528545 13.552119524768 -67.2169917509865 3506718.73978992 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 16:24:31 2020-Feb-23 16:24

Alternate Designations
 2000 AJ84 = 1996 KG9 = 2001 FU46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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