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305291 (2008 AH5)
Classification: Main-belt Asteroid          SPK-ID: 2305291
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06291518362999009 8.9532e-08  
a 3.120164048460698 3.9677e-08 au
q 2.9238583543961 2.8719e-07 au
i 7.876049178165781 7.4996e-06 deg
node 309.498071868661 4.9943e-05 deg
peri 199.416488436038 8.4366e-05 deg
M 72.39911671980921 6.4299e-05 deg
tp 2458595.648887922519
(2019-Apr-22.14888792)
0.00035845 TDB
period 2013.096387790811
5.51
3.8398e-05
1.051e-07
d
yr
n .1788289930791973 3.411e-09 deg/d
Q 3.316469742525296 4.2173e-08 au
  Orbit Determination Parameters
   # obs. used (total)      214  
   data-arc span      13931 days (38.14 yr)  
   first obs. used      1981-03-07  
   last obs. used      2019-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54543  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:53:28  

Additional Information
 Earth MOID = 1.937 au 
 Jupiter MOID = 1.717 au 
 T_jup = 3.199 
[ 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 15.5   n/a MPO471205  

305291 (2008 AH5)          Discovered 2008-Jan-09 by LUSS at Lulin
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ 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-Apr-14 13:41 00:05 Jupiter 1.83225748902574 1.83225581921529 1.83225915883826 2.62787019006911 2.44563583037656 2429734.070244822 4.89983706486302 187.347298545848 43.2698339232451 75.8210495446595 1218392.64617498 T 11 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:39 2020-Feb-25 17:53
1950-May-29 01:57 00:04 Jupiter 1.72721818145846 1.7272171114452 1.72721925147201 3.23130520921526 3.07579899691394 2433430.581512158 3.80198109307175 199.269500321109 35.158969815589 84.1344243141701 1171019.05944147 T 11 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:39 2020-Feb-25 17:53
2012-May-26 20:05 < 00:01 Jupiter 1.97299971946309 1.97299886073745 1.97300057818862 3.35375879913015 3.22321022561675 2456074.336630933 0.403468987697196 66.6221099648051 31.1597698242612 -74.8929819933193 1763853.65618323 T 11 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:39 2020-Feb-25 17:53
2022-Jun-22 16:42 < 00:01 Jupiter 1.72995052455029 1.72994950245717 1.72995154664331 2.72446830267736 2.53840161244318 2459753.195699998 0.694866409331423 205.242914904134 34.4842296591979 85.3974150864133 1285578.12439682 T 11 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:39 2020-Feb-25 17:53
2032-Aug-30 18:38 00:01 Jupiter 1.86172078656989 1.86172004118565 1.86172153195455 3.62544229116848 3.49769877748292 2463475.276152372 1.22646831111348 116.364224497459 27.1660652040392 79.9926657898766 2115500.8326293 T 11 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:39 2020-Feb-25 17:53
2094-Aug-08 03:49 00:05 Jupiter 1.83527591858521 1.83527418125698 1.83527765591437 2.5676848914861 2.38116761105173 2486097.658686308 5.18434216024573 164.050736660669 38.8690866644281 79.9247958208638 1108443.28040073 T 11 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:39 2020-Feb-25 17:53
2104-Sep-13 09:57 00:05 Jupiter 1.73975607328228 1.73975502440673 1.73975712215743 3.19228159383057 3.03594073908872 2489785.914668020 5.43276268631498 215.35300409571 36.1574513000002 87.1517790913127 1173124.8908044 T 11 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:39 2020-Feb-25 17:53
2166-Sep-19 16:15 00:09 Jupiter 1.96403742339248 1.96403456258536 1.9640402842159 3.39852644514127 3.26916656761694 2512437.176940903 9.24152723193396 348.221777248041 42.6503291723122 76.7219004238182 1387607.63718777 T 11 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:39 2020-Feb-25 17:53
2176-Oct-13 18:30 00:10 Jupiter 1.73963066968267 1.73962899352773 1.73963234596874 2.6029444734887 2.40863532663296 2516114.270552601 10.33090052184 994.862802878015 34.6339358670464 82.8842902764462 1262022.46964742 T 11 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:39 2020-Feb-25 17:53
2186-Dec-17 20:50 00:10 Jupiter 1.86086356665767 1.8608594117023 1.86086772164964 3.65156363965208 3.52470747408088 2519831.367889002 10.0691526851666 478.863708008984 38.6338838499337 67.4471725719355 1443811.80512737 T 11 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:39 2020-Feb-25 17:53

Alternate Designations
 2008 AH5 = 1981 EZ36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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