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295331 (2008 HL3)
Classification: Main-belt Asteroid          SPK-ID: 2295331
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2051233395282631 5.1851e-08  
a 3.021908652584037 3.4519e-08 au
q 2.402044658016646 1.5334e-07 au
i 6.162446851333407 6.5445e-06 deg
node 30.02723863313384 5.7944e-05 deg
peri 206.5452149111966 6.0867e-05 deg
M 133.8211182090716 2.0492e-05 deg
tp 2458487.248688496280
(2019-Jan-03.74868850)
0.00010297 TDB
period 1918.758978984028
5.25
3.2877e-05
9.001e-08
d
yr
n .1876212718444804 3.2148e-09 deg/d
Q 3.641772647151429 4.16e-08 au
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      6902 days (18.90 yr)  
   first obs. used      2002-02-12  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50586  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:14:04  

Additional Information
 Earth MOID = 1.39122 au 
 Jupiter MOID = 1.38005 au 
 T_jup = 3.205 
[ 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 15.88   n/a MPCxxxxx  

295331 (2008 HL3)          Discovered 2008-Apr-28 by La Sagra at La Sagra
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ 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
1905-Oct-19 10:37 00:09 Jupiter 1.43557471916001 1.43557029518116 1.4355791436647 1.26485807643065 0.647934706782081 2417137.942075632 9.03221595055161 2665.27108769314 1009.48564080318 -47.2404138386069 866966.691903058 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 05:14:05 2021-Apr-14 05:14
1953-Jan-14 12:13 00:04 Jupiter 1.38594190512396 1.38594044280641 1.38594336751178 1.30989299823471 0.702505322008808 2434392.008854992 4.30956539988793 1362.84449378235 563.123446844621 -24.9538761438372 879864.978158531 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 05:14:05 2021-Apr-14 05:14
2000-May-20 19:38 00:01 Jupiter 1.37230081633837 1.3723001825079 1.37230145017852 1.32687056621758 0.725347824270455 2451685.317987386 1.05595959220748 1016.78088727964 365.181212631003 -12.3463602453822 896698.710047519 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 05:14:05 2021-Apr-14 05:14
2047-Oct-14 08:40 00:02 Jupiter 1.37401106283599 1.37401048646018 1.37401163921695 1.32859759415969 0.729556080587669 2468997.860913275 1.84073865643675 1054.06282851231 349.827337190382 -11.5695206576324 852630.224953598 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 05:14:05 2021-Apr-14 05:14
2095-Mar-13 22:30 00:05 Jupiter 1.37923320337955 1.37923256369804 1.37923384305964 1.32376247864678 0.723944587414692 2486315.437570348 5.2679489007009 1469.90670733284 368.792337122187 -12.6016140451857 700269.470986576 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 05:14:05 2021-Apr-14 05:14
2142-Aug-06 00:50 00:11 Jupiter 1.38409964700099 1.38409829854661 1.38410099543672 1.32792287618269 0.734470093012628 2503626.534524202 10.5875172930897 2347.55749919674 390.539032218274 -8.49552189969192 412064.527868793 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 05:14:05 2021-Apr-14 05:14
2189-Dec-09 10:48 00:20 Jupiter 1.39753134421601 1.39752670477095 1.39753598356439 1.36163987066652 0.801182581549417 2520918.950008152 19.5474141632774 3386.86421913934 501.7354918454 7.94142522888839 219569.173048418 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 05:14:05 2021-Apr-14 05:14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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