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295378 (2008 HQ65)
Classification: Main-belt Asteroid          SPK-ID: 2295378
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2240693208454183 5.3716e-08  
a 2.720822857062693 2.1937e-08 au
q 2.111169927339965 1.4331e-07 au
i 3.884781892900154 6.2573e-06 deg
node 75.83524476216736 8.4371e-05 deg
peri 130.9683138678706 8.5402e-05 deg
M 260.6654585805777 1.4061e-05 deg
tp 2459452.820861513878
(2021-Aug-26.32086151)
6.7134e-05 TDB
period 1639.263722549966
4.49
1.9826e-05
5.428e-08
d
yr
n .2196107893121675 2.656e-09 deg/d
Q 3.330475786785422 2.6853e-08 au
  Orbit Determination Parameters
   # obs. used (total)      197  
   data-arc span      7507 days (20.55 yr)  
   first obs. used      1999-05-10  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60899  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 18:30:46  

Additional Information
 Earth MOID = 1.1091 au 
 Jupiter MOID = 1.63456 au 
 T_jup = 3.319 
[ 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 16.6   n/a MPO418563  

295378 (2008 HQ65)          Discovered 2008-Apr-29 by LINEAR at Socorro
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
1915-Jul-09 20:21 00:04 Jupiter 1.84453228074358 1.84452943196778 1.84453512958722 1.46051428602923 1.10212865257948 2420688.347618200 4.17163235282073 965.940674709648 99.5546453637882 53.3429636887542 1654026.66459696 T 13 CATAB v2.0f-lin.ifort 2019-Dec-14 18:30:47 2019-Dec-14 18:31
1951-Oct-23 11:32 00:02 Jupiter 1.65434413474837 1.65434337655765 1.65434489294738 0.871902526621868 n/a 2433942.980800452 2.45689850677894 250.97625588981 25.261238575415 83.5315387245771 9732507.05266635 F 13 CATAB v2.0f-lin.ifort 2019-Dec-14 18:30:47 2019-Dec-14 18:31
1988-Jan-19 09:25 00:01 Jupiter 1.64200991029985 1.64200929420571 1.64201052639441 0.934145533714038 n/a 2447179.892087042 1.01296692326988 265.272182994616 30.3349503518187 88.9428404053164 8093905.51050463 F 13 CATAB v2.0f-lin.ifort 2019-Dec-14 18:30:47 2019-Dec-14 18:31
2024-Apr-28 15:16 < 00:01 Jupiter 1.8090177676709 1.80901718878173 1.80901834656183 1.44075702739065 1.06739690377375 2460429.135785142 0.439645507701607 230.204597334558 219.716650690704 -43.9765782670883 1123928.37999386 T 13 CATAB v2.0f-lin.ifort 2019-Dec-14 18:30:47 2019-Dec-14 18:31
2081-Dec-17 02:11 00:02 Jupiter 1.75093089840964 1.75092932945843 1.75093246761485 1.15140056602303 0.598508304712574 2481480.590853273 2.45929677006665 2781.59092275556 530.715834690368 36.8103539236375 1455039.92458516 T 13 CATAB v2.0f-lin.ifort 2019-Dec-14 18:30:47 2019-Dec-14 18:31
2118-Mar-23 11:39 00:04 Jupiter 1.63120106475751 1.63120034559021 1.63120178395575 0.881312037777094 n/a 2494724.985345723 3.61000633752159 469.930879871818 23.4697123955215 86.6878678784514 10377029.8925066 F 13 CATAB v2.0f-lin.ifort 2019-Dec-14 18:30:47 2019-Dec-14 18:31
2154-Jun-21 10:00 00:05 Jupiter 1.69017073561251 1.69016866285624 1.69017280849089 1.09482140891813 0.443104577003104 2507963.916478793 5.17845244019049 6764.00722784089 929.490417748495 10.928734400536 747333.951749528 T 13 CATAB v2.0f-lin.ifort 2019-Dec-14 18:30:47 2019-Dec-14 18:31
2190-Oct-06 07:29 00:07 Jupiter 1.91070457043019 1.91069936628495 1.91070977458216 1.7726253124203 1.50186317051714 2521219.811720483 6.98045245043726 538.429461195357 85.8827692430971 68.8944343844583 767291.465885981 T 13 CATAB v2.0f-lin.ifort 2019-Dec-14 18:30:47 2019-Dec-14 18:31

Alternate Designations
 2008 HQ65 = 1999 JY32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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