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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2244408206918754 5.3794e-08  
a 2.720107213960711 2.1924e-08 au
q 2.109604118489478 1.4343e-07 au
i 3.885186537057208 6.2636e-06 deg
node 75.83292042492425 8.4828e-05 deg
peri 130.9767996330978 8.5863e-05 deg
M 172.8189645762754 1.3512e-05 deg
tp 2457813.877511344069
(2017-Mar-01.37751134)
5.7552e-05 TDB
period 1638.617015270619
4.49
1.9811e-05
5.424e-08
d
yr
n .2196974623387184 2.6562e-09 deg/d
Q 3.330610309431943 2.6845e-08 au
  Orbit Determination Parameters
   # obs. used (total)      193  
   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      .61252  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 20:55:03  

Additional Information
 Earth MOID = 1.10778 au 
 Jupiter MOID = 1.63537 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 1.8445322489111 1.84452939733429 1.84453510055595 1.4605141369556 1.10212844784017 2420688.347668313 4.18023713172813 966.934965415011 99.8801572102624 53.3606726154538 1649946.33155976 T 12 CATAB v2.0f-lin.ifort 2019-Dec-04 20:55:05 2019-Dec-04 20:55
1951-Oct-23 11:32 00:02 Jupiter 1.65434413501307 1.65434337675137 1.65434489328304 0.871902577114363 n/a 2433942.980813934 2.4615090531178 251.216712496159 25.2985364314105 83.5443608558176 9718402.86189221 F 12 CATAB v2.0f-lin.ifort 2019-Dec-04 20:55:05 2019-Dec-04 20:55
1988-Jan-19 09:25 00:01 Jupiter 1.64200991717135 1.64200930046697 1.64201053387617 0.93414554787055 n/a 2447179.892092949 1.014041419548 265.289445206641 30.3634854430608 88.9398005203567 8086291.23351837 F 12 CATAB v2.0f-lin.ifort 2019-Dec-04 20:55:05 2019-Dec-04 20:55
2024-Apr-28 15:16 < 00:01 Jupiter 1.80901775373091 1.80901717196957 1.809018335494 1.44075692629847 1.06739676394075 2460429.135768252 0.443874780581933 230.30539786241 220.100493618252 -44.3956489789795 1122551.70792191 T 12 CATAB v2.0f-lin.ifort 2019-Dec-04 20:55:05 2019-Dec-04 20:55
2081-Dec-17 02:11 00:02 Jupiter 1.75093094197241 1.75092936320503 1.75093252099698 1.15140073791157 0.598508655498436 2481480.590814016 2.46852576107336 2799.48488048371 532.072042709143 36.7981616516892 1450869.03546219 T 12 CATAB v2.0f-lin.ifort 2019-Dec-04 20:55:05 2019-Dec-04 20:55
2118-Mar-23 11:39 00:04 Jupiter 1.63120108213213 1.6312003596862 1.63120180460935 0.88131206003427 n/a 2494724.985285484 3.62161911140734 471.46639700495 23.5048881416097 86.6760572695463 10361376.7703198 F 12 CATAB v2.0f-lin.ifort 2019-Dec-04 20:55:05 2019-Dec-04 20:55
2154-Jun-21 10:00 00:05 Jupiter 1.69017069214328 1.69016861225214 1.69017277215729 1.09482129595655 0.443104268810193 2507963.916406813 5.19444836974673 6780.32563409101 929.954800449421 10.9462859841707 747232.936069806 T 12 CATAB v2.0f-lin.ifort 2019-Dec-04 20:55:05 2019-Dec-04 20:55
2190-Oct-06 07:29 00:07 Jupiter 1.91070445689337 1.91069923356741 1.91070968022606 1.77262489157811 1.50186265626435 2521219.811620596 7.00197215407296 540.325457386389 86.0552944875941 68.8919911369906 765129.171414926 T 12 CATAB v2.0f-lin.ifort 2019-Dec-04 20:55:05 2019-Dec-04 20:55

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