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JPL Small-Body Database Browser
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441808 (2009 HV39)
Classification: Main-belt Asteroid          SPK-ID: 2441808
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09762028572993733 1.2967e-07  
a 3.010589511830365 6.9196e-08 au
q 2.716694903469933 4.1561e-07 au
i 12.73425090886253 7.8248e-06 deg
node 102.0200233553025 5.438e-05 deg
peri 93.46279500797699 7.4689e-05 deg
M 356.888749429704 4.5062e-05 deg
tp 2458616.989528278244
(2019-May-13.48952828)
0.0002388 TDB
period 1907.988458674054
5.22
6.5781e-05
1.801e-07
d
yr
n .1886803865942564 6.505e-09 deg/d
Q 3.304484120190798 7.5951e-08 au
  Orbit Determination Parameters
   # obs. used (total)      73  
   data-arc span      3720 days (10.18 yr)  
   first obs. used      2009-03-02  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55399  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:13:04  

Additional Information
 Earth MOID = 1.75329 au 
 Jupiter MOID = 1.83687 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 16.5   n/a MPO342892  

441808 (2009 HV39)          Discovered 2009-Mar-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ 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
1927-Sep-19 15:25 00:10 Jupiter 1.82880567482872 1.82880422968619 1.82880711998756 2.08528686571721 1.84989434818067 2425143.142043235 10.490311496719 813.464222808697 50.0133125197542 70.1085441396093 882001.143180137 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:06 2019-May-30 10:13
1965-May-14 17:39 00:05 Jupiter 1.94961683135286 1.94961491391995 1.94961874879675 3.80838154728128 3.69254089069885 2438895.235183606 5.31232808816535 297.636026801242 41.7463214914669 -77.5957233339681 954097.684818866 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:06 2019-May-30 10:13
1974-Mar-18 04:45 00:04 Jupiter 1.90479338597695 1.90479178199087 1.90479498996759 3.3971560141184 3.2636344834653 2442124.698181616 4.31696522078461 307.440632546428 56.7908917875308 -87.6835741758106 1162619.69416623 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:06 2019-May-30 10:13
2011-Nov-21 06:59 < 00:01 Jupiter 1.83585495766223 1.83585383684388 1.83585607848245 2.44979487128318 2.25360589620972 2455886.791183271 0.865898807773509 348.57442666869 41.3376718261958 -82.2425141324315 906787.359456074 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:06 2019-May-30 10:13
2058-Apr-25 13:39 00:05 Jupiter 1.83307121618232 1.83306993827579 1.83307249408739 1.95007727677065 1.69665691677178 2472844.068732062 5.42190544835684 540.134292625826 59.60458192457 76.6552900883261 864146.022571458 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:06 2019-May-30 10:13
2095-Dec-10 18:47 00:08 Jupiter 1.94380380655138 1.94380055182682 1.943807061325 3.91232824734716 3.79931599351469 2486587.282911910 8.2918512730166 546.34205798661 41.5256874318008 -77.0135457646641 1050006.83269856 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:06 2019-May-30 10:13
2104-Oct-15 18:27 00:10 Jupiter 1.91796147262316 1.91795863973838 1.91796430557204 3.26032686062598 3.12193503115077 2489818.269095963 9.95970203775361 670.663515564769 57.6884192942039 -86.3189322506597 1142727.8210799 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:06 2019-May-30 10:13
2142-Jun-25 11:34 00:15 Jupiter 1.82939178783943 1.82938985763962 1.82939371806096 2.65125973550407 2.4704580041814 2503584.981685565 14.5956071883459 639.343272862303 54.2383163669818 -76.2702681636121 385311.180232132 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:06 2019-May-30 10:13
2188-Dec-02 09:11 00:22 Jupiter 1.82967141703257 1.82966931380233 1.82967352103421 1.86455876650566 1.59709282205801 2520546.882350613 21.5016561297253 2558.1341126178 75.8797389385042 85.7023787306842 838770.875792614 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:06 2019-May-30 10:13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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