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379766 (2011 HY16)
Classification: Main-belt Asteroid          SPK-ID: 2379766
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 .1361601781850318 8.0574e-08  
a 3.050235358085514 5.5832e-08 au
q 2.634914768222306 2.5165e-07 au
i 5.867752609742316 8.3295e-06 deg
node 49.49261925396579 8.3837e-05 deg
peri 167.9390464099549 8.8785e-05 deg
M 251.9308371208161 3.107e-05 deg
tp 2459584.614167559695
(2022-Jan-05.11416756)
0.00017538 TDB
period 1945.801139929012
5.33
5.3425e-05
1.463e-07
d
yr
n .185013767652091 5.0798e-09 deg/d
Q 3.465555947948721 6.3434e-08 au
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      3636 days (9.95 yr)  
   first obs. used      2008-10-31  
   last obs. used      2018-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66624  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 05:07:12  

Additional Information
 Earth MOID = 1.62782 au 
 Jupiter MOID = 1.50474 au 
 T_jup = 3.215 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457133.5 (2015-Apr-21.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1382352656652711 7.9859e-08  
q 2.627007823687869 2.5023e-07 au
tp 2457640.090971216833
(2016-Sep-08.59097122)
0.00015399 TDB
node 49.58605711008332 8.3906e-05 deg
peri 168.1014050799204 8.8756e-05 deg
i 5.867148255907308 8.3237e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      3636 days (9.95 yr)  
   first obs. used      2008-10-31  
   last obs. used      2018-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66624  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 05:07:12  

Additional Information
 Jupiter MOID = 1.50474 au 
 T_jup = 3.215 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.3774046159137E-15 -1.961284332120913E-14 -6.623532856920406E-12 -1.386918214051636E-14 -1.265808167723935E-12 -1.080310178045022E-14
q -1.961284332120913E-14 6.261309343076545E-14 2.193551492846322E-11 5.908376067111905E-14 4.051971964270815E-12 3.47217232172226E-14
tp -6.623532856920406E-12 2.193551492846322E-11 2.37137393652468E-8 9.051000382913587E-11 4.562768976164767E-9 1.121235973361518E-11
node -1.386918214051636E-14 5.908376067111905E-14 9.051000382913587E-11 7.040276955303286E-9 -6.985576442813456E-9 -3.924182988085446E-10
peri -1.265808167723935E-12 4.051971964270815E-12 4.562768976164767E-9 -6.985576442813456E-9 7.87765103933164E-9 3.924178700191476E-10
i -1.080310178045022E-14 3.47217232172226E-14 1.121235973361518E-11 -3.924182988085446E-10 3.924178700191476E-10 6.928446427724462E-11

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 16.3   n/a MPO418933  

379766 (2011 HY16)          Discovered 2008-Oct-31 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

[ 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
1928-Aug-27 03:00 00:08 Jupiter 1.50213880781043 1.50213800243333 1.50213961320298 1.78677787724877 1.4369481072065 2425485.624657160 7.56495613992493 400.334353703819 148.890806068821 -81.0705828636924 808147.667023578 T 13 CATAB v2.0e-lin.ifort 2018-Oct-31 05:07:14 2018-Dec-18 02:24
1977-Feb-25 20:04 00:03 Jupiter 1.65962044149699 1.6596183411293 1.65962254187676 2.04522359642578 1.77825676203693 2443200.335954025 3.48711410483241 283.573367773556 38.7111773661949 -80.7106559474094 1276785.30353823 T 13 CATAB v2.0e-lin.ifort 2018-Oct-31 05:07:14 2018-Dec-18 02:24
1986-Jun-28 00:27 00:03 Jupiter 1.80802962493546 1.80802786873604 1.80803138113725 2.4572849130964 2.25860414572423 2446609.518774229 2.61715681088878 171.244840517784 24.7569071687878 -79.3437546887677 1256473.23974499 T 13 CATAB v2.0e-lin.ifort 2018-Oct-31 05:07:14 2018-Dec-18 02:24
2035-Jan-12 15:15 00:02 Jupiter 1.53903525363183 1.53903413038055 1.53903637691775 1.84230947796178 1.51439275501188 2464340.135123826 1.87265225149297 469.511017191053 129.634230110347 -86.6244536909057 827139.766314541 T 13 CATAB v2.0e-lin.ifort 2018-Oct-31 05:07:14 2018-Dec-18 02:24
2083-Jul-07 16:47 00:06 Jupiter 1.55439237787012 1.55439037960573 1.55439437617603 1.85180648175175 1.52949120902138 2482048.199035699 6.37655998031263 478.26483986393 93.9997836069569 -84.4113370893376 1030420.69159502 T 13 CATAB v2.0e-lin.ifort 2018-Oct-31 05:07:14 2018-Dec-18 02:24
2092-Nov-10 03:32 00:07 Jupiter 1.96007546335428 1.96007062920344 1.96008029750957 3.08565478415344 2.94227633533127 2485461.647154780 7.16118353745812 294.969322859455 44.2016737622379 -54.6324435287114 1110790.27534179 T 13 CATAB v2.0e-lin.ifort 2018-Oct-31 05:07:14 2018-Dec-18 02:24
2132-Jan-20 11:39 00:11 Jupiter 1.84087959559912 1.84087268164863 1.84088650956719 2.380000885969 2.17811098903707 2499775.985165750 10.9910796109072 480.253059769619 21.360782650599 -67.5470940299497 982274.905752181 T 13 CATAB v2.0e-lin.ifort 2018-Oct-31 05:07:14 2018-Dec-18 02:24
2141-May-26 18:54 00:12 Jupiter 1.62957657581274 1.62957073386848 1.62958241831297 2.04378742566035 1.7713005291435 2503190.287396322 11.9980000765852 1662.87162346669 68.5591580305141 -86.9596287675021 1037046.22070574 T 13 CATAB v2.0e-lin.ifort 2018-Oct-31 05:07:14 2018-Dec-18 02:24
2189-Nov-25 20:00 00:16 Jupiter 1.5058179773419 1.50581680110049 1.50581915360335 1.79906452301095 1.45314599612498 2520905.333513943 15.5971148376515 369.317154835893 141.610083384856 -78.7241910863778 891007.584190708 T 13 CATAB v2.0e-lin.ifort 2018-Oct-31 05:07:14 2018-Dec-18 02:24
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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