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120158 (2003 HC15)
Classification: Main-belt Asteroid          SPK-ID: 2120158
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0941419061459112 4.0734e-08  
a 3.002038979436583 2.2268e-08 au
q 2.719421307588097 1.2434e-07 au
i 11.34560801681215 4.5196e-06 deg
node 70.3397374529585 3.311e-05 deg
peri 227.9321601275875 5.2098e-05 deg
M 62.30114494778808 3.7853e-05 deg
tp 2458871.711631938810
(2020-Jan-23.21163194)
0.00020098 TDB
period 1899.865766531643
5.20
2.1139e-05
5.788e-08
d
yr
n .1894870713193642 2.1083e-09 deg/d
Q 3.284656651285069 2.4364e-08 au
  Orbit Determination Parameters
   # obs. used (total)      515  
   data-arc span      8300 days (22.72 yr)  
   first obs. used      1998-04-22  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61604  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:05:11  

Additional Information
 Earth MOID = 1.71643 au 
 Jupiter MOID = 1.88496 au 
 T_jup = 3.216 
[ 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 15.17   n/a E2021B55  
diameter diameter 3.854 km 0.844 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.119   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120158 (2003 HC15)          Discovered 2003-Apr-26 by NEAT at Haleakala
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ 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
1917-May-30 16:30 00:03 Jupiter 1.92381163097684 1.92381093991152 1.9238123220427 4.00216163998929 3.89059517297548 2421379.187579825 3.28022349414415 101.437070230825 25.6713016796038 -77.9422906196789 2797737.77159614 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:12 2021-Apr-13 17:05
1954-Aug-23 09:30 00:02 Jupiter 1.98002114506069 1.98002025282214 1.98002203730284 3.48901415598836 3.36417161029524 2434977.895710428 2.06494680956956 153.235896335245 11.7285699170407 -73.0581743978573 3752251.33069795 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:12 2021-Apr-13 17:05
2001-Jan-17 00:12 < 00:01 Jupiter 1.88574769939344 1.8857472040702 1.885748194717 3.87953597431669 3.76197529036139 2451926.508345206 0.524702439729746 85.1109840316524 17.691617108711 -80.9400614035364 3096804.81102405 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:12 2021-Apr-13 17:05
2047-Jun-16 23:46 00:01 Jupiter 1.99528831370866 1.99528740422165 1.99528922319761 4.16362321003288 4.06038613431584 2468878.490471149 1.08738990186015 138.732273489522 25.0594634334629 -75.6865832312794 2514159.90714407 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:12 2021-Apr-13 17:05
2084-Sep-07 09:43 00:02 Jupiter 1.92467752619108 1.9246770665567 1.92467798582798 3.65420921133021 3.5317239595936 2482475.904722644 2.36711585940763 155.950814773255 11.6461906462966 -81.9990728093238 3363492.40661504 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:12 2021-Apr-13 17:05
2131-Feb-07 03:39 00:04 Jupiter 1.91458570617652 1.91458462581619 1.91458678653696 4.05116818966682 3.94045092207541 2499428.651895210 3.84706500508154 90.78734059193 43.0706020286718 -73.5245560339226 1847526.77364519 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:12 2021-Apr-13 17:05

Alternate Designations
 2003 HC15 = 2002 CD290 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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