Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
120152 (2003 HJ1)
Classification: Main-belt Asteroid          SPK-ID: 2120152
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 .06696626082764288 3.9321e-08  
a 3.059498792853908 2.4843e-08 au
q 2.854615598689795 1.1977e-07 au
i 9.571674953604763 3.9148e-06 deg
node 213.7234317823162 2.4472e-05 deg
peri 354.5492580039596 3.9142e-05 deg
M 115.3211110545297 3.0211e-05 deg
tp 2458574.347421581373
(2019-Mar-31.84742158)
0.00016435 TDB
period 1954.671839088664
5.35
2.3808e-05
6.518e-08
d
yr
n .1841741374694611 2.2432e-09 deg/d
Q 3.264381987018022 2.6506e-08 au
  Orbit Determination Parameters
   # obs. used (total)      751  
   data-arc span      7257 days (19.87 yr)  
   first obs. used      2000-11-24  
   last obs. used      2020-10-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54153  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:05:09  

Additional Information
 Earth MOID = 1.84852 au 
 Jupiter MOID = 1.70414 au 
 T_jup = 3.210 
[ 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 14.87   n/a E2021B55  

120152 (2003 HJ1)          Discovered 2003-Apr-21 by McNaught, R. H. at Siding Spring
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
1903-Jul-28 05:45 00:04 Jupiter 1.87096667284614 1.87096501896839 1.87096832673198 2.93503472978558 2.77650688652956 2416323.739518465 4.4127404873312 223.3731707405 17.696914397231 -66.7778715506532 3206146.36466733 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:11 2021-Apr-13 17:05
1952-Jun-01 13:52 00:02 Jupiter 1.71605243876475 1.71605196788419 1.71605290964843 3.49519340154712 3.35100005328455 2434165.078108338 2.29545241469374 200.239122854343 16.4132214131539 87.0595751673893 3374714.09040428 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:11 2021-Apr-13 17:05
2001-Mar-19 14:31 < 00:01 Jupiter 1.96498317336258 1.96498264440865 1.9649837023165 3.74428379834131 3.62733295328377 2451988.105046471 0.58558247796171 49.9490865828117 23.6040947157007 80.496231051854 3922993.31537891 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:11 2021-Apr-13 17:05
2010-Oct-29 01:12 < 00:01 Jupiter 1.78012592398194 1.78012549262912 1.78012635533477 3.16501665439177 3.01092793982052 2455498.549659193 0.282923621898986 43.8281010239858 18.1947876519584 -82.745937346844 3135632.83644 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:11 2021-Apr-13 17:05
2059-Aug-20 02:15 00:02 Jupiter 1.75530623629438 1.75530574823336 1.7553067243568 3.58965197680278 3.45260798517562 2473325.593593842 1.55759093839697 129.465050821348 16.7808733695783 83.2810081686565 3537166.17353131 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:11 2021-Apr-13 17:05
2069-Mar-09 11:23 00:02 Jupiter 1.98485749705197 1.984856399745 1.98485859435984 3.09177203964085 2.95052027421014 2476814.974128199 2.0408124641063 90.830243642462 14.445265150745 -59.0673255113481 3214764.57815359 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:11 2021-Apr-13 17:05
2118-Jan-22 19:50 00:04 Jupiter 1.72448357332139 1.7244827568813 1.72448438977696 3.38690601114716 3.23863908910143 2494665.326175627 3.69860395271854 299.936115048545 16.3534566331292 -82.2255046349233 3313574.52837842 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:11 2021-Apr-13 17:05
2166-Nov-09 07:14 00:05 Jupiter 1.84276878490367 1.84276641752731 1.84277115229816 3.59477660338582 3.46455271496417 2512487.801259116 5.47735093849014 322.612273780462 22.4488193401436 69.0793981015958 3640295.0709864 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:11 2021-Apr-13 17:05
2176-Jun-12 04:35 00:06 Jupiter 1.88292642882068 1.88292363207553 1.88292922558295 3.16597539197179 3.0205484382825 2515990.691237195 6.13692392668439 324.451890967815 18.5205129755811 -64.2597230899755 3461042.86568497 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:11 2021-Apr-13 17:05
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-20 23:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin