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 ]  
101844 (1999 JL72)
Classification: Main-belt Asteroid          SPK-ID: 2101844
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0994963093974293 4.2439e-08  
a 2.20730078549916 9.5431e-09 au
q 1.987682503611947 9.5212e-08 au
i 4.428723998646088 5.6187e-06 deg
node 150.5790197591869 5.0291e-05 deg
peri 69.40774833016752 5.8183e-05 deg
M 155.2718456461944 3.1325e-05 deg
tp 2458483.868457464112
(2018-Dec-31.36845746)
0.00010256 TDB
period 1197.817637440301
3.28
7.768e-06
2.127e-08
d
yr
n .3005465846782059 1.9491e-09 deg/d
Q 2.426919067386373 1.0493e-08 au
  Orbit Determination Parameters
   # obs. used (total)      542  
   data-arc span      7863 days (21.53 yr)  
   first obs. used      1999-04-14  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59473  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:58:12  

Additional Information
 Earth MOID = .985102 au 
 Jupiter MOID = 2.54553 au 
 T_jup = 3.650 
[ 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 MPO432544  

101844 (1999 JL72)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 JL72 = 2002 CD102 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-06 01:30 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin