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 ]  
74557 (1999 LP13)
Classification: Main-belt Asteroid          SPK-ID: 2074557
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1787891387240642 3.029e-08  
a 2.222494863716775 7.4095e-09 au
q 1.825136921214197 6.7956e-08 au
i 4.870223706061969 4.3768e-06 deg
node 197.2246774609049 3.9257e-05 deg
peri 105.7409168858264 4.1408e-05 deg
M 89.65063435001642 1.1672e-05 deg
tp 2458699.122766497687
(2019-Aug-03.62276650)
3.9457e-05 TDB
period 1210.206763704987
3.31
6.052e-06
1.657e-08
d
yr
n .2974698297817127 1.4876e-09 deg/d
Q 2.619852806219354 8.7342e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1012  
   data-arc span      8455 days (23.15 yr)  
   first obs. used      1996-10-12  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53291  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:26:46  

Additional Information
 Earth MOID = .817467 au 
 Jupiter MOID = 2.61709 au 
 T_jup = 3.623 
[ 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 15.7   n/a MPO337820  

74557 (1999 LP13)          Discovered 1999-Jun-09 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 LP13 = 2002 GR18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-03 15:47 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin