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 ]  
344226 (2001 RE138)
Classification: Main-belt Asteroid          SPK-ID: 2344226
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09589490358412654 5.9158e-08  
a 2.98825547895625 3.777e-08 au
q 2.701697007917002 1.7694e-07 au
i 4.040152349686481 6.9493e-06 deg
node 24.85610721468063 6.5308e-05 deg
peri 319.9364480801664 7.2855e-05 deg
M 224.4513543655489 3.5574e-05 deg
tp 2459710.924115710130
(2022-May-11.42411571)
0.00019255 TDB
period 1886.796289690441
5.17
3.5773e-05
9.794e-08
d
yr
n .1907996120021328 3.6174e-09 deg/d
Q 3.274813949995497 4.1392e-08 au
  Orbit Determination Parameters
   # obs. used (total)      259  
   data-arc span      6827 days (18.69 yr)  
   first obs. used      2001-08-19  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58741  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 22:24:20  

Additional Information
 Earth MOID = 1.696 au 
 Jupiter MOID = 2.10732 au 
 T_jup = 3.246 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457773.5 (2017-Jan-20.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09497297164034393 5.9266e-08  
q 2.706008945255676 1.7731e-07 au
tp 2457824.707642304267
(2017-Mar-12.20764230)
0.00017951 TDB
node 24.87749813010215 6.5294e-05 deg
peri 320.2083550172564 7.2946e-05 deg
i 4.039992466700261 6.9485e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      259  
   data-arc span      6827 days (18.69 yr)  
   first obs. used      2001-08-19  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58741  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 22:24:20  

Additional Information
 Jupiter MOID = 2.10732 au 
 T_jup = 3.246 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.51243705289066E-15 -1.031294462460413E-14 5.224688920107458E-12 1.350353258037044E-14 8.870247651183647E-13 -3.919453210546034E-16
q -1.031294462460413E-14 3.143939314961649E-14 -1.367675891959824E-11 -3.96925999702392E-14 -2.30868765959145E-12 2.571574805294823E-15
tp 5.224688920107458E-12 -1.367675891959824E-11 3.222270715093655E-8 3.758916756684607E-11 5.853267412364771E-9 -1.943295764324541E-12
node 1.350353258037044E-14 -3.96925999702392E-14 3.758916756684607E-11 4.263248711376197E-9 -4.245476415611882E-9 -4.562201025632514E-12
peri 8.870247651183647E-13 -2.30868765959145E-12 5.853267412364771E-9 -4.245476415611882E-9 5.321071271762679E-9 4.210262039657498E-12
i -3.919453210546034E-16 2.571574805294823E-15 -1.943295764324541E-12 -4.562201025632514E-12 4.210262039657498E-12 4.828146601111592E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO434165  

344226 (2001 RE138)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-26 20:51 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin