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 ]  
324721 (2007 ES144)
Classification: Main-belt Asteroid          SPK-ID: 2324721
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1214640708128257 8.1798e-08  
a 3.055301686395909 6.6752e-08 au
q 2.684192306004971 2.8262e-07 au
i 10.34337529921677 1.0857e-05 deg
node 5.84339866417066 3.4654e-05 deg
peri 50.72346217963503 5.8589e-05 deg
M 275.3358556629461 4.4722e-05 deg
tp 2459459.250551409684
(2021-Sep-01.75055141)
0.00024558 TDB
period 1950.651008176635
5.34
6.3926e-05
1.75e-07
d
yr
n .1845537712748058 6.0482e-09 deg/d
Q 3.426411066786848 7.486e-08 au
  Orbit Determination Parameters
   # obs. used (total)      121  
   data-arc span      5845 days (16.00 yr)  
   first obs. used      2001-02-21  
   last obs. used      2017-02-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64528  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 11:05:56  

Additional Information
 Earth MOID = 1.70894 au 
 Jupiter MOID = 2.03411 au 
 T_jup = 3.200 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456702.5 (2014-Feb-14.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1244087629080721 8.3783e-08  
q 2.674058264487813 2.8851e-07 au
tp 2457495.221892558284
(2016-Apr-16.72189256)
0.00022349 TDB
node 6.30822695425673 3.4513e-05 deg
peri 48.16355347283062 5.6878e-05 deg
i 10.37588042833739 1.0875e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      121  
   data-arc span      5845 days (16.00 yr)  
   first obs. used      2001-02-21  
   last obs. used      2017-02-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64528  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 11:05:56  

Additional Information
 Jupiter MOID = 2.03411 au 
 T_jup = 3.200 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.01962689390628E-15 -2.381428172412527E-14 -8.461587131109517E-12 1.841652921822624E-14 -1.380749724520689E-12 -3.692362153747921E-15
q -2.381428172412527E-14 8.323544734561046E-14 2.663914605218534E-11 -5.894047381831749E-14 4.050142118999584E-12 1.688997714309051E-14
tp -8.461587131109517E-12 2.663914605218534E-11 4.994904330809862E-8 -9.228886871654736E-11 1.0044589794079E-8 -7.800652915948954E-12
node 1.841652921822624E-14 -5.894047381831749E-14 -9.228886871654736E-11 1.191115218047729E-9 -1.188989861511591E-9 -2.982735696271281E-11
peri -1.380749724520689E-12 4.050142118999584E-12 1.0044589794079E-8 -1.188989861511591E-9 3.235137619691205E-9 2.716538469809448E-11
i -3.692362153747921E-15 1.688997714309051E-14 -7.800652915948954E-12 -2.982735696271281E-11 2.716538469809448E-11 1.182681315568226E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO264852  

324721 (2007 ES144)          Discovered 2007-Feb-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09

Alternate Designations
 2007 ES144 = 2010 VL138 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-14 00:41 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin