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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
437922 (2002 NJ44)
Classification: Mars-crossing Asteroid          SPK-ID: 2437922
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2565381026945676 1.7055e-07  
a 2.213739848356563 1.4565e-08 au
q 1.64583122779981 3.7165e-07 au
i 3.027470564981112 8.6648e-06 deg
node 156.3192615952381 0.00012683 deg
peri 177.6221629455904 0.0001372 deg
M 10.98843757944784 3.4474e-05 deg
tp 2458563.778387323372
(2019-Mar-21.27838732)
0.00011493 TDB
period 1203.062807428753
3.29
1.1873e-05
3.251e-08
d
yr
n .2992362474985079 2.9532e-09 deg/d
Q 2.781648468913316 1.8302e-08 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      5774 days (15.81 yr)  
   first obs. used      2002-06-24  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54306  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 16:47:56  

Additional Information
 Earth MOID = .634878 au 
 Jupiter MOID = 2.59567 au 
 T_jup = 3.610 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.3   n/a MPO446740  

437922 (2002 NJ44)          Discovered 2002-Jul-12 by NEAT at Palomar
Reference: Last Updated: 2015-07-06

Alternate Designations
 2002 NJ44 = 2005 JA111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-12 08:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin