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 ]  
437923 (2002 NB70)
Classification: Main-belt Asteroid          SPK-ID: 2437923
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3118477541101708 1.8051e-07  
a 2.646273580329796 1.7356e-08 au
q 1.821039107542868 4.7442e-07 au
i 11.34068671408222 7.4272e-06 deg
node 256.7630119063255 5.8912e-05 deg
peri 68.24773210226667 6.6816e-05 deg
M 95.72479458794346 1.5818e-05 deg
tp 2458782.407400243892
(2019-Oct-25.90740024)
6.748e-05 TDB
period 1572.354754691278
4.30
1.5469e-05
4.235e-08
d
yr
n .2289559648838177 2.2525e-09 deg/d
Q 3.471508053116724 2.2768e-08 au
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      6204 days (16.99 yr)  
   first obs. used      2002-07-10  
   last obs. used      2019-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50018  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:28:17  

Additional Information
 Earth MOID = .842629 au 
 Jupiter MOID = 2.01941 au 
 T_jup = 3.295 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456505.5 (2013-Aug-01.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .312567128729846 1.7836e-07  
q 1.817778662048756 4.6749e-07 au
tp 2457212.492390427970
(2015-Jul-08.99239043)
6.3624e-05 TDB
node 256.7890727171331 5.8953e-05 deg
peri 68.50200803628377 6.6916e-05 deg
i 11.3397451611724 7.4282e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      6204 days (16.99 yr)  
   first obs. used      2002-07-10  
   last obs. used      2019-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50018  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:28:17  

Additional Information
 Jupiter MOID = 2.01941 au 
 T_jup = 3.295 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.181165064386692E-14 -8.335608619045194E-14 -2.198295481329752E-12 4.593739523469362E-13 -3.900949185009575E-12 -3.22902215891314E-13
q -8.335608619045194E-14 2.185485459460878E-13 5.848137005180459E-12 -1.200413964992941E-12 1.022095640887251E-11 8.464398277996448E-13
tp -2.198295481329752E-12 5.848137005180459E-12 4.048048844022303E-9 -1.258038669983597E-10 1.813154326701947E-9 -6.745843781295169E-12
node 4.593739523469362E-13 -1.200413964992941E-12 -1.258038669983597E-10 3.475474176402234E-9 -3.497215864657986E-9 -8.850959414239791E-11
peri -3.900949185009575E-12 1.022095640887251E-11 1.813154326701947E-9 -3.497215864657986E-9 4.477793392122431E-9 1.111448248522338E-10
i -3.22902215891314E-13 8.464398277996448E-13 -6.745843781295169E-12 -8.850959414239791E-11 1.111448248522338E-10 5.517786722495467E-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 17.0   n/a MPO477054  
diameter diameter 2.457 km 0.510 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

437923 (2002 NB70)          Discovered 2002-Jul-10 by NEAT at Palomar
Reference: Last Updated: 2015-07-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-13 15:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin