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 ]  
469856 (2005 UN15)
Classification: Main-belt Asteroid          SPK-ID: 2469856
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1515666544012473 1.746e-07  
a 2.471624182189882 3.1531e-08 au
q 2.097008373958143 4.1118e-07 au
i 2.065545088927096 9.3801e-06 deg
node 61.57681130344865 0.00023009 deg
peri 25.55786421356823 0.00023338 deg
M 235.0104238852289 4.0912e-05 deg
tp 2459493.268995666649
(2021-Oct-05.76899567)
0.00016866 TDB
period 1419.293063903984
3.89
2.7159e-05
7.436e-08
d
yr
n .2536474031725094 4.8538e-09 deg/d
Q 2.846239990421621 3.631e-08 au
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      4957 days (13.57 yr)  
   first obs. used      2005-10-12  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57133  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:19:05  

Additional Information
 Earth MOID = 1.11357 au 
 Jupiter MOID = 2.35161 au 
 T_jup = 3.467 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456961.5 (2014-Oct-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1527650179612662 1.7357e-07  
q 2.092772714413458 4.0948e-07 au
tp 2456653.099123129757
(2013-Dec-26.59912313)
0.00012793 TDB
node 61.63260664251558 0.00022945 deg
peri 24.89436830061361 0.00023271 deg
i 2.069549403114766 9.388e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      4957 days (13.57 yr)  
   first obs. used      2005-10-12  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57133  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:19:05  

Additional Information
 Jupiter MOID = 2.35161 au 
 T_jup = 3.467 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.012521099907543E-14 -7.101296317077751E-14 1.486959096106416E-11 2.74058417083695E-13 5.030414101834257E-12 1.639888609505913E-14
q -7.101296317077751E-14 1.676724725927763E-13 -3.46571822227135E-11 -6.432638048511641E-13 -1.174587536753472E-11 -3.815128186119606E-14
tp 1.486959096106416E-11 -3.46571822227135E-11 1.636486543800137E-8 1.797251514898237E-10 5.004164043192541E-9 1.219650675281065E-11
node 2.74058417083695E-13 -6.432638048511641E-13 1.797251514898237E-10 5.264625546368585E-8 -5.255072271295273E-8 7.200840191632962E-10
peri 5.030414101834257E-12 -1.174587536753472E-11 5.004164043192541E-9 -5.255072271295273E-8 5.41536063034739E-8 -7.155350717354426E-10
i 1.639888609505913E-14 -3.815128186119606E-14 1.219650675281065E-11 7.200840191632962E-10 -7.155350717354426E-10 8.813527752488725E-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 18.0   n/a MPO434691  

469856 (2005 UN15)          Discovered 2005-Oct-22 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-25 00:45 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin