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 ]  
385594 (2005 AF78)
Classification: Main-belt Asteroid          SPK-ID: 2385594
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1719590742383989 1.784e-07  
a 2.69964341049187 5.1905e-08 au
q 2.235415228849894 4.5797e-07 au
i 12.95251569453184 2.7943e-05 deg
node 323.1870824800548 4.57e-05 deg
peri 88.57823973480954 0.00012466 deg
M 315.4338942285321 9.8453e-05 deg
tp 2459597.067341175744
(2022-Jan-17.56734118)
0.00044322 TDB
period 1620.160468889213
4.44
4.6726e-05
1.279e-07
d
yr
n .2222002122091135 6.4083e-09 deg/d
Q 3.163871592133846 6.0831e-08 au
  Orbit Determination Parameters
   # obs. used (total)      59  
   data-arc span      5216 days (14.28 yr)  
   first obs. used      2003-08-28  
   last obs. used      2017-12-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57792  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:05:56  

Additional Information
 Earth MOID = 1.28995 au 
 Jupiter MOID = 2.32008 au 
 T_jup = 3.310 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455925.5 (2011-Dec-30.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1747186641625544 1.7458e-07  
q 2.226283275372204 4.4839e-07 au
tp 2456361.273222238336
(2013-Mar-09.77322224)
0.00043393 TDB
node 323.324841802763 4.5857e-05 deg
peri 89.01453468612603 0.00012197 deg
i 12.93392307403735 2.79e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      59  
   data-arc span      5216 days (14.28 yr)  
   first obs. used      2003-08-28  
   last obs. used      2017-12-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57792  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:05:56  

Additional Information
 Jupiter MOID = 2.32008 au 
 T_jup = 3.310 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.047879859687558E-14 -7.806702362213566E-14 -4.107525832452293E-11 -1.286943649511221E-13 -1.254695378665322E-11 -1.143565011902743E-13
q -7.806702362213566E-14 2.010522270768875E-13 1.070508361972659E-10 3.349073205950351E-13 3.24791743388277E-11 2.960185686687983E-13
tp -4.107525832452293E-11 1.070508361972659E-10 1.882927649546203E-7 -2.312344713389423E-11 4.875415215428987E-8 -3.865975791297675E-10
node -1.286943649511221E-13 3.349073205950351E-13 -2.312344713389423E-11 2.102828653298997E-9 -2.036856429650493E-9 3.31934323914039E-10
peri -1.254695378665322E-11 3.24791743388277E-11 4.875415215428987E-8 -2.036856429650493E-9 1.487553171316153E-8 -4.006926208477572E-10
i -1.143565011902743E-13 2.960185686687983E-13 -3.865975791297675E-10 3.31934323914039E-10 -4.006926208477572E-10 7.784374364487685E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO241873  

385594 (2005 AF78)          Discovered 2005-Jan-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-02-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-26 14:26 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin