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 ]  
120373 (2005 PA2)
Classification: Main-belt Asteroid          SPK-ID: 2120373
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2159320211040741 4.9375e-08  
a 2.597621655537325 1.805e-08 au
q 2.036711961393439 1.2726e-07 au
i 18.76048123815674 6.23e-06 deg
node 148.1613099891024 1.5039e-05 deg
peri 198.90367861056 2.06e-05 deg
M 241.5864698062859 1.8308e-05 deg
tp 2459703.492024734906
(2022-May-03.99202474)
8.1723e-05 TDB
period 1529.192893821676
4.19
1.5938e-05
4.364e-08
d
yr
n .2354183056006149 2.4537e-09 deg/d
Q 3.15853134968121 2.1947e-08 au
  Orbit Determination Parameters
   # obs. used (total)      463  
   data-arc span      8701 days (23.82 yr)  
   first obs. used      1996-07-23  
   last obs. used      2020-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54625  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:57:39  

Additional Information
 Earth MOID = 1.03337 au 
 Jupiter MOID = 2.26411 au 
 T_jup = 3.310 
[ 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 15.29   n/a E2021B55  

120373 (2005 PA2)          Discovered 2005-Aug-01 by Siding Spring Survey at Siding Spring
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 2005 PA2 = 2004 HO47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Mar-03 19:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin