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 ]  
9479 Madresplazamayo (2175 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2009479
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09219493692060267 3.2414e-08  
a 2.619220322620271 1.0348e-08 au
q 2.377741470195135 8.3025e-08 au
i 4.540220766569344 4.4858e-06 deg
node 352.3843968041446 3.8426e-05 deg
peri 282.8893501089608 4.6333e-05 deg
M 203.922652163235 2.4556e-05 deg
tp 2460067.764763402727
(2023-May-03.26476340)
0.00010536 TDB
period 1548.304851244136
4.24
9.1753e-06
2.512e-08
d
yr
n .2325123503363844 1.3779e-09 deg/d
Q 2.860699175045408 1.1302e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1128  
   data-arc span      22059 days (60.39 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-02-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56036  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 21:24:46  

Additional Information
 Earth MOID = 1.36644 au 
 Jupiter MOID = 2.24086 au 
 T_jup = 3.395 
[ show covariance matrix ]

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 15.13   n/a MPCxxxxx  
diameter diameter 2.687 km 0.446 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.223   0.166 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9479 Madresplazamayo (2175 P-L)          Discovered 1960-Sep-26 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 19981005/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2175 P-L = 1996 AC2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Aug-02 21:59 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin