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 ]  
24530 (2001 CP18)
Classification: Jupiter Trojan          SPK-ID: 2024530
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .119012609618532 6.1041e-08  
a 5.140290977166659 1.0008e-07 au
q 4.528531533775461 3.7358e-07 au
i 11.43212864308082 5.8132e-06 deg
node 149.8405354349871 2.231e-05 deg
peri 249.6711542530755 3.1054e-05 deg
M 335.948592785341 2.071e-05 deg
tp 2459484.892391508231
(2021-Sep-27.39239151)
0.00024447 TDB
period 4256.768014827976
11.65
0.00012431
3.403e-07
d
yr
n .08457120490146049 2.4698e-09 deg/d
Q 5.752050420557857 1.1199e-07 au
  Orbit Determination Parameters
   # obs. used (total)      1293  
   data-arc span      14935 days (40.89 yr)  
   first obs. used      1980-03-21  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52713  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:44:10  

Additional Information
 Earth MOID = 3.55655 au 
 Jupiter MOID = .0572046 au 
 T_jup = 2.947 
[ 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 11.71   n/a E2021B10  
diameter diameter 25.883 km 1.104 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
rotation period rot_per 45.2 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Stephens, R.D. (2015) http://www.planetarysciences.org/PHP/CS3_Lightcurves.php]
geometric albedo albedo 0.073   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  

24530 (2001 CP18)          Discovered 2001-Feb-02 by LINEAR at Socorro
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 CP18 = 2000 AN177 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-19 13:44 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin