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 ]  
134507 (1999 CR142)
Classification: Main-belt Asteroid          SPK-ID: 2134507
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .175584585906406 5.827e-08  
a 2.807494786417071 1.305e-08 au
q 2.314541976909636 1.6674e-07 au
i 9.179075893057794 6.2957e-06 deg
node 324.8624837915175 2.0366e-05 deg
peri 28.31714542722627 2.5038e-05 deg
M 5.964308492979782 1.2174e-05 deg
tp 2459172.033474505046
(2020-Nov-18.53347450)
5.8103e-05 TDB
period 1718.212461720518
4.70
1.198e-05
3.28e-08
d
yr
n .2095200727618498 1.4608e-09 deg/d
Q 3.300447595924506 1.5341e-08 au
  Orbit Determination Parameters
   # obs. used (total)      780  
   data-arc span      8036 days (22.00 yr)  
   first obs. used      1999-02-10  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49295  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:08:41  

Additional Information
 Earth MOID = 1.31138 au 
 Jupiter MOID = 2.146 au 
 T_jup = 3.281 
[ 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 15.12   n/a E2021B55  
diameter diameter 7.015 km 0.333 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.23 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:
[Warner, B.D (2012) Minor Planet Bull. 39, 69-80.]
geometric albedo albedo 0.036   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134507 (1999 CR142)          Discovered 1999-Feb-10 by Spacewatch at Kitt Peak
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

Alternate Designations
 1999 CR142 = 2001 MG15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-23 12:57 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin