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 ]  
(1995 CR)
Classification: Aten [NEO, PHA]          SPK-ID: 3005973
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8684348411913553 6.3508e-08  
a .9069410134838617 9.39e-09 au
q .1193218384690775 5.7162e-08 au
i 4.067017754874906 1.3742e-05 deg
node 342.5706232330794 5.001e-05 deg
peri 322.5812733995685 5.083e-05 deg
M 46.52205386779224 3.062e-05 deg
tp 2458959.731628033808
(2020-Apr-20.23162803)
2.6213e-05 TDB
period 315.4764823912847
0.86
4.8994e-06
1.341e-08
d
yr
n 1.14113101956517 1.7722e-08 deg/d
Q 1.694560188498646 1.7545e-08 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] -4.800538512238241E-14 3.309E-15
ALN [SET] 1. n/a
NK [SET] 0. n/a
NM [SET] 2. n/a
R0 [SET] 1. n/a
  Orbit Determination Parameters
   # obs. used (total)      243  
   data-arc span      9156 days (25.07 yr)  
   first obs. used      1995-02-03  
   last obs. used      2020-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5862  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-28 05:39:03  

Additional Information
 Earth MOID = .0128281 au 
 Jupiter MOID = 3.58716 au 
 T_jup = 6.150 
 Nongravitational accels. using nonstandard g(r) = (1 au/ r)^2 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455400.5 (2010-Jul-23.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8684471948434568 6.3346e-08  
q .1192892342515435 5.7297e-08 au
tp 2455489.827291324762
(2010-Oct-20.32729132)
1.1791e-05 TDB
node 342.7541185463884 5.0623e-05 deg
peri 322.4252438957917 5.1475e-05 deg
i 4.036965185396902 1.3711e-05 deg

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] -4.800538512238241E-14 3.309E-15
ALN [SET] 1. n/a
NK [SET] 0. n/a
NM [SET] 2. n/a
R0 [SET] 1. n/a
  Orbit Determination Parameters
   # obs. used (total)      243  
   data-arc span      9156 days (25.07 yr)  
   first obs. used      1995-02-03  
   last obs. used      2020-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5862  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-28 05:39:03  

Additional Information
 Jupiter MOID = 3.58716 au 
 T_jup = 6.150 
 Nongravitational accels. using nonstandard g(r) = (1 au/ r)^2 
Orbit Covariance (7×7)
  e q tp node peri i A2
e 4.012655120590186E-15 -3.629427474280033E-15 -4.480202891189417E-13 -3.65408507453399E-13 7.306060675470904E-13 1.43905109019324E-13 7.442282745773311E-23
q -3.629427474280033E-15 3.282965713521328E-15 4.017037962222822E-13 3.336644953220245E-13 -6.63824216850427E-13 -1.310213410981052E-13 -6.607387982669139E-23
tp -4.480202891189417E-13 4.017037962222822E-13 1.390206271535009E-10 4.19908314343454E-12 -4.512638135286003E-11 -3.242169053423538E-12 -3.577039016072429E-20
node -3.65408507453399E-13 3.336644953220245E-13 4.19908314343454E-12 2.562651079367708E-9 -2.587701605681082E-9 -6.286357783701758E-10 1.533522981306334E-20
peri 7.306060675470904E-13 -6.63824216850427E-13 -4.512638135286003E-11 -2.587701605681082E-9 2.649671575221505E-9 6.397823520430748E-10 -7.480518594062263E-21
i 1.43905109019324E-13 -1.310213410981052E-13 -3.242169053423538E-12 -6.286357783701758E-10 6.397823520430748E-10 1.879941774076724E-10 -2.197422263104813E-21
A2 7.442282745773311E-23 -6.607387982669139E-23 -3.577039016072429E-20 1.533522981306334E-20 -7.480518594062263E-21 -2.197422263104813E-21 1.094653348723229E-29

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 21.7   n/a E2014E17  
rotation period rot_per 2.66 h n/a LCDB (Rev. 2019-August); 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. (2014) Minor Planet Bull. 41, 157-168.]

[ show close-approach data ]
Alternate Designations
 1995 CR = 2014 CL13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-07 10:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin