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 ]  
1413 Roucarie (1937 CD)
Classification: Main-belt Asteroid          SPK-ID: 2001413
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06528592979866123 2.8552e-08  
a 3.021196454188859 1.1864e-08 au
q 2.823954834572721 8.9227e-08 au
i 10.23266561084651 3.712e-06 deg
node 178.7342767241887 1.9496e-05 deg
peri 299.5825655826867 3.6981e-05 deg
M 327.5777512690876 3.1428e-05 deg
tp 2459173.245804648461
(2020-Nov-19.74580465)
0.00016759 TDB
period 1918.080704073845
5.25
1.1298e-05
3.093e-08
d
yr
n .1876876187927806 1.1055e-09 deg/d
Q 3.218438073804997 1.2638e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3009  
   data-arc span      30577 days (83.72 yr)  
   first obs. used      1937-02-12  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42373  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:19:16  

Additional Information
 Earth MOID = 1.85582 au 
 Jupiter MOID = 1.84667 au 
 T_jup = 3.219 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456849.5 (2014-Jul-11.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06322591495940311 2.8753e-08  
q 2.829092813008383 8.9545e-08 au
tp 2457266.358176420580
(2015-Aug-31.85817642)
0.00017085 TDB
node 178.7772392190335 1.95e-05 deg
peri 301.6730169770893 3.7686e-05 deg
i 10.22973434035309 3.7107e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3009  
   data-arc span      30577 days (83.72 yr)  
   first obs. used      1937-02-12  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42373  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:19:16  

Additional Information
 Jupiter MOID = 1.84667 au 
 T_jup = 3.219 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.267260020259757E-16 -2.555542997257181E-15 -3.155838460028669E-13 5.385888656357093E-16 -4.377748654096703E-14 4.683280296089012E-17
q -2.555542997257181E-15 8.018239656514421E-15 1.051258099331395E-12 -4.821203855295287E-16 1.419196651759761E-13 5.413647329960528E-16
tp -3.155838460028669E-13 1.051258099331395E-12 2.918903269991092E-8 -3.53181770851497E-11 5.523568785213129E-9 -7.003289353442853E-13
node 5.385888656357093E-16 -4.821203855295287E-16 -3.53181770851497E-11 3.802597423342968E-10 -3.807305727805026E-10 1.651393802290378E-11
peri -4.377748654096703E-14 1.419196651759761E-13 5.523568785213129E-9 -3.807305727805026E-10 1.420206748606352E-9 -1.63971887243723E-11
i 4.683280296089012E-17 5.413647329960528E-16 -7.003289353442853E-13 1.651393802290378E-11 -1.63971887243723E-11 1.376893609411327E-11

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 11.3   n/a MPO267712  
diameter diameter 19.838 km 0.156 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.357 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Coley, D. (2012) Minor Planet Bull. 39, 23-24.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.130   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1413 Roucarie (1937 CD)          Discovered 1937-Feb-12 by Boyer, L. at Algiers
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1937 CD = 1950 QU 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-26 14:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin