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 ]  
5956 d'Alembert (1988 CF5)
Classification: Main-belt Asteroid          SPK-ID: 2005956
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2925189805808143 3.3052e-08  
a 2.709771972145528 1.2226e-08 au
q 1.917112237247055 9.2329e-08 au
i 8.973365594723042 4.1316e-06 deg
node 188.6170309343587 2.1295e-05 deg
peri 183.0122252414268 2.1968e-05 deg
M 196.5525627880363 6.692e-06 deg
tp 2459740.229879343981
(2022-Jun-09.72987934)
3.3154e-05 TDB
period 1629.286828269344
4.46
1.1026e-05
3.019e-08
d
yr
n .2209555701020416 1.4953e-09 deg/d
Q 3.502431707044 1.5802e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2172  
   data-arc span      22230 days (60.86 yr)  
   first obs. used      1959-08-06  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46936  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:25:43  

Additional Information
 Earth MOID = .917267 au 
 Jupiter MOID = 1.96149 au 
 T_jup = 3.283 
[ 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 13.2   n/a MPO435755  
diameter diameter 12.277 km 0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.097   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
SMASSII spectral type spec_B C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

5956 d'Alembert (1988 CF5)          Discovered 1988-Feb-13 by Elst, E. W. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1988 CF5 = 1959 PA = 1968 QN = 1977 RB5 = 1986 VG9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-11 09:30 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin