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 ]  
3779 Kieffer (1985 JV1)
Classification: Main-belt Asteroid          SPK-ID: 2003779
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1103899284517673 3.3149e-08  
a 2.638647246599906 1.192e-08 au
q 2.34736716583829 8.8248e-08 au
i 13.88602446198085 5.8106e-06 deg
node 59.22492874386571 1.5777e-05 deg
peri 72.18681180654217 3.1855e-05 deg
M 151.4915792684655 2.7163e-05 deg
tp 2458341.695706475385
(2018-Aug-11.19570648)
0.00011729 TDB
period 1565.562566672844
4.29
1.0609e-05
2.905e-08
d
yr
n .2299492895803437 1.5582e-09 deg/d
Q 2.929927327361523 1.3236e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2114  
   data-arc span      29055 days (79.55 yr)  
   first obs. used      1940-11-29  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40634  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:01:34  

Additional Information
 Earth MOID = 1.40486 au 
 Jupiter MOID = 2.25392 au 
 T_jup = 3.346 
[ 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 11.6   n/a MPO473818  
diameter diameter 14.660 km 0.311 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 2.848 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Ditteon, R.; Tollefson, E.R.; Gross, J. (2002) Minor Planet Bull. 29, 72.]
[Behrend, R. (2017) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.252   0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

3779 Kieffer (1985 JV1)          Discovered 1985-May-13 by Shoemaker, C. and Shoemaker, E. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1985 JV1 = 1940 WD = 1959 GK = 1978 TH = 1987 WW5 
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-13 12:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin