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 ]  
4132 Bartok (1988 EH)
Classification: Main-belt Asteroid          SPK-ID: 2004132
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 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2867026653599732 1.4307e-08  
a 2.407577427703671 5.7333e-09 au
q 1.717318562120521 3.5198e-08 au
i 23.31487566662164 3.4221e-07 deg
node 172.8052915709596 1.8467e-06 deg
peri 255.0943228489937 3.2442e-06 deg
M 350.283450693888 4.4899e-06 deg
tp 2459237.328020762399
(2021-Jan-22.82802076)
1.7057e-05 TDB
period 1364.48517439457
3.74
4.874e-06
1.334e-08
d
yr
n .2638357724624851 9.4244e-10 deg/d
Q 3.097836293286822 7.3771e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2963  
   data-arc span      16632 days (45.54 yr)  
   first obs. used      1975-09-09  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37462  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:25:59  

Additional Information
 Earth MOID = .862131 au 
 Jupiter MOID = 2.70436 au 
 T_jup = 3.358 
[ 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 12.17   n/a E2021B10  
diameter diameter 9.723 km 0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 3.297 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Skiff, B.A. (2011) Posting on CALL web site. http://www.minorplanet.info/call.html]
[Behrend, R. (2014) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Warner, Brian D. (2014) Minor Planet Bull. 41, 235-241.]
[Klinglesmith III, D.A. (2017) Minor Planet Bull. 44, 69-72.]
[Stephens, R.D. (2017) Minor Planet Bull. 44, 49-52.]
geometric albedo albedo 0.357   0.107 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

4132 Bartok (1988 EH)          Discovered 1988-Mar-12 by Alu, J. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-12 12:34 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin