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

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
3042 Zelinsky (1981 EF10)
Classification: Main-belt Asteroid          SPK-ID: 2003042
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2096913073708461 1.6495e-08  
a 2.277876305819285 5.4238e-09 au
q 1.800225445222966 3.8069e-08 au
i 4.993556104280876 9.2374e-07 deg
node 226.1824784657859 5.8388e-06 deg
peri 70.55391927990466 6.8622e-06 deg
M 163.9533727636487 2.8898e-06 deg
tp 2458824.611337358393
(2019-Dec-07.11133736)
9.0933e-06 TDB
period 1255.722374481251
3.44
4.485e-06
1.228e-08
d
yr
n .2866875730781805 1.0239e-09 deg/d
Q 2.755527166415605 6.5611e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2472  
   data-arc span      16623 days (45.51 yr)  
   first obs. used      1975-10-03  
   last obs. used      2021-04-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48786  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 13:52:15  

Additional Information
 Earth MOID = .791602 au 
 Jupiter MOID = 2.46114 au 
 T_jup = 3.573 
[ 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 13.99   n/a MPCxxxxx  
rotation period rot_per 5.3248 h n/a LCDB (Rev. 2020-October); 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:
[Pravec, P.; Wolf, M.; Sarounova, L. (2016) http://www.asu.cas.cz/~ppravec/neo.htm]

3042 Zelinsky (1981 EF10)          Discovered 1981-Mar-01 by Bus, S. J. at Siding Spring
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1981 EF10 = 1975 TY1 = 1975 VL = 1982 TO1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-23 10:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin