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 ]  
4363 Sergej (1978 TU7)
Classification: Main-belt Asteroid          SPK-ID: 2004363
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2285033583488334 3.394e-08  
a 2.375483432100717 8.2596e-09 au
q 1.83267749016369 8.2711e-08 au
i 8.735592929616979 3.406e-06 deg
node 83.95167873495784 2.6023e-05 deg
peri 293.8470424299285 2.7232e-05 deg
M 191.7484598074186 9.4428e-06 deg
tp 2459825.504268279913
(2022-Sep-03.00426828)
3.6744e-05 TDB
period 1337.292581828558
3.66
6.9747e-06
1.91e-08
d
yr
n .269200625870332 1.404e-09 deg/d
Q 2.918289374037744 1.0147e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3179  
   data-arc span      19518 days (53.44 yr)  
   first obs. used      1967-10-12  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37246  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:34:56  

Additional Information
 Earth MOID = .85469 au 
 Jupiter MOID = 2.58221 au 
 T_jup = 3.491 
[ 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 13.43   n/a MPCxxxxx  
diameter diameter 4.910 km 0.086 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 13.04 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Melton, E.; Carver, S.; Harris, A.; Karnemaat, R.; et al. (2012) Minor Planet Bull. 39, 131-133.]
geometric albedo albedo 0.385   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4363 Sergej (1978 TU7)          Discovered 1978-Oct-02 by Zhuravleva, L. V. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1978 TU7 = 1967 TG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-13 15:45 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin