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 ]  
3733 Yoshitomo (1985 AF)
Classification: Main-belt Asteroid          SPK-ID: 2003733
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1943193831480617 1.8036e-08  
a 2.397708577260307 7.1164e-09 au
q 1.931787325558267 4.2306e-08 au
i 5.864324703735138 3.186e-07 deg
node 286.341738708594 8.1308e-06 deg
peri 211.5533778925329 6.4411e-06 deg
M 225.0394136085467 4.7333e-06 deg
tp 2459708.890560187641
(2022-May-09.39056019)
1.9595e-05 TDB
period 1356.104078687829
3.71
6.0374e-06
1.653e-08
d
yr
n .2654663500078381 1.1819e-09 deg/d
Q 2.863629828962347 8.4993e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3403  
   data-arc span      24629 days (67.43 yr)  
   first obs. used      1953-08-15  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38411  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:29:10  

Additional Information
 Earth MOID = .948291 au 
 Jupiter MOID = 2.1911 au 
 T_jup = 3.495 
[ 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 13.17   n/a E2021B10  
diameter diameter 13.266 km 3.255 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 260.438 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.044   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3733 Yoshitomo (1985 AF)          Discovered 1985-Jan-15 by Suzuki, K. and Urata, T. at Toyota
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1985 AF = 1952 HE2 = 1980 VQ2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-06 01:54 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin