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 ]  
4898 Nishiizumi (1988 FJ)
Classification: Inner Main-belt Asteroid          SPK-ID: 2004898
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 .08160926713749941 1.2738e-08  
a 1.953594267174797 5.2024e-09 au
q 1.794162870746641 2.443e-08 au
i 18.62226707003028 7.4707e-07 deg
node 3.597889544171723 3.4499e-06 deg
peri 146.1670419515541 9.3781e-06 deg
M 16.27638185194131 9.2287e-06 deg
tp 2459155.407391969443
(2020-Nov-01.90739197)
2.548e-05 TDB
period 997.3554957525375
2.73
3.9839e-06
1.091e-08
d
yr
n .3609545458295872 1.4418e-09 deg/d
Q 2.113025663602953 5.627e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1717  
   data-arc span      14308 days (39.17 yr)  
   first obs. used      1982-01-18  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41675  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:55:55  

Additional Information
 Earth MOID = .814187 au 
 Jupiter MOID = 2.86946 au 
 T_jup = 3.821 
[ 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 14.14   n/a MPCxxxxx  
diameter diameter 2.178 km 0.209 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.2920 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2007) Minor Planet Bull. 34, 72-77.]
[Warner, B.D (2012) Minor Planet Bull. 39, 69-80.]
[Warner, B.D. (2015) Minor Planet Bull. 42, 167-172.]
[Warner, B.D. (2018) Minor Planet Bull. 45, 256-259.]
[Stephens, R.D.; Warner, B.D. (2020) Minor Planet Bull. 47, 125-133.]
geometric albedo albedo 0.994   0.125 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4898 Nishiizumi (1988 FJ)          Discovered 1988-Mar-19 by Shoemaker, C. S. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1988 FJ = 1982 BF3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-12 15:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin