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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
37861 (1998 FA5)
Classification: Main-belt Asteroid          SPK-ID: 2037861
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1234119721570612 8.608e-08  
a 2.535614600936294 1.2729e-08 au
q 2.222689402404507 2.2068e-07 au
i 11.37821262841907 8.1748e-06 deg
node 5.862188489442951 2.229e-05 deg
peri 157.3443630497021 3.1869e-05 deg
M 192.9065653056199 2.1318e-05 deg
tp 2459685.010600721889
(2022-Apr-15.51060072)
8.9336e-05 TDB
period 1474.766598164662
4.04
1.1105e-05
3.04e-08
d
yr
n .2441064236524055 1.8382e-09 deg/d
Q 2.848539799468082 1.43e-08 au
  Orbit Determination Parameters
   # obs. used (total)      769  
   data-arc span      7409 days (20.28 yr)  
   first obs. used      1998-02-28  
   last obs. used      2018-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61894  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 19:26:08  

Additional Information
 Earth MOID = 1.23338 au 
 Jupiter MOID = 2.12581 au 
 T_jup = 3.410 
[ 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 15.5   n/a MPO340954  
diameter diameter 3.781 km 0.160 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37861 (1998 FA5)          Discovered 1998-Mar-23 by Comba, P. G. at Prescott
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-10 07:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin