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 ]  
19336 (1997 AF)
Classification: Main-belt Asteroid          SPK-ID: 2019336
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3056357537322671 6.0329e-08  
a 2.557898051527511 1.3215e-08 au
q 1.776112952578603 1.5938e-07 au
i 7.529190896426614 3.6823e-06 deg
node 98.95669597543237 3.9595e-05 deg
peri 281.2029452648202 3.976e-05 deg
M 318.0311908085009 5.8967e-06 deg
tp 2459174.699706764357
(2020-Nov-21.19970676)
2.5256e-05 TDB
period 1494.250030993753
4.09
1.1579e-05
3.17e-08
d
yr
n .2409235352403383 1.867e-09 deg/d
Q 3.33968315047642 1.7253e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1466  
   data-arc span      23572 days (64.54 yr)  
   first obs. used      1955-11-24  
   last obs. used      2020-06-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48936  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 18:31:35  

Additional Information
 Earth MOID = .797616 au 
 Jupiter MOID = 2.16753 au 
 T_jup = 3.358 
[ 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 14.0   n/a MPO474021  
diameter diameter 5.941 km 0.138 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.138   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19336 (1997 AF)          Discovered 1997-Jan-02 by Kobayashi, T. at Oizumi
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 AF = 1998 HG136 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-08 21:37 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin