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

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
85428 (1997 AN16)
Classification: Main-belt Asteroid          SPK-ID: 2085428
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .198945930160882 4.1755e-08  
a 3.163847775839135 2.5174e-08 au
q 2.534413137187381 1.3983e-07 au
i 11.05973640042319 6.2873e-06 deg
node 1.96201097771967 2.2882e-05 deg
peri 271.2844645347481 2.8073e-05 deg
M 336.0319091873768 1.469e-05 deg
tp 2459533.352500615976
(2021-Nov-14.85250062)
8.3769e-05 TDB
period 2055.520425340012
5.63
2.4533e-05
6.717e-08
d
yr
n .1751381283114474 2.0903e-09 deg/d
Q 3.79328241449089 3.0182e-08 au
  Orbit Determination Parameters
   # obs. used (total)      688  
   data-arc span      8941 days (24.48 yr)  
   first obs. used      1997-01-14  
   last obs. used      2021-07-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58026  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 22:03:37  

Additional Information
 Earth MOID = 1.54916 au 
 Jupiter MOID = 1.57322 au 
 T_jup = 3.145 
[ 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 14.59   n/a MPO637172  
diameter diameter 6.266 km 0.165 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.094   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85428 (1997 AN16)          Discovered 1997-Jan-14 by Klet at Klet
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1997 AN16 = 1998 FT46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-26 10:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin