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 ]  
16811 (1997 UP3)
Classification: Main-belt Asteroid          SPK-ID: 2016811
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 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03934562679867549 1.2963e-08  
a 2.399013858850381 6.8331e-09 au
q 2.304623154875203 3.2616e-08 au
i 2.522508733257498 8.5568e-07 deg
node 281.0587247824473 1.35e-05 deg
peri 186.0846165684193 3.4084e-05 deg
M 24.62899879832651 3.0835e-05 deg
tp 2459107.647881085980
(2020-Sep-15.14788109)
0.00011624 TDB
period 1357.211597708898
3.72
5.7986e-06
1.588e-08
d
yr
n .2652497227460436 1.1333e-09 deg/d
Q 2.493404562825559 7.1019e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2298  
   data-arc span      14007 days (38.35 yr)  
   first obs. used      1982-11-08  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46162  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:42:38  

Additional Information
 Earth MOID = 1.3213 au 
 Jupiter MOID = 2.54127 au 
 T_jup = 3.525 
[ 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 E2021B10  
diameter diameter 3.673 km 0.189 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.361   0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16811 (1997 UP3)          Discovered 1997-Oct-26 by Kobayashi, T. at Oizumi
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 UP3 = 1982 VB6 = 1986 XY3 = 1991 AV1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-16 09:12 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin