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 ]  
16670 (1994 AS2)
Classification: Main-belt Asteroid          SPK-ID: 2016670
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .211418870642897 3.5306e-08  
a 2.42939922667754 6.4115e-09 au
q 1.915778385832648 8.6421e-08 au
i 1.843907170118582 4.1888e-06 deg
node 354.4249703561696 9.1346e-05 deg
peri 36.87271867276588 9.1721e-05 deg
M 103.9950250062646 7.2087e-06 deg
tp 2458800.963166658639
(2019-Nov-13.46316666)
2.7645e-05 TDB
period 1383.078277006284
3.79
5.4752e-06
1.499e-08
d
yr
n .2602889554300796 1.0304e-09 deg/d
Q 2.943020067522433 7.767e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1750  
   data-arc span      10930 days (29.92 yr)  
   first obs. used      1991-04-13  
   last obs. used      2021-03-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50829  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:38:20  

Additional Information
 Earth MOID = .920637 au 
 Jupiter MOID = 2.50379 au 
 T_jup = 3.477 
[ 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 14.82   n/a E2021B10  

16670 (1994 AS2)          Discovered 1994-Jan-14 by Kobayashi, T. at Oizumi
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 AS2 = 1998 BC45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-15 04:36 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin