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 ]  
17684 (1997 AS16)
Classification: Main-belt Asteroid          SPK-ID: 2017684
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02375132608600992 4.0269e-08  
a 3.052482780245789 1.7929e-08 au
q 2.979982266360241 1.1758e-07 au
i 2.436287692252006 4.3047e-06 deg
node 47.64444480037506 0.00010252 deg
peri 86.33124332123418 0.00013843 deg
M 160.4805316207999 9.3156e-05 deg
tp 2458332.143390110320
(2018-Aug-01.64339011)
0.00050326 TDB
period 1947.952043796492
5.33
1.7162e-05
4.699e-08
d
yr
n .184809477803351 1.6282e-09 deg/d
Q 3.124983294131337 1.8355e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1589  
   data-arc span      10860 days (29.73 yr)  
   first obs. used      1990-11-22  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53824  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:10:13  

Additional Information
 Earth MOID = 1.99481 au 
 Jupiter MOID = 1.8577 au 
 T_jup = 3.235 
[ 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 13.44   n/a E2021B10  
diameter diameter 5.386 km 0.908 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.319   0.102 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17684 (1997 AS16)          Discovered 1997-Jan-14 by Kobayashi, T. at Oizumi
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1915-Apr-25 10:40 00:03 Jupiter 1.87271854653496 1.87271814058072 1.8727189524893 3.10749178293251 2.95836336817081 2420612.944436994 2.57678594578033 117.924282899718 12.8948365289664 -86.8670207240226 3317268.53848852 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 02:10:19 2021-Apr-13 02:10
1963-Jul-28 15:13 00:01 Jupiter 1.86361173825031 1.86361130755213 1.8636121689485 3.17776438231674 3.03136515288759 2438239.133962524 1.29463587667882 70.0349736106379 13.9833195107984 86.7409635202342 3194533.46451017 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 02:10:19 2021-Apr-13 02:10
2011-Oct-29 04:11 < 00:01 Jupiter 1.91486814497004 1.91486777120162 1.91486851873834 3.40798499621963 3.27561933232731 2455863.674621993 0.193883976859811 41.0077170744196 13.5275203873639 -86.1521373336194 3714638.03717332 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 02:10:19 2021-Apr-13 02:10
2021-Apr-23 17:00 < 00:01 Jupiter 1.93972247930369 1.93972205632137 1.9397229022859 3.23653287808204 3.09867730713304 2459328.208081217 0.298566630439191 38.970407612178 15.142555648448 -89.3668185222948 3440421.06290161 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 02:10:19 2021-Apr-13 02:10
2069-Jul-25 16:54 00:02 Jupiter 1.86914232232181 1.8691418302966 1.86914281434745 3.10705746409181 2.95761457435872 2476953.204250515 1.53366134887063 81.3265048040347 13.7817471634402 -81.9933277110238 3330790.35863494 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 02:10:19 2021-Apr-13 02:10
2117-Oct-29 02:54 00:03 Jupiter 1.86126552392577 1.86126513257317 1.86126591527826 3.16403576784504 3.01678052034693 2494579.620933549 2.81642076562388 139.080547340777 13.0163207642537 -89.6461165793316 3316084.57672135 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 02:10:19 2021-Apr-13 02:10
2166-Jan-30 09:49 00:04 Jupiter 1.91369806625871 1.91369726647436 1.91369886604501 3.38224222429642 3.24874465390561 2512204.909287704 4.06087680249769 127.855603039756 17.3747302526124 77.8656580112803 3307851.33581887 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 02:10:19 2021-Apr-13 02:10
2175-Jul-26 19:06 00:04 Jupiter 1.94803765569779 1.94803644582744 1.94803886557058 3.27936131745527 3.14397749549505 2515669.295735185 4.27850584639114 135.328174979659 19.0954086094701 -69.518918227291 3349651.18827996 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 02:10:19 2021-Apr-13 02:10

Alternate Designations
 1997 AS16 = 1992 CQ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-11 02:22 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin