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 ]  
101568 (1999 AK30)
Classification: Main-belt Asteroid          SPK-ID: 2101568
[ 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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03459842461513622 3.9884e-08  
a 2.648744636757047 1.2809e-08 au
q 2.557102245117462 1.0526e-07 au
i .6226033519799153 4.1275e-06 deg
node 222.1267747121823 0.00038991 deg
peri 278.4200535857768 0.00039472 deg
M 11.76076814079161 6.1185e-05 deg
tp 2459149.061090888863
(2020-Oct-26.56109089)		 0.00026756 TDB
period 1574.557635889496
4.31		 1.1422e-05
3.127e-08		 d
yr
n .228635644573677 1.6585e-09 deg/d
Q 2.740387028396632 1.3253e-08 au
   Orbit Determination Parameters
   # obs. used (total)      552  
   data-arc span      8173 days (22.38 yr)  
   first obs. used      1998-10-29  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55534  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:37:25  

Additional Information
 Earth MOID = 1.56955 au 
 Jupiter MOID = 2.2435 au 
 T_jup = 3.390 
[ 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 16.20   n/a E2021B55  

101568 (1999 AK30)          Discovered 1999-Jan-14 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
[ 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-21 05:56 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin