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 ]  
109497 (2001 QL230)
Classification: Main-belt Asteroid          SPK-ID: 2109497
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03907238996429162 5.4438e-08  
a 3.166022226805795 2.9649e-08 au
q 3.042318171724424 1.8435e-07 au
i 8.942803785238054 6.0878e-06 deg
node 211.8319496816886 2.9932e-05 deg
peri 319.9832721901501 7.7094e-05 deg
M 287.9151186337707 7.1201e-05 deg
tp 2459412.513127192572
(2021-Jul-17.01312719)
0.00040792 TDB
period 2057.63986814042
5.63
2.8904e-05
7.913e-08
d
yr
n .1749577297631523 2.4577e-09 deg/d
Q 3.289726281887166 3.0808e-08 au
  Orbit Determination Parameters
   # obs. used (total)      574  
   data-arc span      8973 days (24.57 yr)  
   first obs. used      1995-06-28  
   last obs. used      2020-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56582  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:26:59  

Additional Information
 Earth MOID = 2.05109 au 
 Jupiter MOID = 1.69671 au 
 T_jup = 3.183 
[ 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 14.8   n/a MPO453555  
diameter diameter 6.231 km 0.320 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109497 (2001 QL230)          Discovered 2001-Aug-24 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1929-Aug-03 08:55 00:04 Jupiter 1.86664417238183 1.8666426500287 1.86664569474197 3.94479748391227 3.82804024648896 2425826.871319446 3.66353393493763 213.269687593243 28.4622012095543 71.2744571553599 2919214.10901619 T 21 CATAB v2.0f-lin.ifort 2020-Feb-24 03:27:12 2020-Feb-24 03:27
1940-Apr-28 17:52 00:03 Jupiter 1.73756633761989 1.73756577924904 1.73756689599074 3.65058246357177 3.51451271170052 2429748.244186519 3.17279512756207 242.546420411183 24.2195560567001 -88.9214754051335 2380444.1100323 T 21 CATAB v2.0f-lin.ifort 2020-Feb-24 03:27:12 2020-Feb-24 03:27
1951-Jan-09 04:56 00:03 Jupiter 1.83342140957835 1.83342032775177 1.83342249140815 3.1575506911526 3.00768119885941 2433655.705342223 2.85357057679242 155.57388670314 22.3306663588968 -71.4220868851665 2493998.50269523 T 21 CATAB v2.0f-lin.ifort 2020-Feb-24 03:27:12 2020-Feb-24 03:27
2047-Oct-16 14:47 00:01 Jupiter 1.78728645080761 1.78728581898542 1.78728708263021 3.82542402428069 3.69946458691255 2469000.116114255 1.3571063265718 102.68205599989 25.1725585990307 82.4590313183569 2584468.85494426 T 21 CATAB v2.0f-lin.ifort 2020-Feb-24 03:27:12 2020-Feb-24 03:27
2058-Jul-09 21:25 00:02 Jupiter 1.74959773685136 1.74959715183794 1.74959832186518 3.50559066659954 3.36465713310199 2472919.392573131 1.88694237679211 141.678576790857 23.7393103841625 -84.6915516413831 2321274.54329075 T 21 CATAB v2.0f-lin.ifort 2020-Feb-24 03:27:12 2020-Feb-24 03:27
2069-Mar-11 23:47 00:03 Jupiter 1.91252171656331 1.91252081266452 1.91252262046395 3.15193457877316 3.00814335876069 2476817.490935112 2.53560950056365 124.01442602047 17.520609785314 -70.3742467146738 2945319.27542667 T 21 CATAB v2.0f-lin.ifort 2020-Feb-24 03:27:12 2020-Feb-24 03:27
2155-Apr-03 19:30 00:06 Jupiter 1.91542749998034 1.91542501383885 1.91542998613163 3.82765150694317 3.71032271901423 2508250.312515485 5.9629711089361 260.535352821878 33.6132326024762 62.8585155832413 2866604.09804611 T 21 CATAB v2.0f-lin.ifort 2020-Feb-24 03:27:12 2020-Feb-24 03:27
2165-Dec-23 15:43 00:06 Jupiter 1.73932448799766 1.73932358709638 1.73932538893029 3.72421199758741 3.59107056260924 2512167.154986386 6.31761829392971 479.473974377385 24.4993258714209 86.3642251309614 2421917.20614862 T 21 CATAB v2.0f-lin.ifort 2020-Feb-24 03:27:12 2020-Feb-24 03:27
2176-Sep-10 11:47 00:07 Jupiter 1.80037283720972 1.80037092902827 1.80037474542781 3.39136927766067 3.2496837303988 2516080.991019325 7.12702768358909 441.406524895282 22.7369747928361 -76.40814215734 2502125.71963866 T 21 CATAB v2.0f-lin.ifort 2020-Feb-24 03:27:12 2020-Feb-24 03:27

Alternate Designations
 2001 QL230 = 2004 AQ9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-27 01:57 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin