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

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03907238990382522 5.4391e-08  
a 3.166022226606094 2.9633e-08 au
q 3.042318171723964 1.8424e-07 au
i 8.942803135532852 6.0761e-06 deg
node 211.8319515651544 2.9901e-05 deg
peri 319.98327063 7.7084e-05 deg
M 287.9151183745464 7.1199e-05 deg
tp 2459412.513128635229
(2021-Jul-17.01312864)
0.00040791 TDB
period 2057.639867945737
5.63
2.8888e-05
7.909e-08
d
yr
n .1749577297797059 2.4563e-09 deg/d
Q 3.289726281488224 3.079e-08 au
  Orbit Determination Parameters
   # obs. used (total)      578  
   data-arc span      8998 days (24.64 yr)  
   first obs. used      1995-06-28  
   last obs. used      2020-02-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56538  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:11:42  

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

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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 1.86664417298149 1.8666426517359 1.86664569423409 3.94479741718458 3.82804017776413 2425826.871329565 3.66120635261727 213.104724443593 28.4374575499637 71.2725721134874 2919649.78875073 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 19:11:43 2020-Nov-12 19:11
1940-Apr-28 17:52 00:03 Jupiter 1.73756633965523 1.73756578170781 1.73756689760256 3.65058234704107 3.51451259082064 2429748.244191605 3.17080614683509 242.38873914837 24.1953873346588 -88.9145678822143 2383490.43176421 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 19:11:43 2020-Nov-12 19:11
1951-Jan-09 04:56 00:03 Jupiter 1.83342140243937 1.83342032065183 1.8334224842302 3.15755061646892 3.00768111985623 2433655.705347535 2.85179516256517 155.463051151459 22.2953298491207 -71.4054210934832 2499026.30852835 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 19:11:43 2020-Nov-12 19:11
2047-Oct-16 14:47 00:01 Jupiter 1.78728644813471 1.7872858163235 1.78728707994634 3.82542393519877 3.69946449460598 2469000.116115003 1.35567688055289 102.527415000969 25.1629415685095 82.4371155618757 2585853.35452006 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 19:11:43 2020-Nov-12 19:11
2058-Jul-09 21:25 00:02 Jupiter 1.74959773882413 1.74959715481967 1.7495983228289 3.50559055882627 3.36465702097673 2472919.392572594 1.88513997689286 141.574682094986 23.703753660291 -84.7100793301184 2324814.27481397 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 19:11:43 2020-Nov-12 19:11
2069-Mar-11 23:47 00:03 Jupiter 1.91252171086513 1.91252080861141 1.91252261312081 3.15193453215066 3.00814330947095 2476817.490928893 2.5333854077279 123.922022115474 17.490227245614 -70.3870245686382 2951084.54697758 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 19:11:43 2020-Nov-12 19:11
2155-Apr-03 19:30 00:06 Jupiter 1.91542748572111 1.91542500137277 1.91542997007925 3.82765145897934 3.71032266864641 2508250.312503846 5.95811143004944 260.296221891882 33.5847096387405 62.8530908984662 2866824.99540074 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 19:11:43 2020-Nov-12 19:11
2165-Dec-23 15:43 00:06 Jupiter 1.73932448727572 1.73932358640103 1.73932538818165 3.72421188840817 3.59107044932583 2512167.154978553 6.31255261750689 479.085316239172 24.4760142291915 86.3595425687063 2424434.43287148 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 19:11:43 2020-Nov-12 19:11
2176-Sep-10 11:47 00:07 Jupiter 1.80037284075534 1.8003709351508 1.80037474639643 3.39136917899732 3.24968362771887 2516080.991012468 7.12137156404757 441.080411856979 22.6950410891947 -76.4138602666765 2507133.45809624 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 19:11:43 2020-Nov-12 19:11

Alternate Designations
 2001 QL230 = 2004 AQ9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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