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24499 (2001 AL30)
Classification: Main-belt Asteroid          SPK-ID: 2024499
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1921957191731862 3.5357e-08  
a 2.733844575883631 1.3626e-08 au
q 2.208411351513962 1.0179e-07 au
i 5.536902371383762 4.0204e-06 deg
node 43.04283841710616 3.4696e-05 deg
peri 299.4803056635016 3.6024e-05 deg
M 283.5836659222293 1.1233e-05 deg
tp 2459746.963550375949
(2022-Jun-16.46355038)
5.2627e-05 TDB
period 1651.045940085778
4.52
1.2344e-05
3.38e-08
d
yr
n .2180435996719127 1.6301e-09 deg/d
Q 3.259277800253299 1.6245e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1862  
   data-arc span      11235 days (30.76 yr)  
   first obs. used      1990-09-14  
   last obs. used      2021-06-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49666  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 05:27:19  

Additional Information
 Earth MOID = 1.20639 au 
 Jupiter MOID = 2.17008 au 
 T_jup = 3.319 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457364.5 (2015-Dec-08.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1902355735502952 3.5285e-08  
q 2.217235007433912 1.0148e-07 au
tp 2458094.407712789921
(2017-Dec-06.90771279)
4.9038e-05 TDB
node 43.09094691507075 3.4729e-05 deg
peri 299.1008678527301 3.6085e-05 deg
i 5.531974132552048 4.0155e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1862  
   data-arc span      11235 days (30.76 yr)  
   first obs. used      1990-09-14  
   last obs. used      2021-06-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49666  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 05:27:19  

Additional Information
 Jupiter MOID = 2.17008 au 
 T_jup = 3.319 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.245045254872163E-15 -3.562870046952612E-15 1.882200194555963E-14 3.558902645981166E-15 4.605419978219784E-14 1.650658203609984E-16
q -3.562870046952612E-15 1.029768402164216E-14 6.761210617027943E-14 -1.073734106592471E-14 -1.1883352293274E-13 -3.749416487257073E-16
tp 1.882200194555963E-14 6.761210617027943E-14 2.404740681235294E-9 -2.746565712682853E-12 4.86534443121026E-10 7.451481790434681E-13
node 3.558902645981166E-15 -1.073734106592471E-14 -2.746565712682853E-12 1.20613257404076E-9 -1.200550879863163E-9 -1.750951039258109E-11
peri 4.605419978219784E-14 -1.1883352293274E-13 4.86534443121026E-10 -1.200550879863163E-9 1.302108902988767E-9 1.757623401847655E-11
i 1.650658203609984E-16 -3.749416487257073E-16 7.451481790434681E-13 -1.750951039258109E-11 1.757623401847655E-11 1.612396536396725E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.05   n/a E2021B10  
diameter diameter 4.008 km 0.552 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 9.219 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.332   0.079 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

24499 (2001 AL30)          Discovered 2001-Jan-04 by LINEAR at Socorro
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 AL30 = 1990 RA10 = 1995 UL49 = 1998 HA44 = 2000 WV117 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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