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30594 (2001 QD30)
Classification: Main-belt Asteroid          SPK-ID: 2030594
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1998403728132317 1.734e-08  
a 3.184730192287293 1.7283e-08 au
q 2.548292523351045 5.9341e-08 au
i 11.84425357266053 1.3899e-06 deg
node 11.17575177440098 3.4381e-06 deg
peri 8.731876444672535 5.8544e-06 deg
M 140.1799995625135 7.2292e-06 deg
tp 2458392.165810644840
(2018-Sep-30.66581064)
3.9554e-05 TDB
period 2075.904616036795
5.68
1.6898e-05
4.626e-08
d
yr
n .1734183725104348 1.4116e-09 deg/d
Q 3.821167861223541 2.0736e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2154  
   data-arc span      11049 days (30.25 yr)  
   first obs. used      1990-12-23  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .468  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 04:30:36  

Additional Information
 Earth MOID = 1.54982 au 
 Jupiter MOID = 1.65466 au 
 T_jup = 3.134 
[ 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 12.65   n/a MPCxxxxx  
diameter diameter 15.868 km 0.370 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.712 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.077   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30594 (2001 QD30)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 QD30 = 1972 TO2 = 1990 YB1 = 1998 EL13 = 1999 JW124 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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