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295479 (2008 QP30)
Classification: Main-belt Asteroid          SPK-ID: 2295479
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1577181507912543 9.3785e-08  
a 2.537175547817581 2.7339e-08 au
q 2.137016912183005 2.4505e-07 au
i 7.36817295878629 1.245e-05 deg
node 281.5092150871417 8.9015e-05 deg
peri 102.7906126798298 0.00010606 deg
M 197.1879496098566 5.8548e-05 deg
tp 2459268.087578832042
(2021-Feb-22.58757883)
0.00024596 TDB
period 1476.128626865354
4.04
2.3859e-05
6.532e-08
d
yr
n .2438811858587698 3.9419e-09 deg/d
Q 2.937334183452158 3.1651e-08 au
  Orbit Determination Parameters
   # obs. used (total)      132  
   data-arc span      7765 days (21.26 yr)  
   first obs. used      1998-01-27  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67785  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 09:03:54  

Additional Information
 Earth MOID = 1.15484 au 
 Jupiter MOID = 2.55975 au 
 T_jup = 3.419 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO433905  
diameter diameter 2.698 km 0.797 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 12.702 h n/a LCDB (Rev. 2019-January); 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 0.046   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

295479 (2008 QP30)          Discovered 2008-Aug-30 by LINEAR at Socorro
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

Alternate Designations
 2008 QP30 = 2000 SN371 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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