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11372 (1998 QP41)
Classification: Main-belt Asteroid          SPK-ID: 2011372
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07345114019926496 3.6475e-08  
a 2.842997540417011 1.2892e-08 au
q 2.634176129489675 1.0509e-07 au
i 1.960506933854346 3.818e-06 deg
node 11.70725171840323 0.00010185 deg
peri 324.5583899018131 0.00010432 deg
M 196.7863234926717 2.4e-05 deg
tp 2459794.311159070037
(2022-Aug-02.81115907)
0.00011851 TDB
period 1750.90729760249
4.79
1.1909e-05
3.261e-08
d
yr
n .2056076872219029 1.3985e-09 deg/d
Q 3.051818951344346 1.3839e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1997  
   data-arc span      25052 days (68.59 yr)  
   first obs. used      1951-11-08  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48975  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:00:00  

Additional Information
 Earth MOID = 1.62479 au 
 Jupiter MOID = 2.22328 au 
 T_jup = 3.304 
[ 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 13.8   n/a MPO337354  
diameter diameter 5.631 km 0.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.17 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:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
geometric albedo albedo 0.184   0.083 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11372 (1998 QP41)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 19990831/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QP41 = 1979 SP8 = 1992 HT6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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