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13290 (1998 QN75)
Classification: Main-belt Asteroid          SPK-ID: 2013290
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09410571768625968 4.237e-08  
a 2.660479847095909 1.0688e-08 au
q 2.410113481695118 1.1331e-07 au
i 21.97178788447873 4.6666e-06 deg
node 187.9327618218095 9.7151e-06 deg
peri 203.8563348518116 2.1592e-05 deg
M 325.6319320006338 1.8516e-05 deg
tp 2459151.818143849286
(2020-Oct-29.31814385)
8.1392e-05 TDB
period 1585.033286908867
4.34
9.5516e-06
2.615e-08
d
yr
n .2271245676499781 1.3687e-09 deg/d
Q 2.910846212496701 1.1694e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2246  
   data-arc span      18997 days (52.01 yr)  
   first obs. used      1968-10-23  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38665  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:47:21  

Additional Information
 Earth MOID = 1.42178 au 
 Jupiter MOID = 2.52821 au 
 T_jup = 3.276 
[ 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 12.1   n/a MPO439184  
diameter diameter 8.836 km 0.138 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.384 h n/a LCDB (Rev. 2019-August); 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:
[Pravec, P.; Wolf, M.; Sarounova, L. (2015) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.272   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13290 (1998 QN75)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QN75 = 1968 UN1 = 1972 RJ1 = 1979 HU1 = 1991 AR4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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