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JPL Small-Body Database Browser
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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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09410571860100378 4.2916e-08  
a 2.660479850154709 1.3335e-08 au
q 2.410113482032409 1.1403e-07 au
i 21.97178818431267 4.7054e-06 deg
node 187.9327569501218 1.2241e-05 deg
peri 203.8563457410053 2.7879e-05 deg
M 325.6319240067589 2.7629e-05 deg
tp 2459151.818179306239
(2020-Oct-29.31817931)
0.00012207 TDB
period 1585.033289642377
4.34
1.1917e-05
3.263e-08
d
yr
n .2271245672582845 1.7076e-09 deg/d
Q 2.910846218277008 1.459e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1863  
   data-arc span      18662 days (51.09 yr)  
   first obs. used      1968-10-23  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41722  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:36:17  

Additional Information
 Earth MOID = 1.42178 au 
 Jupiter MOID = 2.52821 au 
 T_jup = 3.276 
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Orbital Elements at Epoch 2456655.5 (2013-Dec-29.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09611447593759762 4.3097e-08  
q 2.403940542739693 1.1484e-07 au
tp 2455979.707601078601
(2012-Feb-22.20760108)
0.00011241 TDB
node 188.0511671908903 1.2225e-05 deg
peri 203.3226513205985 2.733e-05 deg
i 21.99336257815515 4.7093e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1863  
   data-arc span      18662 days (51.09 yr)  
   first obs. used      1968-10-23  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41722  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:36:17  

Additional Information
 Jupiter MOID = 2.52821 au 
 T_jup = 3.276 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.857317743816218E-15 -4.922243952393555E-15 5.270123148415347E-13 -5.95059085232295E-16 1.114025703415072E-13 1.832473221253891E-15
q -4.922243952393555E-15 1.318810215609551E-14 -1.143400198037616E-12 1.762132529520952E-15 -2.298263006312232E-13 -3.399864543568244E-15
tp 5.270123148415347E-13 -1.143400198037616E-12 1.26358400622179E-8 4.076813281492214E-12 2.770906715801682E-9 3.713842713391524E-12
node -5.95059085232295E-16 1.762132529520952E-15 4.076813281492214E-12 1.494411876333399E-10 -1.371241180096945E-10 7.282423345318616E-12
peri 1.114025703415072E-13 -2.298263006312232E-13 2.770906715801682E-9 -1.371241180096945E-10 7.469134952433194E-10 -5.80990668007557E-12
i 1.832473221253891E-15 -3.399864543568244E-15 3.713842713391524E-12 7.282423345318616E-12 -5.80990668007557E-12 2.217768177319302E-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 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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