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JPL Small-Body Database Browser
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27021 (1998 OQ14)
Classification: Main-belt Asteroid          SPK-ID: 2027021
[ 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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08703723989664924 3.0695e-08  
a 2.167300996519343 8.5701e-09 au
q 1.978665099757042 6.5143e-08 au
i 2.778621396789361 5.1353e-06 deg
node 329.588632912993 6.3433e-05 deg
peri 279.8303089966258 7.0439e-05 deg
M 243.9597020453977 3.1732e-05 deg
tp 2458976.150185281343
(2020-May-06.65018528)		 0.00010325 TDB
period 1165.40606224736
3.19		 6.9125e-06
1.893e-08		 d
yr
n .3089052062298172 1.8323e-09 deg/d
Q 2.355936893281644 9.3161e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1271  
   data-arc span      9130 days (25.00 yr)  
   first obs. used      1994-03-07  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53819  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:01:14  

Additional Information
 Earth MOID = .966644 au 
 Jupiter MOID = 2.66163 au 
 T_jup = 3.685 
[ 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 15.3   n/a MPO358882  
diameter diameter 2.712 km 0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.240   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27021 (1998 OQ14)          Discovered 1998-Jul-26 by Elst, E. W. at La Silla
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 OQ14 = 1999 XN103 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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