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14884 (1991 PH16)
Classification: Main-belt Asteroid          SPK-ID: 2014884
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1243772361460349 5.0125e-08  
a 2.211631930056629 6.7995e-09 au
q 1.936555263223864 1.1079e-07 au
i 6.603539698569478 4.738e-06 deg
node 335.1267453062577 2.5643e-05 deg
peri 355.3488915629935 2.832e-05 deg
M 160.3009144776782 1.2991e-05 deg
tp 2458065.564767216318
(2017-Nov-08.06476722)
4.252e-05 TDB
period 1201.344885833086
3.29
5.5402e-06
1.517e-08
d
yr
n .299664154936119 1.3819e-09 deg/d
Q 2.486708596889393 7.6452e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1562  
   data-arc span      11151 days (30.53 yr)  
   first obs. used      1988-11-09  
   last obs. used      2019-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52612  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:29:17  

Additional Information
 Earth MOID = .924929 au 
 Jupiter MOID = 2.82862 au 
 T_jup = 3.638 
[ 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 14.4   n/a MPO319270  
diameter diameter 3.761 km 0.151 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.261   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14884 (1991 PH16)          Discovered 1991-Aug-07 by Holt, H. E. at Palomar
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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