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66016 (1998 QX27)
Classification: Main-belt Asteroid          SPK-ID: 2066016
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1424157283823118 3.9416e-08  
a 3.052237831353592 1.6794e-08 au
q 2.617551157405323 1.1911e-07 au
i 7.965508884760774 4.8002e-06 deg
node 315.5243854183772 2.9251e-05 deg
peri 52.66644070566904 3.5064e-05 deg
M 80.82369485603714 1.693e-05 deg
tp 2458959.217413793391
(2020-Apr-19.71741379)
9.165e-05 TDB
period 1947.717576074422
5.33
1.6075e-05
4.401e-08
d
yr
n .1848317253087438 1.5255e-09 deg/d
Q 3.486924505301861 1.9186e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1161  
   data-arc span      8290 days (22.70 yr)  
   first obs. used      1998-08-01  
   last obs. used      2021-04-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5044  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:30:31  

Additional Information
 Earth MOID = 1.6244 au 
 Jupiter MOID = 2.02534 au 
 T_jup = 3.206 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457612.5 (2016-Aug-12.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1458322056650884 4.0347e-08  
q 2.604763097959228 1.2262e-07 au
tp 2457003.015128981701
(2014-Dec-11.51512898)
8.7301e-05 TDB
node 316.014245947763 2.9218e-05 deg
peri 50.75411383122876 3.449e-05 deg
i 7.974102888268129 4.8067e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1161  
   data-arc span      8290 days (22.70 yr)  
   first obs. used      1998-08-01  
   last obs. used      2021-04-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5044  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:30:31  

Additional Information
 Jupiter MOID = 2.02534 au 
 T_jup = 3.206 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.627902627597837E-15 -4.915016786518283E-15 -7.970349390626126E-13 -2.738283208445847E-16 -1.635203011882043E-13 -3.609579023787022E-15
q -4.915016786518283E-15 1.503665963792211E-14 2.271836995750144E-12 2.712506644054827E-16 4.787764360097914E-13 1.207575069411783E-14
tp -7.970349390626126E-13 2.271836995750144E-12 7.621414560413936E-9 -7.099680775924801E-12 1.615661482130933E-9 4.180553416720101E-13
node -2.738283208445847E-16 2.712506644054827E-16 -7.099680775924801E-12 8.536679244593836E-10 -8.463720045113565E-10 1.750158226755321E-11
peri -1.635203011882043E-13 4.787764360097914E-13 1.615661482130933E-9 -8.463720045113565E-10 1.18953194899974E-9 -1.747556634072567E-11
i -3.609579023787022E-15 1.207575069411783E-14 4.180553416720101E-13 1.750158226755321E-11 -1.747556634072567E-11 2.31044676316293E-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 14.21   n/a E2021B10  
diameter diameter 10.784 km 0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.037   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66016 (1998 QX27)          Discovered 1998-Aug-24 by Spacewatch at Kitt Peak
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QX27 = 1999 XP132 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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