Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
109428 (2001 QO195)
Classification: Main-belt Asteroid          SPK-ID: 2109428
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1688248672827323 4.2282e-08  
a 3.13948880695745 3.3556e-08 au
q 2.609465025787235 1.2657e-07 au
i 24.92062741631802 6.2332e-06 deg
node 319.5224182863549 1.0874e-05 deg
peri 278.7428869737407 2.1473e-05 deg
M 239.8215282459328 1.9899e-05 deg
tp 2459678.783123873385
(2022-Apr-09.28312387)
0.0001162 TDB
period 2031.827506461487
5.56
3.2575e-05
8.919e-08
d
yr
n .17718039491795 2.8406e-09 deg/d
Q 3.669512588127666 3.9221e-08 au
  Orbit Determination Parameters
   # obs. used (total)      726  
   data-arc span      6975 days (19.10 yr)  
   first obs. used      2001-08-17  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5014  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 19:54:53  

Additional Information
 Earth MOID = 1.73004 au 
 Jupiter MOID = 1.95171 au 
 T_jup = 3.046 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457284.5 (2015-Sep-19.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1701411579831641 4.2284e-08  
q 2.605949558339072 1.2675e-07 au
tp 2457645.316855811465
(2016-Sep-13.81685581)
0.00010667 TDB
node 319.5777332954303 1.0865e-05 deg
peri 278.2846689871408 2.1349e-05 deg
i 24.93451810611074 6.2355e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      726  
   data-arc span      6975 days (19.10 yr)  
   first obs. used      2001-08-17  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5014  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 19:54:53  

Additional Information
 Jupiter MOID = 1.95171 au 
 T_jup = 3.046 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.787935408234819E-15 -5.241760896466758E-15 5.628785321678361E-13 8.735272771700297E-17 5.94890326829878E-14 3.313149790027931E-15
q -5.241760896466758E-15 1.606439148441557E-14 -1.325768253917458E-12 -1.78321755175887E-15 -1.437977971478982E-13 -1.03726981903178E-14
tp 5.628785321678361E-13 -1.325768253917458E-12 1.137891173798349E-8 -1.348007343737206E-12 1.977111639705821E-9 5.644552843949568E-13
node 8.735272771700297E-17 -1.78321755175887E-15 -1.348007343737206E-12 1.180511455384727E-10 -1.069410321174928E-10 2.911096851899926E-12
peri 5.94890326829878E-14 -1.437977971478982E-13 1.977111639705821E-9 -1.069410321174928E-10 4.557847519446892E-10 -2.718532094284494E-12
i 3.313149790027931E-15 -1.03726981903178E-14 5.644552843949568E-13 2.911096851899926E-12 -2.718532094284494E-12 3.888136147500596E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8   n/a MPO320265  
diameter diameter 10.348 km 0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109428 (2001 QO195)          Discovered 2001-Aug-22 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-27 10:30 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin