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 ]  
109451 (2001 QF207)
Classification: Main-belt Asteroid          SPK-ID: 2109451
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1735266225196827 7.0867e-08  
a 3.123245827580086 2.4398e-08 au
q 2.581279527821422 2.212e-07 au
i 1.268894550853698 5.7253e-06 deg
node 50.22737280275247 0.000241 deg
peri 302.9932969600706 0.00024138 deg
M 124.4910119682673 1.6006e-05 deg
tp 2458303.322799582222
(2018-Jul-03.82279958)
8.7961e-05 TDB
period 2016.079620385571
5.52
2.3624e-05
6.468e-08
d
yr
n .1785643763072962 2.0924e-09 deg/d
Q 3.665212127338749 2.8632e-08 au
  Orbit Determination Parameters
   # obs. used (total)      557  
   data-arc span      9423 days (25.80 yr)  
   first obs. used      1994-04-16  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53357  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:25:59  

Additional Information
 Earth MOID = 1.57642 au 
 Jupiter MOID = 1.77234 au 
 T_jup = 3.192 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457134.5 (2015-Apr-22.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1692816558918011 6.9831e-08  
q 2.602103124568351 2.161e-07 au
tp 2456278.107392203714
(2012-Dec-16.60739220)
9.0481e-05 TDB
node 50.27899504859292 0.0002409 deg
peri 302.2442557481884 0.00024131 deg
i 1.269457682625118 5.7077e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      557  
   data-arc span      9423 days (25.80 yr)  
   first obs. used      1994-04-16  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53357  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:25:59  

Additional Information
 Jupiter MOID = 1.77234 au 
 T_jup = 3.192 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.876313895433105E-15 -1.502068344161152E-14 2.52422031960341E-12 6.709560236731084E-16 2.591612200862816E-13 4.267547654546041E-16
q -1.502068344161152E-14 4.669733079416644E-14 -8.079525744903004E-12 6.025476094660627E-16 -8.231690912009071E-13 -1.496011459000598E-15
tp 2.52422031960341E-12 -8.079525744903004E-12 8.186777087932255E-9 1.866444995895557E-11 1.305753912310917E-9 -4.162120023023899E-13
node 6.709560236731084E-16 6.025476094660627E-16 1.866444995895557E-11 5.803179460463638E-8 -5.80135799122718E-8 -3.308595153456612E-10
peri 2.591612200862816E-13 -8.231690912009071E-13 1.305753912310917E-9 -5.80135799122718E-8 5.823116825261183E-8 3.306617168333557E-10
i 4.267547654546041E-16 -1.496011459000598E-15 -4.162120023023899E-13 -3.308595153456612E-10 3.306617168333557E-10 3.257834854758575E-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 15.1   n/a MPO453554  
diameter diameter 5.581 km 1.779 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109451 (2001 QF207)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QF207 = 1994 HY 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-22 18:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin