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 ]  
160629 (1999 UQ45)
Classification: Main-belt Asteroid          SPK-ID: 2160629
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2790855032914876 7.4259e-08  
a 2.572805078604866 2.005e-08 au
q 1.854772478371531 2.0137e-07 au
i 4.183747025190343 6.7795e-06 deg
node 287.1173758838511 7.6158e-05 deg
peri 53.40596275842527 7.8021e-05 deg
M 75.78936284217272 2.295e-05 deg
tp 2458883.167532569201
(2020-Feb-03.66753257)
9.2678e-05 TDB
period 1507.331424767165
4.13
1.762e-05
4.824e-08
d
yr
n .2388326774621638 2.7919e-09 deg/d
Q 3.2908376788382 2.5646e-08 au
  Orbit Determination Parameters
   # obs. used (total)      400  
   data-arc span      7764 days (21.26 yr)  
   first obs. used      1999-10-03  
   last obs. used      2021-01-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56292  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:02:08  

Additional Information
 Earth MOID = .848007 au 
 Jupiter MOID = 2.13636 au 
 T_jup = 3.369 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456233.5 (2012-Nov-02.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2796027870698735 7.345e-08  
q 1.85365474934634 1.9931e-07 au
tp 2455872.203122810575
(2011-Nov-06.70312281)
6.2346e-05 TDB
node 287.1857985762872 7.627e-05 deg
peri 53.77336260533794 7.8145e-05 deg
i 4.180358347684003 6.7745e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      400  
   data-arc span      7764 days (21.26 yr)  
   first obs. used      1999-10-03  
   last obs. used      2021-01-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56292  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:02:08  

Additional Information
 Jupiter MOID = 2.13636 au 
 T_jup = 3.369 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.394907289211147E-15 -1.461978478914068E-14 -2.970885745679444E-12 5.300733487261959E-14 -7.853223742714864E-13 -1.426196625200538E-14
q -1.461978478914068E-14 3.972270797365605E-14 8.336965041398648E-12 -1.473353067047706E-13 2.204534267189689E-12 3.891067460752626E-14
tp -2.970885745679444E-12 8.336965041398648E-12 3.886985278383212E-9 -4.78719774384598E-11 1.085729079668179E-9 7.892682927068821E-12
node 5.300733487261959E-14 -1.473353067047706E-13 -4.78719774384598E-11 5.8171744422706E-9 -5.813256616310163E-9 1.146246961845902E-10
peri -7.853223742714864E-13 2.204534267189689E-12 1.085729079668179E-9 -5.813256616310163E-9 6.10659569405919E-9 -1.124370231936402E-10
i -1.426196625200538E-14 3.891067460752626E-14 7.892682927068821E-12 1.146246961845902E-10 -1.124370231936402E-10 4.589402829494105E-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 15.77   n/a MPCxxxxx  

160629 (1999 UQ45)          Discovered 1999-Oct-31 by CSS at Catalina
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ 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 2021-May-07 12:26 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin