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 ]  
135169 (2001 QQ255)
Classification: Main-belt Asteroid          SPK-ID: 2135169
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07488768456884272 4.1848e-08  
a 3.120749757937617 2.4728e-08 au
q 2.887044034446892 1.293e-07 au
i 8.60737536520131 4.4052e-06 deg
node 294.8774441485549 3.4779e-05 deg
peri 130.5855246298533 5.1422e-05 deg
M 132.9251769443823 3.89e-05 deg
tp 2458652.981821043151
(2019-Jun-18.48182104)
0.00021422 TDB
period 2013.663254602708
5.51
2.3934e-05
6.553e-08
d
yr
n .1787786508876964 2.1249e-09 deg/d
Q 3.354455481428341 2.658e-08 au
  Orbit Determination Parameters
   # obs. used (total)      698  
   data-arc span      8533 days (23.36 yr)  
   first obs. used      1997-12-28  
   last obs. used      2021-05-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54062  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 01:15:07  

Additional Information
 Earth MOID = 1.91017 au 
 Jupiter MOID = 1.87761 au 
 T_jup = 3.194 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457695.5 (2016-Nov-03.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07438151151975494 4.1628e-08  
q 2.888059113196271 1.283e-07 au
tp 2458657.738354899163
(2019-Jun-23.23835490)
0.00021614 TDB
node 294.8997497962591 3.4775e-05 deg
peri 131.5816464458459 5.1713e-05 deg
i 8.60809775791936 4.4054e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      698  
   data-arc span      8533 days (23.36 yr)  
   first obs. used      1997-12-28  
   last obs. used      2021-05-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54062  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 01:15:07  

Additional Information
 Jupiter MOID = 1.87761 au 
 T_jup = 3.194 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.732887979308576E-15 -5.258944212985358E-15 -1.399540842647221E-12 -3.773003362914837E-16 -3.312541207322466E-13 1.082006781883853E-15
q -5.258944212985358E-15 1.646146447892013E-14 6.089747111381473E-12 -9.893084663337141E-16 1.29078586491324E-12 -2.583663490513923E-15
tp -1.399540842647221E-12 6.089747111381473E-12 4.671661973293971E-8 -4.987070009352218E-12 8.297136084822318E-9 -8.064679180170971E-12
node -3.773003362914837E-16 -9.893084663337141E-16 -4.987070009352218E-12 1.209324235770751E-9 -1.196228862255042E-9 3.54821409174188E-11
peri -3.312541207322466E-13 1.29078586491324E-12 8.297136084822318E-9 -1.196228862255042E-9 2.674246046905194E-9 -3.662625052045411E-11
i 1.082006781883853E-15 -2.583663490513923E-15 -8.064679180170971E-12 3.54821409174188E-11 -3.662625052045411E-11 1.9407730714159E-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 14.79   n/a E2021B55  

135169 (2001 QQ255)          Discovered 2001-Aug-25 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2001 QQ255 = 1997 YL17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-31 07:05 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin