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

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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 
[ show covariance matrix ]

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

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1901-Mar-07 12:12 00:04 Jupiter 1.98757588906132 1.98757500116473 1.98757677696638 3.82825960874869 3.71527313658332 2415451.008466747 4.2399273893267 230.954852009604 14.8197412461825 78.4910804588705 3984077.4484714 T 30 CATAB v2.0g-lin.ifort 2021-Jul-09 01:15:09 2021-Jul-09 01:15
1973-Jun-28 19:32 00:02 Jupiter 1.91868378047502 1.91868329798345 1.91868426296648 4.04604885899395 3.93542767489242 2441862.313753812 1.61025574192833 73.9970240578782 21.7124448185686 88.3247099360147 3453613.76193868 T 30 CATAB v2.0g-lin.ifort 2021-Jul-09 01:15:09 2021-Jul-09 01:15
2056-Feb-17 20:47 00:01 Jupiter 1.92642379502738 1.92642330089499 1.92642428916021 4.00365829803459 3.89228811795731 2472046.365884681 1.41535735128438 89.5460975304135 17.7187386106729 80.6356696470277 3637617.48419767 T 30 CATAB v2.0g-lin.ifort 2021-Jul-09 01:15:09 2021-Jul-09 01:15
2128-Jun-17 07:54 00:04 Jupiter 1.95351170773981 1.95351101347512 1.95351240200949 3.92850024739685 3.81653440165602 2498463.829463681 4.19585241157698 221.897850822407 21.7923491325314 82.7867750908861 3352734.17268548 T 30 CATAB v2.0g-lin.ifort 2021-Jul-09 01:15:09 2021-Jul-09 01:15
2138-Oct-10 20:01 00:04 Jupiter 1.94370339707539 1.94370235170764 1.94370444245265 3.93407453205674 3.82169950558142 2502231.334347934 4.38818012341875 238.011125830761 15.9061947630105 77.9082862753185 3885639.29888663 T 30 CATAB v2.0g-lin.ifort 2021-Jul-09 01:15:09 2021-Jul-09 01:15

Alternate Designations
 2001 QQ255 = 1997 YL17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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