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277939 (2006 PO18)
Classification: Outer Main-belt Asteroid          SPK-ID: 2277939
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08539824832904667 4.624e-08  
a 3.241668448246755 3.4638e-08 au
q 2.964835641102944 1.3975e-07 au
i 10.06885538956791 4.8831e-06 deg
node 125.893030890732 3.1527e-05 deg
peri 197.3480975601412 4.5694e-05 deg
M 118.011663797755 3.3118e-05 deg
tp 2458301.666444012669
(2018-Jul-02.16644401)
0.00019595 TDB
period 2131.823855874025
5.84
3.4169e-05
9.355e-08
d
yr
n .1688694865704108 2.7066e-09 deg/d
Q 3.518501255390567 3.7596e-08 au
  Orbit Determination Parameters
   # obs. used (total)      285  
   data-arc span      7878 days (21.57 yr)  
   first obs. used      1999-03-21  
   last obs. used      2020-10-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5359  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 21:14:49  

Additional Information
 Earth MOID = 1.95369 au 
 Jupiter MOID = 1.77419 au 
 T_jup = 3.154 
[ 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 15.2   n/a MPO418478  

277939 (2006 PO18)          Discovered 2006-Aug-13 by NEAT at Palomar
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ hide close-approach data ]
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
2015-Oct-19 21:40 < 00:01 Jupiter 1.92378461651652 1.9237840685131 1.92378516452005 3.28114532628337 3.1440953054056 2457315.402500717 0.288146742837004 57.7524428036763 19.961830444236 -76.3672995819887 2859698.0601839 T 17 CATAB v2.0f-lin.ifort 2020-Nov-11 21:14:50 2020-Nov-11 21:14
2027-Apr-09 02:51 < 00:01 Jupiter 1.85817889567923 1.85817843763933 1.85817935371913 3.2827084937163 3.14078104155839 2461504.618758394 0.658671564946368 71.8346688412374 18.4790053053577 -85.217594789439 2938559.59573105 T 17 CATAB v2.0f-lin.ifort 2020-Nov-11 21:14:50 2020-Nov-11 21:14
2038-Oct-02 14:10 00:01 Jupiter 1.81383582074592 1.81383540398077 1.81383623751107 3.29255126152112 3.14752865050769 2465699.089979025 1.24510314847809 99.7085104508966 17.3091093707087 -88.7972767291971 3008740.66079515 T 17 CATAB v2.0f-lin.ifort 2020-Nov-11 21:14:50 2020-Nov-11 21:14
2050-Mar-25 17:08 00:02 Jupiter 1.79242050335268 1.79242006765142 1.79242093905425 3.30436340096704 3.15811678590256 2469891.213642241 1.90704781011774 126.765778605318 17.8063025144723 87.8949318272057 3060206.86678084 T 17 CATAB v2.0f-lin.ifort 2020-Nov-11 21:14:50 2020-Nov-11 21:14
2061-Sep-07 04:32 00:03 Jupiter 1.80474472906053 1.80474414371754 1.80474531440496 3.33074500226363 3.18672251962397 2474074.688692889 2.6528754116226 135.43871736937 20.507731141962 82.8895235968734 3131146.51845636 T 17 CATAB v2.0f-lin.ifort 2020-Nov-11 21:14:50 2020-Nov-11 21:14
2073-Feb-03 20:40 00:04 Jupiter 1.84689516756841 1.84689427528376 1.84689605985401 3.37488343379814 3.23613948755673 2478242.361077725 3.49213616376067 105.603047239191 29.7304724501631 73.1371963204548 3098184.25677336 T 17 CATAB v2.0f-lin.ifort 2020-Nov-11 21:14:50 2020-Nov-11 21:14
2084-Jun-09 20:03 00:04 Jupiter 1.91976836177767 1.91976712598651 1.91976959756894 3.48167408021316 3.35255616217294 2482386.335443548 4.38582619467721 81.6466248964934 46.5159443497798 -60.8284044081509 2220188.97079263 T 17 CATAB v2.0f-lin.ifort 2020-Nov-11 21:14:50 2020-Nov-11 21:14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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