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487369 (2014 QQ255)
Classification: Main-belt Asteroid          SPK-ID: 2487369
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05454014346259897 1.0606e-07  
a 2.938004493110788 5.6098e-08 au
q 2.777765306562765 2.984e-07 au
i 9.698951336965289 5.2007e-06 deg
node 88.09845099601847 8.3829e-05 deg
peri 57.9237235571773 0.00013002 deg
M 265.4638987694189 9.977e-05 deg
tp 2459483.527989539888
(2021-Sep-26.02798954)
0.00051554 TDB
period 1839.403931099591
5.04
5.2682e-05
1.442e-07
d
yr
n .1957155760696852 5.6055e-09 deg/d
Q 3.098243679658811 5.9158e-08 au
  Orbit Determination Parameters
   # obs. used (total)      104  
   data-arc span      5081 days (13.91 yr)  
   first obs. used      2005-11-30  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60828  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:44:36  

Additional Information
 Earth MOID = 1.80535 au 
 Jupiter MOID = 1.9742 au 
 T_jup = 3.250 
[ 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 16.1   n/a MPO495388  

487369 (2014 QQ255)          Discovered 2005-Nov-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

[ 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
1903-Aug-09 23:45 00:10 Jupiter 1.98314512861316 1.98314394095182 1.98314631628793 2.99338079316597 2.84712261082479 2416336.489813916 10.2312112995117 593.986442455854 34.6414701861336 87.3689623712682 1175053.63647068 T 15 CATAB v2.0f-lin.ifort 2019-Nov-08 18:44:43 2019-Nov-08 18:44
2070-Mar-02 10:13 00:05 Jupiter 1.98133692508851 1.9813357615745 1.98133808860634 3.02971897678901 2.88516829470093 2477172.925583230 4.84476218099059 357.762975737988 32.2049969939287 -85.8948088356622 1134949.58159024 T 15 CATAB v2.0f-lin.ifort 2019-Nov-08 18:44:43 2019-Nov-08 18:44
2105-Feb-26 02:13 00:08 Jupiter 1.99159094613676 1.99158956622387 1.99159232606606 3.00287671161901 2.85773855757809 2489951.592088880 7.94686154842876 468.422584356042 37.3727055656399 -87.5382567837546 1280631.80624573 T 15 CATAB v2.0f-lin.ifort 2019-Nov-08 18:44:43 2019-Nov-08 18:44
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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