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344492 (2002 QU84)
Classification: Main-belt Asteroid          SPK-ID: 2344492
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 .08438874111390136 5.7127e-08  
a 2.808629757482451 3.1002e-08 au
q 2.571613027993465 1.755e-07 au
i 5.76110805937094 7.4042e-06 deg
node 76.78734396451183 5.0108e-05 deg
peri 266.005129996085 6.791e-05 deg
M 316.7816111946148 4.6604e-05 deg
tp 2459406.898357866036
(2021-Jul-11.39835787)
0.00022375 TDB
period 1719.254486009773
4.71
2.8466e-05
7.794e-08
d
yr
n .2093930845779125 3.4669e-09 deg/d
Q 3.045646486971437 3.3618e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      6546 days (17.92 yr)  
   first obs. used      2002-08-19  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5872  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 08:32:31  

Additional Information
 Earth MOID = 1.56979 au 
 Jupiter MOID = 2.27702 au 
 T_jup = 3.309 
[ 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 16.84   n/a E2021B25  

344492 (2002 QU84)          Discovered 2002-Aug-30 by NEAT at Palomar
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ 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
1917-Jan-26 10:40 00:14 Iris 0.0253711174905978 0.0253484324196427 0.0253938351937604 4.11492227964756 4.11492222458305 2421254.944208942 13.9480410036782 1828.95969243846 71.1055215273068 51.837541853668 41965.8782611068 T 10 CATAB v2.0f-lin.ifort 2021-Apr-14 08:32:33 2021-Apr-14 08:32
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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