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344647 (2003 QT69)
Classification: Main-belt Asteroid          SPK-ID: 2344647
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3171626033985366 4.8171e-08  
a 2.634124558500092 8.4063e-09 au
q 1.798678755850182 1.2975e-07 au
i 4.062353850544545 4.2649e-06 deg
node 178.7376154870473 6.4277e-05 deg
peri 146.3027142882934 6.5236e-05 deg
M 22.76663564957978 6.6719e-06 deg
tp 2459101.747239531791
(2020-Sep-09.24723953)
2.8915e-05 TDB
period 1561.539189002274
4.28
7.475e-06
2.047e-08
d
yr
n .2305417645201831 1.1036e-09 deg/d
Q 3.469570361150002 1.1072e-08 au
  Orbit Determination Parameters
   # obs. used (total)      483  
   data-arc span      6369 days (17.44 yr)  
   first obs. used      2003-07-03  
   last obs. used      2020-12-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46403  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 16:02:28  

Additional Information
 Earth MOID = .786725 au 
 Jupiter MOID = 1.90477 au 
 T_jup = 3.322 
[ 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 16.96   n/a E2021B25  
rotation period rot_per 1.72 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, M.; Trilling, D.E.; et al. (2018) Ap. J. Suppl. Series 237, A19.]
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

344647 (2003 QT69)          Discovered 2003-Aug-26 by Klet at Klet
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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