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JPL Small-Body Database Browser
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455554 (2004 MQ1)
Classification: Apollo [NEO]          SPK-ID: 2455554
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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 56 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .704626824558336 4.5888e-08  
a 2.408339478180634 1.7288e-08 au
q .7113588792117338 1.0704e-07 au
i 11.11577198604416 7.4867e-06 deg
node 56.99392572675126 5.5794e-05 deg
peri 332.0414192334339 5.3492e-05 deg
M 327.9810785810347 4.0682e-06 deg
tp 2458721.916911541415
(2019-Aug-26.41691154)
1.6189e-05 TDB
period 1365.133059385921
3.74
1.4699e-05
4.024e-08
d
yr
n .2637105573884052 2.8395e-09 deg/d
Q 4.105320077149534 2.947e-08 au
  Orbit Determination Parameters
   # obs. used (total)      237  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      5491 days (15.03 yr)  
   first obs. used      2004-06-17  
   last obs. used      2019-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .37271  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-02 06:01:04  

Additional Information
 Earth MOID = .121625 au 
 Jupiter MOID = 1.37857 au 
 T_jup = 3.108 
[ 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 18.0   n/a MPO377661  

455554 (2004 MQ1)          Discovered 2004-Jun-17 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2016-02-25

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