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94266 (2001 DO)
Classification: Outer Main-belt Asteroid          SPK-ID: 2094266
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0881579993459794 4.3338e-08  
a 3.945322111506218 3.9682e-08 au
q 3.597510407380375 1.6467e-07 au
i 8.585407141409151 6.3566e-06 deg
node 195.3852484160398 2.9791e-05 deg
peri 93.71583745600743 4.5335e-05 deg
M 40.04842426766282 3.3858e-05 deg
tp 2458682.076538615839
(2019-Jul-17.57653862)
0.00026867 TDB
period 2862.34597726378
7.84
4.3184e-05
1.182e-07
d
yr
n .1257709595064874 1.8975e-09 deg/d
Q 4.293133815632062 4.318e-08 au
  Orbit Determination Parameters
   # obs. used (total)      713  
   data-arc span      8426 days (23.07 yr)  
   first obs. used      1997-10-06  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51254  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:29:27  

Additional Information
 Earth MOID = 2.59694 au 
 Jupiter MOID = .949984 au 
 T_jup = 3.034 
[ 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 13.6   n/a MPO449578  
diameter diameter 11.206 km 0.318 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
rotation period rot_per 15.025 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.056   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

94266 (2001 DO)          Discovered 2001-Feb-16 by Pravec, P., Sarounova, L. at Ondrejov
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

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Alternate Designations
 2001 DO = 1997 TQ28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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