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90275 (2003 DM)
Classification: Main-belt Asteroid          SPK-ID: 2090275
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1047069750213003 3.0466e-08  
a 3.100772032736677 1.6533e-08 au
q 2.776099572958171 9.5894e-08 au
i 5.801761072994386 3.8193e-06 deg
node 146.9581337788429 3.4745e-05 deg
peri 100.6616418642585 4.0665e-05 deg
M 43.4146922071422 1.9262e-05 deg
tp 2459155.987634389968
(2020-Nov-02.48763439)
0.00010708 TDB
period 1994.358297105869
5.46
1.595e-05
4.367e-08
d
yr
n .1805091896087163 1.4437e-09 deg/d
Q 3.425444492515183 1.8264e-08 au
  Orbit Determination Parameters
   # obs. used (total)      871  
   data-arc span      9861 days (27.00 yr)  
   first obs. used      1994-08-10  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5612  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 02:00:38  

Additional Information
 Earth MOID = 1.77029 au 
 Jupiter MOID = 1.62611 au 
 T_jup = 3.206 
[ 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 14.96   n/a MPO637229  
diameter diameter 6.296 km 0.214 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.55 h n/a LCDB (Rev. 2020-October); 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
geometric albedo albedo 0.049   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90275 (2003 DM)          Discovered 2003-Feb-19 by NEAT at Haleakala
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 2003 DM = 1998 FV1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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