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180357 (2003 YM84)
Classification: Main-belt Asteroid          SPK-ID: 2180357
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1566587000068014 3.867e-08  
a 2.351894620261903 1.4495e-08 au
q 1.983449866498683 9.2518e-08 au
i 6.144937968201813 4.4882e-06 deg
node 112.4439759302221 4.3532e-05 deg
peri 333.8837308221512 4.6912e-05 deg
M 255.9769302156025 1.7962e-05 deg
tp 2459581.173267681013
(2022-Jan-01.67326768)
6.7339e-05 TDB
period 1317.422920215721
3.61
1.2179e-05
3.334e-08
d
yr
n .2732607687902165 2.5263e-09 deg/d
Q 2.720339374025122 1.6766e-08 au
  Orbit Determination Parameters
   # obs. used (total)      587  
   data-arc span      7172 days (19.64 yr)  
   first obs. used      1999-10-08  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54888  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 09:06:42  

Additional Information
 Earth MOID = 1.0016 au 
 Jupiter MOID = 2.47836 au 
 T_jup = 3.533 
[ 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 16.3   n/a MPO475522  
diameter diameter 1.948 km 0.495 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.169   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

180357 (2003 YM84)          Discovered 2003-Dec-19 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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