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26418 (1999 XP94)
Classification: Main-belt Asteroid          SPK-ID: 2026418
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1719770777561309 4.2146e-08  
a 2.658702343465926 1.2604e-08 au
q 2.201466483813279 1.1766e-07 au
i 13.02753130807159 3.4317e-06 deg
node 106.342615706994 1.9313e-05 deg
peri 319.5917830514476 2.2399e-05 deg
M 291.2486900985444 1.0682e-05 deg
tp 2459302.899786868487
(2021-Mar-29.39978687)
4.7177e-05 TDB
period 1583.445078045714
4.34
1.126e-05
3.083e-08
d
yr
n .2273523755205401 1.6167e-09 deg/d
Q 3.115938203118573 1.4771e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1121  
   data-arc span      8123 days (22.24 yr)  
   first obs. used      1998-08-20  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49816  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 20:50:52  

Additional Information
 Earth MOID = 1.23253 au 
 Jupiter MOID = 2.19544 au 
 T_jup = 3.329 
[ 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 14.4   n/a MPO435947  
diameter diameter 7.152 km 0.192 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26418 (1999 XP94)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XP94 = 1986 YM 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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