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101547 (1998 YM27)
Classification: Main-belt Asteroid          SPK-ID: 2101547
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2265476148083232 3.9249e-08  
a 3.156636141050799 2.2682e-08 au
q 2.441507752477991 1.3245e-07 au
i 15.81601334160613 5.3259e-06 deg
node 347.2406369468531 1.4264e-05 deg
peri 106.6001803369187 2.0778e-05 deg
M 327.5237791110399 1.2055e-05 deg
tp 2459385.298396937595
(2021-Jun-19.79839694)
6.9047e-05 TDB
period 2048.496440672664
5.61
2.2079e-05
6.045e-08
d
yr
n .1757386504815146 1.8942e-09 deg/d
Q 3.871764529623607 2.7821e-08 au
  Orbit Determination Parameters
   # obs. used (total)      723  
   data-arc span      8562 days (23.44 yr)  
   first obs. used      1997-08-11  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4896  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:37:18  

Additional Information
 Earth MOID = 1.51268 au 
 Jupiter MOID = 1.55518 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 14.6   n/a MPO493571  
diameter diameter 3.961 km 0.161 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.178   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101547 (1998 YM27)          Discovered 1998-Dec-27 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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