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213271 (2001 NT5)
Classification: Main-belt Asteroid          SPK-ID: 2213271
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2020257272581591 4.0918e-08  
a 2.710369166002086 1.6813e-08 au
q 2.162804864102424 1.0881e-07 au
i 13.59201473540172 4.8598e-06 deg
node 98.13376127044174 2.124e-05 deg
peri 178.0322889149523 2.507e-05 deg
M 141.1568011385864 1.45e-05 deg
tp 2458561.441808499740
(2019-Mar-18.94180850)
6.247e-05 TDB
period 1629.825464195819
4.46
1.5165e-05
4.152e-08
d
yr
n .2208825471858911 2.0553e-09 deg/d
Q 3.257933467901748 2.021e-08 au
  Orbit Determination Parameters
   # obs. used (total)      422  
   data-arc span      7152 days (19.58 yr)  
   first obs. used      2001-06-17  
   last obs. used      2021-01-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58368  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:02  

Additional Information
 Earth MOID = 1.14458 au 
 Jupiter MOID = 1.88489 au 
 T_jup = 3.294 
[ 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 15.84   n/a MPCxxxxx  
diameter diameter 1.875 km 0.454 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.240   0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

213271 (2001 NT5)          Discovered 2001-Jul-13 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2001 NT5 = 2001 ML1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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