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120737 (1997 TL17)
Classification: Main-belt Asteroid          SPK-ID: 2120737
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1546325200253374 5.6121e-08  
a 2.531484054933708 1.0492e-08 au
q 2.140034296115349 1.4347e-07 au
i 11.56715882012543 5.6388e-06 deg
node 233.8002761491759 2.1121e-05 deg
peri 183.4488698037764 2.6706e-05 deg
M 255.313714305234 1.8099e-05 deg
tp 2459628.307615839387
(2022-Feb-17.80761584)
7.5548e-05 TDB
period 1471.164447950982
4.03
9.1464e-06
2.504e-08
d
yr
n .2447041189048601 1.5214e-09 deg/d
Q 2.922933813752066 1.2115e-08 au
  Orbit Determination Parameters
   # obs. used (total)      866  
   data-arc span      14194 days (38.86 yr)  
   first obs. used      1981-10-30  
   last obs. used      2020-09-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55864  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:07:54  

Additional Information
 Earth MOID = 1.15133 au 
 Jupiter MOID = 2.43048 au 
 T_jup = 3.406 
[ 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 15.43   n/a E2021B55  
diameter diameter 1.949 km 0.310 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.387   0.222 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120737 (1997 TL17)          Discovered 1997-Oct-08 by Kobayashi, T. at Oizumi
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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Alternate Designations
 1997 TL17 = 1981 UG6 = 1993 TC10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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