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15913 Telemachus (1997 TZ27)
Classification: Jupiter Trojan          SPK-ID: 2015913
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06065826568113475 5.7384e-08  
a 5.192913392610223 1.0036e-07 au
q 4.877920272382149 3.7055e-07 au
i 7.249375638747014 4.8971e-06 deg
node 49.03429160479726 4.573e-05 deg
peri 9.686453001616004 6.9543e-05 deg
M 308.9481966816548 5.3922e-05 deg
tp 2459813.448000618697
(2022-Aug-21.94800062)
0.00065474 TDB
period 4322.301385648362
11.83
0.0001253
3.431e-07
d
yr
n .08328896295740344 2.4146e-09 deg/d
Q 5.507906512838297 1.0645e-07 au
  Orbit Determination Parameters
   # obs. used (total)      919  
   data-arc span      10491 days (28.72 yr)  
   first obs. used      1992-04-24  
   last obs. used      2021-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55241  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:26:30  

Additional Information
 Earth MOID = 3.88964 au 
 Jupiter MOID = .0521584 au 
 T_jup = 2.980 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.04   n/a E2021B10  
diameter diameter 16.669 km 0.875 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.110   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

15913 Telemachus           Discovered 1997 Oct. 1 at the European Southern Observatory during the Uppsala-DLR Trojan Survey.
Telemachus, son of Odysseus, was born just before the Trojan war started.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010309/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 1997 TZ27 = 1996 RY29 = 1998 WQ10 = 2000 AY7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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