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27077 (1998 TL2)
Classification: Main-belt Asteroid          SPK-ID: 2027077
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1700184561718708 4.4351e-08  
a 2.269904130911166 7.3325e-09 au
q 1.883978534915497 1.0031e-07 au
i 4.197282918493287 4.7579e-06 deg
node 3.206274702538062 4.737e-05 deg
peri 14.6598781079808 4.8738e-05 deg
M 123.5111172769929 1.0925e-05 deg
tp 2458571.938405430012
(2019-Mar-29.43840543)
3.7343e-05 TDB
period 1249.135927571555
3.42
6.0527e-06
1.657e-08
d
yr
n .288199219999921 1.3965e-09 deg/d
Q 2.655829726906834 8.5792e-09 au
  Orbit Determination Parameters
   # obs. used (total)      986  
   data-arc span      10369 days (28.39 yr)  
   first obs. used      1991-09-13  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50832  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 00:56:49  

Additional Information
 Earth MOID = .885958 au 
 Jupiter MOID = 2.81018 au 
 T_jup = 3.591 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456750.5 (2014-Apr-03.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1704274562211491 4.4545e-08  
q 1.882715835261527 1.0081e-07 au
tp 2457320.896997303543
(2015-Oct-25.39699730)
3.6056e-05 TDB
node 3.271547057504379 4.7283e-05 deg
peri 14.23155549449102 4.8646e-05 deg
i 4.202768519981571 4.7611e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      986  
   data-arc span      10369 days (28.39 yr)  
   first obs. used      1991-09-13  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50832  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 00:56:49  

Additional Information
 Jupiter MOID = 2.81018 au 
 T_jup = 3.591 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.984221439112669E-15 -4.482492987136931E-15 -4.058511913701737E-13 1.076250964745441E-14 -1.735146991779393E-13 -1.139015847754705E-15
q -4.482492987136931E-15 1.016263124113139E-14 9.447525992148146E-13 -2.49526177626267E-14 3.957350520608523E-13 2.629693062806753E-15
tp -4.058511913701737E-13 9.447525992148146E-13 1.300000785760865E-9 -1.08672116317822E-11 4.185612427636264E-10 -4.497438863219486E-13
node 1.076250964745441E-14 -2.49526177626267E-14 -1.08672116317822E-11 2.235704152750614E-9 -2.232141107809119E-9 3.823096238035458E-12
peri -1.735146991779393E-13 3.957350520608523E-13 4.185612427636264E-10 -2.232141107809119E-9 2.366473024017063E-9 -3.92395619200172E-12
i -1.139015847754705E-15 2.629693062806753E-15 -4.497438863219486E-13 3.823096238035458E-12 -3.92395619200172E-12 2.266847612459003E-11

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 15.7   n/a MPO351013  

27077 (1998 TL2)          Discovered 1998-Oct-13 by ODAS at Caussols
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 TL2 = 1991 RK35 = 2000 DZ11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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