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52979 (1998 UL7)
Classification: Main-belt Asteroid          SPK-ID: 2052979
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1566970343039407 5.657e-08  
a 2.329836985739479 8.6569e-09 au
q 1.96475843966247 1.3585e-07 au
i 7.504930915602214 3.5375e-06 deg
node 74.45728622497037 4.2484e-05 deg
peri 311.1479242294582 4.4865e-05 deg
M 35.84997844986856 1.5267e-05 deg
tp 2458871.148005953920
(2020-Jan-22.64800595)
5.4814e-05 TDB
period 1298.932938598722
3.56
7.2396e-06
1.982e-08
d
yr
n .2771505666707975 1.5447e-09 deg/d
Q 2.694915531816488 1.0013e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1117  
   data-arc span      10270 days (28.12 yr)  
   first obs. used      1991-12-14  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52504  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:39:31  

Additional Information
 Earth MOID = .979039 au 
 Jupiter MOID = 2.75585 au 
 T_jup = 3.544 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457215.5 (2015-Jul-12.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1577814024378166 5.6874e-08  
q 1.961976558707111 1.3676e-07 au
tp 2457570.463271824948
(2016-Jun-30.96327183)
5.1674e-05 TDB
node 74.48669130783657 4.2527e-05 deg
peri 310.7347303525512 4.4833e-05 deg
i 7.502839334836875 3.5374e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1117  
   data-arc span      10270 days (28.12 yr)  
   first obs. used      1991-12-14  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52504  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:39:31  

Additional Information
 Jupiter MOID = 2.75585 au 
 T_jup = 3.544 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.234652646433369E-15 -7.770466086533506E-15 -1.559164234987711E-12 5.051837207512833E-14 -3.859712931228624E-13 -1.005512219642159E-14
q -7.770466086533506E-15 1.870458625742566E-14 3.736476327665135E-12 -1.220487928361274E-13 9.214341963336999E-13 2.44485448078909E-14
tp -1.559164234987711E-12 3.736476327665135E-12 2.670225475191793E-9 -3.501696572867536E-11 7.693960743546767E-10 8.904816208764999E-12
node 5.051837207512833E-14 -1.220487928361274E-13 -3.501696572867536E-11 1.808518606018986E-9 -1.801489252465763E-9 -3.19189056138812E-11
peri -3.859712931228624E-13 9.214341963336999E-13 7.693960743546767E-10 -1.801489252465763E-9 2.009957908674964E-9 3.381381595141273E-11
i -1.005512219642159E-14 2.44485448078909E-14 8.904816208764999E-12 -3.19189056138812E-11 3.381381595141273E-11 1.251293636015735E-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 14.9   n/a MPO502510  

52979 (1998 UL7)          Discovered 1998-Oct-22 by Korlevic, K. at Visnjan
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 UL7 = 2000 EM154 = 2000 ET135 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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