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JPL Small-Body Database Browser
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452709 (2005 YT120)
Classification: Main-belt Asteroid          SPK-ID: 2452709
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08197111435598071 1.559e-07  
a 3.105416118572818 6.2544e-08 au
q 2.85086169879438 4.9833e-07 au
i 12.28356786448033 2.0007e-05 deg
node 127.6604543190138 3.3973e-05 deg
peri 321.9313897176955 9.5377e-05 deg
M 176.5894873299503 8.6342e-05 deg
tp 2457620.016078809756
(2016-Aug-19.51607881)
0.00048112 TDB
period 1998.840457410523
5.47
6.0386e-05
1.653e-07
d
yr
n .1801044193724076 5.441e-09 deg/d
Q 3.359970538351257 6.7671e-08 au
  Orbit Determination Parameters
   # obs. used (total)      73  
   data-arc span      4498 days (12.31 yr)  
   first obs. used      2005-12-27  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53389  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 07:06:13  

Additional Information
 Earth MOID = 1.87844 au 
 Jupiter MOID = 1.79172 au 
 T_jup = 3.180 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456863.5 (2014-Jul-25.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08195604420843133 1.4937e-07  
q 2.848229023588097 4.7402e-07 au
tp 2457607.635737538208
(2016-Aug-07.13573754)
0.00049784 TDB
node 127.9218141961473 3.4043e-05 deg
peri 319.3642226781685 9.8733e-05 deg
i 12.27098528368931 1.9995e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      73  
   data-arc span      4498 days (12.31 yr)  
   first obs. used      2005-12-27  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53389  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 07:06:13  

Additional Information
 Jupiter MOID = 1.79172 au 
 T_jup = 3.180 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.231152506533168E-14 -7.033216391747663E-14 5.802021202218316E-11 -7.775335017264223E-14 1.099894599205821E-11 -6.767649301974676E-14
q -7.033216391747663E-14 2.246932545993815E-13 -1.806757611717926E-10 2.388696047990926E-13 -3.45001586627585E-11 2.262327974500468E-13
tp 5.802021202218316E-11 -1.806757611717926E-10 2.478448826076251E-7 -2.494837217538713E-10 4.609716083142429E-8 -2.303585361413341E-10
node -7.775335017264223E-14 2.388696047990926E-13 -2.494837217538713E-10 1.158920738127944E-9 -1.177855150394158E-9 -1.473596410323832E-11
peri 1.099894599205821E-11 -3.45001586627585E-11 4.609716083142429E-8 -1.177855150394158E-9 9.74817609134964E-9 -2.878377368035837E-11
i -6.767649301974676E-14 2.262327974500468E-13 -2.303585361413341E-10 -1.473596410323832E-11 -2.878377368035837E-11 3.998131021803869E-10

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 16.4   n/a MPO446795  

452709 (2005 YT120)          Discovered 2005-Dec-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-01-04

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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