Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
233827 (2008 UF244)
Classification: Jupiter Trojan          SPK-ID: 2233827
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06567993131045499 8.1437e-08  
a 5.282370522856465 2.3345e-07 au
q 4.93542478975888 5.8943e-07 au
i 13.19316523715274 5.6788e-06 deg
node 111.1440737341966 3.2071e-05 deg
peri 281.4185880727641 6.6119e-05 deg
M 346.2009233056906 6.3067e-05 deg
tp 2459170.476642193098
(2020-Nov-16.97664219)
0.00077872 TDB
period 4434.46996817911
12.14
0.00029396
8.048e-07
d
yr
n .08118219371949514 5.3816e-09 deg/d
Q 5.62931625595405 2.4878e-07 au
  Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      6354 days (17.40 yr)  
   first obs. used      2002-04-12  
   last obs. used      2019-09-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57952  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:12:55  

Additional Information
 Earth MOID = 3.97325 au 
 Jupiter MOID = .0396174 au 
 T_jup = 2.943 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456825.5 (2014-Jun-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06576461389354596 8.1396e-08  
q 4.919850229982116 5.8698e-07 au
tp 2454769.765323136811
(2008-Oct-30.26532314)
0.0007746 TDB
node 111.1595292558662 3.2097e-05 deg
peri 282.8623142965664 6.6033e-05 deg
i 13.19791675368065 5.6811e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      6354 days (17.40 yr)  
   first obs. used      2002-04-12  
   last obs. used      2019-09-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57952  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:12:55  

Additional Information
 Jupiter MOID = .0396174 au 
 T_jup = 2.943 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.625243411781375E-15 -4.565932934430473E-14 2.162506145262538E-12 1.62791844135398E-14 -4.001992306468169E-13 5.112401660741586E-15
q -4.565932934430473E-14 3.445447740704262E-13 -4.172548558830997E-11 -1.101953451318709E-13 2.133579045683138E-12 -2.191603738432731E-14
tp 2.162506145262538E-12 -4.172548558830997E-11 6.000020271765238E-7 1.221816969866875E-10 4.417173605369402E-8 -1.457456026220087E-11
node 1.62791844135398E-14 -1.101953451318709E-13 1.221816969866875E-10 1.030221558949199E-9 -9.949778444070234E-10 -6.087083548565639E-12
peri -4.001992306468169E-13 2.133579045683138E-12 4.417173605369402E-8 -9.949778444070234E-10 4.360326200642037E-9 5.009087460197192E-12
i 5.112401660741586E-15 -2.191603738432731E-14 -1.457456026220087E-11 -6.087083548565639E-12 5.009087460197192E-12 3.227449755695401E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.9   n/a MPO454691  
diameter diameter 12.603 km 1.251 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.084   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

233827 (2008 UF244)          Discovered 2008-Oct-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

Alternate Designations
 2008 UF244 = 2006 PU40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-22 07:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin