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 ]  
442391 (2011 UY35)
Classification: Main-belt Asteroid          SPK-ID: 2442391
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1642050905622832 8.2044e-08  
a 2.734380247094406 5.1622e-08 au
q 2.28538109098855 2.4992e-07 au
i 5.97840176006907 7.4613e-06 deg
node 59.32625898722016 8.9595e-05 deg
peri 322.4868078268142 9.7507e-05 deg
M 344.3078496432446 4.0518e-05 deg
tp 2459072.489100807722
(2020-Aug-10.98910081)
0.00018716 TDB
period 1651.531224311974
4.52
4.6768e-05
1.28e-07
d
yr
n .2179795299661837 6.1728e-09 deg/d
Q 3.183379403200261 6.0099e-08 au
  Orbit Determination Parameters
   # obs. used (total)      71  
   data-arc span      5197 days (14.23 yr)  
   first obs. used      2002-11-07  
   last obs. used      2017-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51455  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:29:06  

Additional Information
 Earth MOID = 1.2923 au 
 Jupiter MOID = 2.27589 au 
 T_jup = 3.325 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456732.5 (2014-Mar-16.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .167657592646607 8.279e-08  
q 2.275082137989721 2.528e-07 au
tp 2457417.263433137392
(2016-Jan-29.76343314)
0.00015397 TDB
node 59.37504669142545 8.9515e-05 deg
peri 321.9516874121255 9.69e-05 deg
i 5.985335266486579 7.4647e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      71  
   data-arc span      5197 days (14.23 yr)  
   first obs. used      2002-11-07  
   last obs. used      2017-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51455  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:29:06  

Additional Information
 Jupiter MOID = 2.27589 au 
 T_jup = 3.325 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.8541110478604E-15 -2.071178127633453E-14 -5.217836606280093E-12 -6.447244753925571E-14 -1.044412622773409E-12 -2.513142483511671E-14
q -2.071178127633453E-14 6.39098189728189E-14 1.738073177343138E-11 2.128895491639517E-13 3.401386012980128E-12 7.904199533604824E-14
tp -5.217836606280093E-12 1.738073177343138E-11 2.370646604339517E-8 4.199167346946601E-11 5.766253979610732E-9 4.046647302540261E-11
node -6.447244753925571E-14 2.128895491639517E-13 4.199167346946601E-11 8.013010009607796E-9 -7.961191904520406E-9 7.043761832558684E-12
peri -1.044412622773409E-12 3.401386012980128E-12 5.766253979610732E-9 -7.961191904520406E-9 9.389634855414721E-9 2.578099004388113E-12
i -2.513142483511671E-14 7.904199533604824E-14 4.046647302540261E-11 7.043761832558684E-12 2.578099004388113E-12 5.572214899738477E-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 17.4   n/a MPO402746  

442391 (2011 UY35)          Discovered 2002-Nov-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-20 18:28 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin