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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
85059 (1211 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2085059
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1601203671770283 3.9588e-08  
a 2.386216895721069 1.07e-08 au
q 2.004134970214183 9.7984e-08 au
i 1.709605722752162 3.6781e-06 deg
node 269.4877890537876 0.0001905 deg
peri 19.64990858862227 0.00019121 deg
M 290.0659506304774 1.6851e-05 deg
tp 2458862.046839554241
(2020-Jan-13.54683955)
6.298e-05 TDB
period 1346.366513713714
3.69
9.0559e-06
2.479e-08
d
yr
n .2673863293041979 1.7985e-09 deg/d
Q 2.768298821227956 1.2413e-08 au
  Orbit Determination Parameters
   # obs. used (total)      751  
   data-arc span      17579 days (48.13 yr)  
   first obs. used      1971-03-25  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57413  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:55:05  

Additional Information
 Earth MOID = .987254 au 
 Jupiter MOID = 2.39131 au 
 T_jup = 3.517 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456833.5 (2014-Jun-25.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1595388477242556 3.9421e-08  
q 2.006873327511272 9.7345e-08 au
tp 2456166.342370049642
(2012-Aug-26.84237005)
6.5749e-05 TDB
node 269.606271361186 0.0001901 deg
peri 19.14474887231631 0.00019082 deg
i 1.711226484175314 3.6811e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      751  
   data-arc span      17579 days (48.13 yr)  
   first obs. used      1971-03-25  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57413  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:55:05  

Additional Information
 Jupiter MOID = 2.39131 au 
 T_jup = 3.517 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.553992192136169E-15 -3.822812140456046E-15 1.217036155233451E-12 4.243949037363995E-14 2.913151700854822E-13 -3.802437489992265E-16
q -3.822812140456046E-15 9.476003471542787E-15 -3.050077974874326E-12 -1.017158825652672E-13 -7.238729367684815E-13 1.018642320441477E-15
tp 1.217036155233451E-12 -3.050077974874326E-12 4.322932119901956E-9 6.773539968457311E-11 1.129542183556917E-9 6.362821029083375E-14
node 4.243949037363995E-14 -1.017158825652672E-13 6.773539968457311E-11 3.613972813568351E-8 -3.6104230504368E-8 8.062737041748773E-11
peri 2.913151700854822E-13 -7.238729367684815E-13 1.129542183556917E-9 -3.6104230504368E-8 3.641183288971309E-8 -8.057095212539367E-11
i -3.802437489992265E-16 1.018642320441477E-15 6.362821029083375E-14 8.062737041748773E-11 -8.057095212539367E-11 1.355017321334138E-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 15.8   n/a MPO432394  
diameter diameter 4.128 km 0.207 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85059 (1211 T-1)          Discovered 1971-Mar-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1211 T-1 = 1979 OV1 = 1998 TD16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-11 14:59 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin