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312062 (2007 SU21)
Classification: Main-belt Asteroid          SPK-ID: 2312062
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1599398513560569 6.6025e-08  
a 2.317071557012161 2.5434e-08 au
q 1.946479476602288 1.6398e-07 au
i 2.909080304605389 5.2436e-06 deg
node 86.07199081608313 0.0001855 deg
peri 326.9909516315226 0.00018867 deg
M 176.6448052255536 4.1024e-05 deg
tp 2458368.370635112455
(2018-Sep-06.87063511)
0.00013879 TDB
period 1288.272084021616
3.53
2.1212e-05
5.808e-08
d
yr
n .2794440743264289 4.6012e-09 deg/d
Q 2.687663637422033 2.9502e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      9685 days (26.52 yr)  
   first obs. used      1993-10-21  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .72035  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:25:49  

Additional Information
 Earth MOID = .958467 au 
 Jupiter MOID = 2.65677 au 
 T_jup = 3.561 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457053.5 (2015-Jan-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .15884333499977 6.561e-08  
q 1.949372366080945 1.6277e-07 au
tp 2457079.946381547541
(2015-Feb-26.44638155)
0.00012511 TDB
node 86.1194698422285 0.00018548 deg
peri 327.0535245106865 0.00018872 deg
i 2.908964979635392 5.2426e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      9685 days (26.52 yr)  
   first obs. used      1993-10-21  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .72035  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:25:49  

Additional Information
 Jupiter MOID = 2.65677 au 
 T_jup = 3.561 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.304661880836919E-15 -1.060597209240122E-14 -5.230973764256491E-12 5.486821705210624E-14 -1.531607125828477E-12 -4.312857868695962E-15
q -1.060597209240122E-14 2.649302372533457E-14 1.389692290868421E-11 -1.326080458996515E-13 4.045468754713209E-12 1.144391600386894E-14
tp -5.230973764256491E-12 1.389692290868421E-11 1.565333218644073E-8 -6.095493911058613E-12 4.472218290810274E-9 1.161300903621298E-11
node 5.486821705210624E-14 -1.326080458996515E-13 -6.095493911058613E-12 3.44033275908407E-8 -3.435986400738565E-8 -5.112545310408015E-11
peri -1.531607125828477E-12 4.045468754713209E-12 4.472218290810274E-9 -3.435986400738565E-8 3.561363403949435E-8 5.437073546590257E-11
i -4.312857868695962E-15 1.144391600386894E-14 1.161300903621298E-11 -5.112545310408015E-11 5.437073546590257E-11 2.748433212346817E-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 17.7   n/a MPO427649  

312062 (2007 SU21)          Discovered 2007-Sep-19 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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