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160797 (2000 UM22)
Classification: Main-belt Asteroid          SPK-ID: 2160797
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .203439635197239 4.5761e-08  
a 2.419732275635088 1.1795e-08 au
q 1.927462824204901 1.0986e-07 au
i 3.281736968157735 3.3169e-06 deg
node 133.1242498530161 8.4803e-05 deg
peri 270.1358119512306 8.5157e-05 deg
M 121.8976437193087 8.2911e-06 deg
tp 2458734.975853063706
(2019-Sep-08.47585306)
3.0545e-05 TDB
period 1374.831274696081
3.76
1.0053e-05
2.752e-08
d
yr
n .2618503132899572 1.9146e-09 deg/d
Q 2.912001727065276 1.4195e-08 au
  Orbit Determination Parameters
   # obs. used (total)      661  
   data-arc span      7516 days (20.58 yr)  
   first obs. used      2000-10-02  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51152  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:49:57  

Additional Information
 Earth MOID = .938677 au 
 Jupiter MOID = 2.49654 au 
 T_jup = 3.484 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457330.5 (2015-Nov-04.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2024012649713335 4.5806e-08  
q 1.930414998792621 1.0989e-07 au
tp 2457356.939377561922
(2015-Nov-30.43937756)
2.9709e-05 TDB
node 133.2395090515296 8.476e-05 deg
peri 269.5025579207049 8.5121e-05 deg
i 3.28200794607603 3.3201e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      661  
   data-arc span      7516 days (20.58 yr)  
   first obs. used      2000-10-02  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51152  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:49:57  

Additional Information
 Jupiter MOID = 2.49654 au 
 T_jup = 3.484 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.098174198696076E-15 -5.015445190002115E-15 -5.163255496885399E-13 5.248578911210797E-15 -1.801552331857605E-13 -2.080976539182805E-15
q -5.015445190002115E-15 1.207510171317876E-14 1.237361815387287E-12 -1.181568195199461E-14 4.285403455331822E-13 5.06979508667238E-15
tp -5.163255496885399E-13 1.237361815387287E-12 8.826084526181136E-10 -1.781432914233408E-12 2.612946786285755E-10 6.350789149887774E-13
node 5.248578911210797E-15 -1.181568195199461E-14 -1.781432914233408E-12 7.184340990485243E-9 -7.173174513682798E-9 9.486338631076024E-11
peri -1.801552331857605E-13 4.285403455331822E-13 2.612946786285755E-10 -7.173174513682798E-9 7.245634810573931E-9 -9.450248831058722E-11
i -2.080976539182805E-15 5.06979508667238E-15 6.350789149887774E-13 9.486338631076024E-11 -9.450248831058722E-11 1.102277301716869E-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 16.13   n/a E2021B55  

160797 (2000 UM22)          Discovered 2000-Oct-24 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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