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102549 (1999 UP16)
Classification: Main-belt Asteroid          SPK-ID: 2102549
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1311726740863107 2.8656e-08  
a 2.337778381634385 7.8058e-09 au
q 2.031125739894235 6.8517e-08 au
i 6.081210429112 3.0811e-06 deg
node 225.4479791254928 3.4933e-05 deg
peri 178.5792289076606 3.7871e-05 deg
M 322.9229668893529 1.4896e-05 deg
tp 2459334.963963415383
(2021-Apr-30.46396342)
5.4247e-05 TDB
period 1305.579836581833
3.57
6.5389e-06
1.79e-08
d
yr
n .2757395525826469 1.381e-09 deg/d
Q 2.644431023374535 8.8297e-09 au
  Orbit Determination Parameters
   # obs. used (total)      706  
   data-arc span      7728 days (21.16 yr)  
   first obs. used      1999-10-07  
   last obs. used      2020-12-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53161  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:42:30  

Additional Information
 Earth MOID = 1.03916 au 
 Jupiter MOID = 2.72854 au 
 T_jup = 3.547 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457615.5 (2016-Aug-15.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .132701655730946 2.8737e-08  
q 2.027215032824348 6.8802e-08 au
tp 2458028.793861013114
(2017-Oct-02.29386101)
5.1459e-05 TDB
node 225.520984633439 3.4884e-05 deg
peri 178.4653136511727 3.7741e-05 deg
i 6.086251470679734 3.0836e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      706  
   data-arc span      7728 days (21.16 yr)  
   first obs. used      1999-10-07  
   last obs. used      2020-12-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53161  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:42:30  

Additional Information
 Jupiter MOID = 2.72854 au 
 T_jup = 3.547 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.257900564358453E-16 -1.967946787376699E-15 -3.613410370046319E-13 1.015508990848659E-14 -8.562084544026588E-14 -1.347524696514497E-15
q -1.967946787376699E-15 4.733685516864614E-15 9.244201274256745E-13 -2.397903116780666E-14 2.179510007390079E-13 3.455326522124914E-15
tp -3.613410370046319E-13 9.244201274256745E-13 2.64802701851254E-9 -6.051149962797985E-12 7.551677850667147E-10 4.943293543568265E-12
node 1.015508990848659E-14 -2.397903116780666E-14 -6.051149962797985E-12 1.216908658911101E-9 -1.211213454126475E-9 -2.487970644485162E-11
peri -8.562084544026588E-14 2.179510007390079E-13 7.551677850667147E-10 -1.211213454126475E-9 1.424395545638006E-9 2.60951986123422E-11
i -1.347524696514497E-15 3.455326522124914E-15 4.943293543568265E-12 -2.487970644485162E-11 2.60951986123422E-11 9.50873270729424E-12

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.38   n/a E2021B55  

102549 (1999 UP16)          Discovered 1999-Oct-29 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 UP16 = 2002 ML4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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