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(2019 AC77)
Classification: TransNeptunian Object          SPK-ID: 54117593
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458846.5 (2019-Dec-29.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3857082978172277 0.054878  
a 57.01381307408926 0.97111 au
q 35.02311228121269 3.4365 au
i 11.98013593288924 0.009407 deg
node 162.901449697752 0.1825 deg
peri 66.85836921168392 3.0262 deg
M 255.3871161182388 10.725 deg
tp 2504539.664032791501
(2145-Feb-04.16403279)
5011.1 TDB
period 157241.9996603578
430.51
4017.4
11
d
yr
n .002289464651795315 5.8494e-05 deg/d
Q 79.00451386696584 1.3457 au
  Orbit Determination Parameters
   # obs. used (total)      8  
   data-arc span      706 days (1.93 yr)  
   first obs. used      2019-01-11  
   last obs. used      2020-12-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .074051  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:03:15  

Additional Information
 Earth MOID = 34.0313 au 
 Jupiter MOID = 29.7062 au 
 T_jup = 6.066 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 6.60   .13273 E2021D90 autocmod 2.8
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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