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85777 (1998 UM41)
Classification: Main-belt Asteroid          SPK-ID: 2085777
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2098497803560432 3.471e-08  
a 2.212555453852815 7.5616e-09 au
q 1.748251177836236 7.7085e-08 au
i 6.661339232352818 4.2941e-06 deg
node 69.33083426314715 3.4423e-05 deg
peri 255.6955965201911 3.6193e-05 deg
M 5.109081822458061 1.4063e-05 deg
tp 2459379.439960568914
(2021-Jun-13.93996057)
4.6898e-05 TDB
period 1202.097443065835
3.29
6.1624e-06
1.687e-08
d
yr
n .2994765541484343 1.5352e-09 deg/d
Q 2.676859729869394 9.1484e-09 au
  Orbit Determination Parameters
   # obs. used (total)      655  
   data-arc span      8328 days (22.80 yr)  
   first obs. used      1998-10-20  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60028  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 01:54:18  

Additional Information
 Earth MOID = .750227 au 
 Jupiter MOID = 2.67099 au 
 T_jup = 3.618 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.07   n/a E2021B10  

85777 (1998 UM41)          Discovered 1998-Oct-28 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 UM41 = 2001 MX11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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