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115554 (2003 UL74)
Classification: Main-belt Asteroid          SPK-ID: 2115554
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1615822415850964 5.1506e-08  
a 2.851772569657302 2.1549e-08 au
q 2.390976765361185 1.5254e-07 au
i 9.286113210438199 5.7758e-06 deg
node 300.5126086625514 3.3177e-05 deg
peri 71.4214885604174 3.7485e-05 deg
M 216.1612502796528 1.9228e-05 deg
tp 2459903.320072695192
(2022-Nov-19.82007270)
9.8367e-05 TDB
period 1759.019921003095
4.82
1.9938e-05
5.459e-08
d
yr
n .2046594218186609 2.3198e-09 deg/d
Q 3.31256837395342 2.5032e-08 au
  Orbit Determination Parameters
   # obs. used (total)      473  
   data-arc span      7938 days (21.73 yr)  
   first obs. used      1998-08-23  
   last obs. used      2020-05-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57904  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:44:05  

Additional Information
 Earth MOID = 1.40857 au 
 Jupiter MOID = 2.25566 au 
 T_jup = 3.267 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.98   n/a E2021B55  
rotation period rot_per 8.11 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Szabo, R.; Pal, A.; Sarneczky, K.; Szabo, Gy.M.; et al. (2016) Astron. Astrophys. 596, A40.]

115554 (2003 UL74)          Discovered 2003-Oct-16 by Crni Vrh at Crni Vrh
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2003 UL74 = 2000 CR16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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