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134467 (1998 UM7)
Classification: Main-belt Asteroid          SPK-ID: 2134467
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3073213040259847 7.0998e-08  
a 2.529414231894871 7.4344e-09 au
q 1.752071351727055 1.8236e-07 au
i 5.70743418345939 4.0361e-06 deg
node 71.55352172224201 5.0267e-05 deg
peri 294.5499726776876 5.0528e-05 deg
M 196.8162613409368 5.061e-06 deg
tp 2459866.543726068231
(2022-Oct-14.04372607)
2.2198e-05 TDB
period 1469.360509539019
4.02
6.4781e-06
1.774e-08
d
yr
n .2450045429034584 1.0802e-09 deg/d
Q 3.306757112062688 9.7192e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1392  
   data-arc span      12221 days (33.46 yr)  
   first obs. used      1986-10-31  
   last obs. used      2020-04-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44447  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:08:30  

Additional Information
 Earth MOID = .758912 au 
 Jupiter MOID = 2.17461 au 
 T_jup = 3.378 
[ 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 15.72   n/a E2021B55  
diameter diameter 1.757 km 0.416 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.62968 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.396   0.107 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134467 (1998 UM7)          Discovered 1998-Oct-22 by Korlevic, K. at Visnjan
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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Alternate Designations
 1998 UM7 = 1996 DV7 = 2002 PL45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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