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3722 Urata (1927 UE)
Classification: Main-belt Asteroid          SPK-ID: 2003722
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1995481622871617 1.9193e-08  
a 2.236272132561423 6.7953e-09 au
q 1.790028138134799 4.3973e-08 au
i 6.461128209638436 4.7636e-07 deg
node 232.3014945171795 2.8527e-06 deg
peri 136.482228972014 4.0864e-06 deg
M 328.3277046748876 4.7263e-06 deg
tp 2459307.963861535804
(2021-Apr-03.46386154)
1.637e-05 TDB
period 1221.477311820062
3.34
5.5675e-06
1.524e-08
d
yr
n .2947250812735786 1.3434e-09 deg/d
Q 2.682516126988047 8.1513e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2893  
   data-arc span      34002 days (93.09 yr)  
   first obs. used      1927-10-29  
   last obs. used      2020-12-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4146  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:28:17  

Additional Information
 Earth MOID = .795061 au 
 Jupiter MOID = 2.80659 au 
 T_jup = 3.603 
[ 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 12.84   n/a E2021B10  
diameter diameter 7.868 km 0.153 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.567 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Pravec, P.; Wolf, M.; Sarounova, L. (2007) http://www.asu.cas.cz/~ppravec/neo.htm]
[Shipley, H.; Dillard, A.; Kendall, J.; Reichert, M.; et al. (2008) Minor Planet Bull. 35, 99-101.]
[Hanus, J.; Durech, J.; Broz, M.; Marciniak, A.; et al. (2013) Astron. Astrophys. 551, A67.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.197   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3722 Urata (1927 UE)          Discovered 1927-Oct-29 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1927 UE = 1937 UL = 1937 VP = 1967 TA = 1984 YV2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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