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15715 (1989 UN1)
Classification: Main-belt Asteroid          SPK-ID: 2015715
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 .2864706503390653 3.9181e-08  
a 2.548886439191557 1.3003e-08 au
q 1.818705283315927 9.6709e-08 au
i 4.814476761012876 4.2332e-06 deg
node 213.431069393699 4.9354e-05 deg
peri 184.7461230567736 5.0556e-05 deg
M 235.1505232981513 1.6634e-05 deg
tp 2459715.975920194320
(2022-May-16.47592019)
7.1981e-05 TDB
period 1486.360505243571
4.07
1.1374e-05
3.114e-08
d
yr
n .2422023450771161 1.8534e-09 deg/d
Q 3.279067595067187 1.6729e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1236  
   data-arc span      12644 days (34.62 yr)  
   first obs. used      1985-11-10  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59431  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:06:41  

Additional Information
 Earth MOID = .825285 au 
 Jupiter MOID = 2.1504 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 14.75   n/a E2021B10  
rotation period rot_per 5.33288 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.]

15715 (1989 UN1)          Discovered 1989-Oct-28 by Mizuno, Y., Furuta, T. at Kani
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1989 UN1 = 1985 VN3 = 1993 TY 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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