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85275 (1994 LY)
Classification: Amor [NEO]          SPK-ID: 2085275
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 368 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4421269651640894 1.7217e-08  
a 1.891091746521731 1.5401e-09 au
q 1.05498909178522 3.2327e-08 au
i 17.71639961505284 3.9688e-06 deg
node 141.1525552768807 6.2682e-06 deg
peri 202.840890039704 7.7303e-06 deg
M 111.583561950374 2.7909e-06 deg
tp 2459102.081533938810
(2020-Sep-09.58153394)
7.4032e-06 TDB
period 949.8768987959635
2.60
1.1604e-06
3.177e-09
d
yr
n .3789964788661832 4.6298e-10 deg/d
Q 2.72719440125824 2.221e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3531  
   data-arc span      9752 days (26.70 yr)  
   first obs. used      1994-06-05  
   last obs. used      2021-02-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .30642  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-02 05:55:20  

Additional Information
 Earth MOID = .0639918 au 
 Jupiter MOID = 2.7069 au 
 T_jup = 3.782 
[ 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 16.35   n/a E2021B10  
diameter diameter 2.506 km 1.179 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 2.6967 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2007) http://www.asu.cas.cz/~ppravec/neo.htm]
[Brinsfield, J.W. (2008) Minor Planet Bull. 35, 23-24.]
[Apostolovska, G.; Ivanova, V. Kostov, A. (2009) Minor Planet Bull. 36, 27-28.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2020) http://www.asu.cas.cz/~ppravec/neo.htm]
[Warner, B.D.; Stephens, R.D.; Harris, A.W. (2020) Minor Planet Bull. 47, 305-308.]
geometric albedo albedo 0.093   0.136 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

85275 (1994 LY)          Discovered 1994-Jun-11 by Helin, E. F. at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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