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11994 (1995 YP)
Classification: Main-belt Asteroid          SPK-ID: 2011994
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 82 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01221419162761047 1.4798e-08  
a 2.869790038871211 1.1871e-08 au
q 2.83473787340543 4.6129e-08 au
i 3.211894914618806 9.4736e-07 deg
node 112.7268731618607 1.5296e-05 deg
peri 151.7883929508405 9.973e-05 deg
M 247.4192065719329 0.00010216 deg
tp 2459755.809901030472
(2022-Jun-25.30990103)		 0.00050401 TDB
period 1775.71642803088
4.86		 1.1018e-05
3.017e-08		 d
yr
n .2027350731891407 1.2579e-09 deg/d
Q 2.904842204336991 1.2016e-08 au
   Orbit Determination Parameters
   # obs. used (total)      2572  
   data-arc span      14268 days (39.06 yr)  
   first obs. used      1982-02-20  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47256  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 23:04:31  

Additional Information
 Earth MOID = 1.81728 au 
 Jupiter MOID = 2.0747 au 
 T_jup = 3.296 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.39   n/a E2021B10  
diameter diameter 5.869 km 0.105 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.269   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11994 (1995 YP)          Discovered 1995-Dec-19 by Kobayashi, T. at Oizumi
Reference: 19991026/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 YP = 1982 DD3 = 1982 HM2 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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