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15475 (1999 BQ14)
Classification: Main-belt Asteroid          SPK-ID: 2015475
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2204405169798248 2.8401e-08  
a 2.327521304434309 5.8151e-09 au
q 1.814441304803253 6.476e-08 au
i 6.569334307542745 3.1742e-06 deg
node 147.5728681419861 2.9525e-05 deg
peri 241.0417579426209 3.077e-05 deg
M 74.50120290204578 7.6635e-06 deg
tp 2458732.089371872129
(2019-Sep-05.58937187)
2.7588e-05 TDB
period 1296.996858602133
3.55
4.8606e-06
1.331e-08
d
yr
n .2775642806012636 1.0402e-09 deg/d
Q 2.840601304065364 7.0969e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1600  
   data-arc span      23578 days (64.55 yr)  
   first obs. used      1955-10-23  
   last obs. used      2020-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52284  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:33:26  

Additional Information
 Earth MOID = .829463 au 
 Jupiter MOID = 2.6274 au 
 T_jup = 3.532 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457154.5 (2015-May-12.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2209304581214841 2.8434e-08  
q 1.81310511689391 6.4831e-08 au
tp 2457432.923745474965
(2016-Feb-14.42374547)
2.7692e-05 TDB
node 147.704568584939 2.9485e-05 deg
peri 240.4615432270227 3.0724e-05 deg
i 6.573532132653461 3.1764e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1600  
   data-arc span      23578 days (64.55 yr)  
   first obs. used      1955-10-23  
   last obs. used      2020-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52284  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:33:26  

Additional Information
 Jupiter MOID = 2.6274 au 
 T_jup = 3.532 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.084667029377599E-16 -1.839443434795832E-15 7.654663743998012E-14 4.580606809538668E-16 2.251190720661251E-14 -2.939007531335805E-15
q -1.839443434795832E-15 4.203024683664396E-15 -1.949156944502644E-13 -1.462838218822521E-16 -5.929261485242131E-14 6.6655011561279E-15
tp 7.654663743998012E-14 -1.949156944502644E-13 7.668694645433894E-10 3.141003138412964E-12 2.492683149570845E-10 -1.876896835338128E-12
node 4.580606809538668E-16 -1.462838218822521E-16 3.141003138412964E-12 8.693713569576945E-10 -8.6223856103527E-10 -8.815380909237392E-12
peri 2.251190720661251E-14 -5.929261485242131E-14 2.492683149570845E-10 -8.6223856103527E-10 9.439721342897756E-10 8.146212448771065E-12
i -2.939007531335805E-15 6.6655011561279E-15 -1.876896835338128E-12 -8.815380909237392E-12 8.146212448771065E-12 1.008922893185782E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7   n/a MPO502287  
diameter diameter 3.025 km 0.629 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.279   0.163 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15475 (1999 BQ14)          Discovered 1999-Jan-24 by Zoltowski, F. B. at Woomera
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 BQ14 = 1994 YD2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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