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18454 (1995 BF1)
Classification: Main-belt Asteroid          SPK-ID: 2018454
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 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07684964131263566 1.9279e-08  
a 2.201897403051112 5.9602e-09 au
q 2.03268237741941 4.2686e-08 au
i 4.013848801867497 3.4682e-07 deg
node 296.3654904191798 1.4563e-05 deg
peri 274.6180466132076 1.9632e-05 deg
M 252.9021289771493 1.1922e-05 deg
tp 2459555.535992384470
(2021-Dec-07.03599238)
3.9959e-05 TDB
period 1193.42201705521
3.27
4.8456e-06
1.327e-08
d
yr
n .301653559977305 1.2248e-09 deg/d
Q 2.371112428682814 6.4182e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2300  
   data-arc span      25296 days (69.26 yr)  
   first obs. used      1951-12-01  
   last obs. used      2021-03-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47589  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:29:34  

Additional Information
 Earth MOID = 1.03036 au 
 Jupiter MOID = 2.60687 au 
 T_jup = 3.657 
[ 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 14.29   n/a E2021B10  
rotation period rot_per 16.196 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]

18454 (1995 BF1)          Discovered 1995-Jan-23 by Otomo, S. at Kiyosato
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 BF1 = 1982 BB13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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