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17738 (1998 BS15)
Classification: Main-belt Asteroid          SPK-ID: 2017738
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1819963288220396 1.7462e-08  
a 2.264685505468416 6.5828e-09 au
q 1.852521057536679 4.0738e-08 au
i 6.491072864976773 5.9212e-07 deg
node 337.4875025193025 4.0709e-06 deg
peri 99.84203332726032 6.1354e-06 deg
M 294.3553440901709 4.5444e-06 deg
tp 2459427.490223823911
(2021-Jul-31.99022382)
1.6444e-05 TDB
period 1244.830663578395
3.41
5.4275e-06
1.486e-08
d
yr
n .2891959609712237 1.2609e-09 deg/d
Q 2.676849953400153 7.7808e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2553  
   data-arc span      16202 days (44.36 yr)  
   first obs. used      1976-09-28  
   last obs. used      2021-02-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37427  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:11:25  

Additional Information
 Earth MOID = .880565 au 
 Jupiter MOID = 2.58823 au 
 T_jup = 3.587 
[ 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 13.29   n/a E2021B10  
diameter diameter 6.121 km 0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.235 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2008) Minor Planet Bull. 35, 67-71.]
geometric albedo albedo 0.247   0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17738 (1998 BS15)          Discovered 1998-Jan-24 by JPL/GEODSS NEAT at Haleakala
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 BS15 = 1976 SO8 = 1981 EV48 = 1983 VO7 = 1986 PV1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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