Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
20268 Racollier (1998 FC28)
Classification: Main-belt Asteroid          SPK-ID: 2020268
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1292604182255157 3.4452e-08  
a 2.374788152178179 7.9601e-09 au
q 2.067822042430628 8.1188e-08 au
i 6.254442494589494 3.9392e-06 deg
node 182.9544600324018 2.6671e-05 deg
peri 198.1272129074002 2.9345e-05 deg
M 165.9710613487358 1.1961e-05 deg
tp 2458384.237689786346
(2018-Sep-22.73768979)
4.4072e-05 TDB
period 1336.705506815785
3.66
6.7208e-06
1.84e-08
d
yr
n .2693188575676396 1.3541e-09 deg/d
Q 2.68175426192573 8.989e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1692  
   data-arc span      9610 days (26.31 yr)  
   first obs. used      1994-02-02  
   last obs. used      2020-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50416  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:03:50  

Additional Information
 Earth MOID = 1.07105 au 
 Jupiter MOID = 2.77498 au 
 T_jup = 3.523 
[ 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 14.78   n/a E2021B10  
rotation period rot_per 5.25974 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

20268 Racollier           Discovered 1998 Mar. 20 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Rachael Theresa Collier (b. 1986) is a finalist in the 2004 Intel Science Talent Search, a science competition for high school seniors, for her environmental science project. She attends the Mediapolis High School, Mediapolis, Iowa.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040415/MPCPages.arcLast Updated: 2004-04-20

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2025-Apr-26 06:20 < 00:01 Hebe 0.0386323602153907 0.0386314978901888 0.0386332227404386 4.08009699493193 4.08009695549203 2460791.763866296 0.646758981121268 181.214162632263 26.5405585921978 -79.1311427056406 213800.115077069 T 31 CATAB v2.0f-lin.ifort 2020-Nov-13 02:03:53 2020-Nov-13 02:03
2030-Jul-06 09:06 < 00:01 Hebe 0.0332091735048553 0.0332059188471749 0.0332124283240743 3.92552814005139 3.92552809236424 2462688.879303128 0.740503001701763 199.99623241597 26.7626303691147 36.1860446261927 111342.018426666 T 31 CATAB v2.0f-lin.ifort 2020-Nov-13 02:03:53 2020-Nov-13 02:03
2157-May-12 22:22 00:04 Iris 0.0397771534467134 0.0397731752873937 0.039781150119642 3.47825159041847 3.47825154886777 2509020.431917569 4.43325957606746 1389.53332384862 36.22847006513 -81.9203618365709 162503.767126517 T 31 CATAB v2.0f-lin.ifort 2020-Nov-13 02:03:53 2020-Nov-13 02:03

Alternate Designations
 1998 FC28 = 1996 TQ14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Feb-28 21:44 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin