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JPL Small-Body Database Browser
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27309 Serenamccalla (2000 AC233)
Classification: Main-belt Asteroid          SPK-ID: 2027309
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1318411917589378 5.0888e-08  
a 2.36138768573748 1.2735e-08 au
q 2.050059519044971 1.2143e-07 au
i 5.262985088908621 6.2623e-06 deg
node 357.8399443380683 6.4116e-05 deg
peri 170.280326163995 6.8733e-05 deg
M 188.7527382278881 2.4502e-05 deg
tp 2459630.978822202747
(2022-Feb-20.47882220)
9.1443e-05 TDB
period 1325.40732998717
3.63
1.0722e-05
2.936e-08
d
yr
n .2716146137531054 2.1973e-09 deg/d
Q 2.672715852429989 1.4414e-08 au
  Orbit Determination Parameters
   # obs. used (total)      549  
   data-arc span      13213 days (36.18 yr)  
   first obs. used      1982-02-28  
   last obs. used      2018-05-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5644  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:02:51  

Additional Information
 Earth MOID = 1.05663 au 
 Jupiter MOID = 2.29635 au 
 T_jup = 3.533 
[ 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 16.0   n/a MPO337489  

27309 Serenamccalla           Discovered 2000 Jan. 4 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Serena McCalla mentored a finalist in the 2011 Intel Science Talent Search, a science competition for high-school seniors. She teaches at the Jericho Senior High School, Jericho, New York, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110319/MPCPages.arcLast Updated: 2011-03-23

[ 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
2157-Nov-20 19:12 00:04 Amphi 0.0188337843374356 0.0188295419034639 0.0188380506601449 2.91578034267713 2.91578023799305 2509212.300162281 3.95276072811858 1132.4164879675 66.2490306358856 79.7466746378448 41810.5630512788 T 17 CATAB v2.0e-lin.ifort 2019-Jul-13 01:02:54 2019-Jul-13 01:02

Alternate Designations
 2000 AC233 = 1982 DL4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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