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27447 Ichunlin (2000 GH5)
Classification: Main-belt Asteroid          SPK-ID: 2027447
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05421475001932627 3.9337e-08  
a 2.381743666512498 9.1863e-09 au
q 2.252618029022409 9.4342e-08 au
i 5.92658308098581 4.5849e-06 deg
node 339.1711820670357 3.8293e-05 deg
peri 159.3055542103241 5.4671e-05 deg
M 223.6005884922079 3.8779e-05 deg
tp 2459509.187365749856
(2021-Oct-21.68736575)
0.00014484 TDB
period 1342.582417663045
3.68
7.7674e-06
2.127e-08
d
yr
n .2681399631514845 1.5513e-09 deg/d
Q 2.510869304002587 9.6843e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1392  
   data-arc span      15002 days (41.07 yr)  
   first obs. used      1979-08-26  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52801  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 17:14:39  

Additional Information
 Earth MOID = 1.26628 au 
 Jupiter MOID = 2.48631 au 
 T_jup = 3.529 
[ 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 14.4   n/a MPO279801  
diameter diameter 3.321 km 0.329 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.335   0.087 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27447 Ichunlin           Discovered 2000 Apr. 4 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
I-Chun Florence Lin (b. 1997) is a finalist in the 2011 Broadcom MASTERS, a math and science competition for middle-school students, for her physical sciences project. She attends the Schimelpfenig Middle School, Plano, Texas.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20111210/MPCPages.arcLast Updated: 2011-12-12

[ 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
1954-Oct-05 17:57 00:13 Amphi 0.0390905197886352 0.0390843494090049 0.0390966904314161 1.06076057758878 1.06076043895015 2435021.247741821 13.2402760418095 342.762307545469 40.4632168165443 27.5370835234016 68016.6094890302 T 24 CATAB v2.0f-lin.ifort 2020-Oct-22 17:14:57 2020-Oct-22 17:15
2024-Dec-22 17:22 < 00:01 Eunom 0.0343249085024583 0.034321889336412 0.0343279276901382 4.62968352060512 4.62968343227004 2460667.223895128 0.463505695953794 156.897555712233 41.0053582342607 17.1225412244382 48308.8614085167 T 24 CATAB v2.0f-lin.ifort 2020-Oct-22 17:14:57 2020-Oct-22 17:15

Alternate Designations
 2000 GH5 = 1979 QD5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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