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JPL Small-Body Database Browser
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27378 (2000 EG55)
Classification: Main-belt Asteroid          SPK-ID: 2027378
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 .1122730715608376 4.4899e-08  
a 3.173907074322783 1.8851e-08 au
q 2.817562778239893 1.4252e-07 au
i 9.864172120345927 5.0338e-06 deg
node 58.56290004392279 2.299e-05 deg
peri 174.3488669801992 2.9704e-05 deg
M 181.1414468599609 2.1245e-05 deg
tp 2460026.617159666316
(2023-Mar-23.11715967)
0.00012622 TDB
period 2065.331352594843
5.65
1.84e-05
5.038e-08
d
yr
n .1743061710401592 1.5529e-09 deg/d
Q 3.530251370405673 2.0968e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1390  
   data-arc span      10314 days (28.24 yr)  
   first obs. used      1991-11-01  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53037  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:02:12  

Additional Information
 Earth MOID = 1.80661 au 
 Jupiter MOID = 1.46668 au 
 T_jup = 3.169 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456907.5 (2014-Sep-07.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1143441166857077 4.4313e-08  
q 2.808478680170514 1.4067e-07 au
tp 2455903.884726168760
(2011-Dec-08.38472617)
0.0001122 TDB
node 58.65670957949654 2.3031e-05 deg
peri 175.2975301514701 2.9726e-05 deg
i 9.85936154990098 5.0304e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1390  
   data-arc span      10314 days (28.24 yr)  
   first obs. used      1991-11-01  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53037  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:02:12  

Additional Information
 Jupiter MOID = 1.46668 au 
 T_jup = 3.169 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.963651394000051E-15 -6.190124513941953E-15 -1.250508027979099E-12 1.237987698355284E-16 -2.025358583965166E-13 1.432744720225482E-16
q -6.190124513941953E-15 1.978877431569963E-14 4.371511751736028E-12 -1.611733364676176E-15 7.313080616350749E-13 2.368198849075796E-16
tp -1.250508027979099E-12 4.371511751736028E-12 1.258902962997008E-8 -1.017950994604242E-11 2.123863750007655E-9 2.138629283578016E-12
node 1.237987698355284E-16 -1.611733364676176E-15 -1.017950994604242E-11 5.304295409181981E-10 -5.24138085645683E-10 -3.095935134377261E-11
peri -2.025358583965166E-13 7.313080616350749E-13 2.123863750007655E-9 -5.24138085645683E-10 8.836060891276003E-10 3.08525985369744E-11
i 1.432744720225482E-16 2.368198849075796E-16 2.138629283578016E-12 -3.095935134377261E-11 3.08525985369744E-11 2.530479104657256E-11

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 13.5   n/a MPO358885  
diameter diameter 8.988 km 0.459 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.105   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27378 (2000 EG55)          Discovered 2000-Mar-10 by Spacewatch at Kitt Peak
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ 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
1919-Mar-17 07:40 00:03 Jupiter 1.99422723009638 1.99422518835174 1.99422927184408 3.24352878809883 3.10982388138245 2422034.819622620 3.02397711566694 165.344932299931 15.7790648690175 -57.1222329019238 3200660.07032048 T 31 CATAB v2.0f-lin.ifort 2020-Feb-23 01:02:25 2020-Feb-23 01:02
1930-Jan-10 13:04 00:02 Jupiter 1.6543114245475 1.65430997578008 1.65431287332602 2.8828315481937 2.69938873089878 2425987.044540819 2.4884734838021 238.588776744646 7.73926983188225 -73.7699540541396 2502331.91974661 T 31 CATAB v2.0f-lin.ifort 2020-Feb-23 01:02:25 2020-Feb-23 01:02
1940-Dec-01 23:40 00:02 Jupiter 1.50751728834458 1.50751683034143 1.50751774635056 2.74029942959834 2.52695651324002 2429965.485886843 1.96831437028785 185.33100701988 12.7244972932289 -84.0677432922562 2118712.7974551 T 31 CATAB v2.0f-lin.ifort 2020-Feb-23 01:02:25 2020-Feb-23 01:02
1951-Oct-12 11:19 00:02 Jupiter 1.65033281888362 1.6503318965874 1.65033374119457 2.58231544154954 2.37526127660835 2433931.971572027 1.74954618809708 330.334851520527 19.9937547961009 -83.0769354452286 2122988.39271521 T 31 CATAB v2.0f-lin.ifort 2020-Feb-23 01:02:25 2020-Feb-23 01:02
1962-Jul-14 05:41 00:01 Jupiter 1.95833559036603 1.95833467752263 1.95833650320966 3.17291084827847 3.0335325903383 2437859.737082959 1.44273174422287 80.8857607216429 29.1140446068744 -75.3501585160327 2647240.16567797 T 31 CATAB v2.0f-lin.ifort 2020-Feb-23 01:02:25 2020-Feb-23 01:02
2049-Jul-26 07:00 00:01 Jupiter 1.91201595812706 1.91201530114877 1.912016615106 2.94750411250889 2.79316685365815 2469648.791561872 1.07871702090472 74.2590076109174 9.46049490454293 -67.3375072083871 3687819.22997099 T 31 CATAB v2.0f-lin.ifort 2020-Feb-23 01:02:25 2020-Feb-23 01:02
2060-May-25 01:05 00:01 Jupiter 1.60553625180229 1.60553565187495 1.60553685173274 2.78582780222404 2.58953843477564 2473604.545239896 1.37583746381797 139.670899252275 5.43946599772148 -77.7635603110732 2478452.35812939 T 31 CATAB v2.0f-lin.ifort 2020-Feb-23 01:02:25 2020-Feb-23 01:02
2071-Apr-19 14:14 00:02 Jupiter 1.51687198024355 1.51687143943729 1.51687252105171 2.76692026140916 2.55715587090461 2477586.092786228 1.76781980468073 186.0314537808 17.1412872468683 -83.5931585022396 2269804.27059765 T 31 CATAB v2.0f-lin.ifort 2020-Feb-23 01:02:25 2020-Feb-23 01:02
2082-Feb-21 08:33 00:02 Jupiter 1.71345257388667 1.71345127266971 1.71345387512127 2.77286930241945 2.58846107548881 2481546.856310437 2.40182856304662 326.620726051581 22.5732744711577 -80.2775570742318 2319838.91948175 T 31 CATAB v2.0f-lin.ifort 2020-Feb-23 01:02:25 2020-Feb-23 01:02
2179-Dec-12 02:39 00:05 Jupiter 1.84691524042136 1.84691229553476 1.84691818532349 2.71901513659738 2.54476204645729 2517268.610658210 5.21776000426258 314.921657202246 8.52356264606272 -64.3484765086046 3066887.26089262 T 31 CATAB v2.0f-lin.ifort 2020-Feb-23 01:02:25 2020-Feb-23 01:02
2190-Oct-16 02:51 00:05 Jupiter 1.57488921614853 1.57488747482187 1.57489095751888 2.73000655749644 2.52532690876437 2521229.618766955 5.18926542011434 447.085736208395 5.19531907710643 -77.9023414609586 2318036.33121981 T 31 CATAB v2.0f-lin.ifort 2020-Feb-23 01:02:25 2020-Feb-23 01:02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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