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227928 (2007 GT1)
Classification: Main-belt Asteroid          SPK-ID: 2227928
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1776324729219772 4.2619e-08  
a 3.134449794555169 2.843e-08 au
q 2.577669726298551 1.3209e-07 au
i 2.453420952116141 6.9142e-06 deg
node 38.46819234419157 0.00011622 deg
peri 244.4205734238743 0.00011817 deg
M 98.41209149353078 2.2084e-05 deg
tp 2458646.402277851887
(2019-Jun-11.90227785)
0.00012124 TDB
period 2026.937716148766
5.55
2.7577e-05
7.55e-08
d
yr
n .1776078254066974 2.4164e-09 deg/d
Q 3.691229862811787 3.348e-08 au
  Orbit Determination Parameters
   # obs. used (total)      285  
   data-arc span      10306 days (28.22 yr)  
   first obs. used      1992-09-29  
   last obs. used      2020-12-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61625  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:41:42  

Additional Information
 Earth MOID = 1.56055 au 
 Jupiter MOID = 1.47298 au 
 T_jup = 3.186 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457457.5 (2016-Mar-10.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1785812611383035 4.2161e-08  
q 2.574006078899179 1.3055e-07 au
tp 2456623.473659257582
(2013-Nov-26.97365926)
0.00011426 TDB
node 38.50730200012003 0.00011601 deg
peri 245.0733535513016 0.00011796 deg
i 2.45697907182963 6.9215e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      285  
   data-arc span      10306 days (28.22 yr)  
   first obs. used      1992-09-29  
   last obs. used      2020-12-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61625  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:41:42  

Additional Information
 Jupiter MOID = 1.47298 au 
 T_jup = 3.186 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.777567328532833E-15 -5.417703521042177E-15 1.134803249718306E-13 4.306738339644433E-16 -4.8735172631144E-14 -1.325385009586508E-16
q -5.417703521042177E-15 1.704258730246117E-14 1.028252030687174E-14 -3.635190350988716E-15 2.554487205119689E-13 6.768139831838145E-16
tp 1.134803249718306E-13 1.028252030687174E-14 1.305562670679014E-8 -3.060163211592974E-11 2.458104005674569E-9 -2.514168719791078E-12
node 4.306738339644433E-16 -3.635190350988716E-15 -3.060163211592974E-11 1.345765065565963E-8 -1.345050502481629E-8 -2.836049887458144E-10
peri -4.8735172631144E-14 2.554487205119689E-13 2.458104005674569E-9 -1.345050502481629E-8 1.391502061069777E-8 2.82901830582687E-10
i -1.325385009586508E-16 6.768139831838145E-16 -2.514168719791078E-12 -2.836049887458144E-10 2.82901830582687E-10 4.790670316099237E-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 15.89   n/a E2021B55  
diameter diameter 4.955 km 0.568 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.034   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

227928 (2007 GT1)          Discovered 2007-Apr-06 by Ory, M. at Vicques
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ 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
1956-Jan-31 17:41 00:03 Jupiter 1.92761009938055 1.92760807375698 1.9276121250027 2.4349574341069 2.24726187215342 2435504.236861038 2.86228919402418 100.297714683729 32.0977743774991 -72.6809205056219 881353.580643885 T 18 CATAB v2.0f-lin.ifort 2021-Apr-14 00:41:42 2021-Apr-14 00:41
1966-Jun-23 09:53 00:02 Jupiter 1.53853262196045 1.53853168733534 1.53853355658067 1.19770747400032 0.5774294791014 2439299.912073339 2.32967019908777 1172.82888408256 320.571440095157 -4.90809559459994 1134483.18691961 T 18 CATAB v2.0f-lin.ifort 2021-Apr-14 00:41:42 2021-Apr-14 00:41
1976-Nov-09 06:47 00:02 Jupiter 1.58295087905545 1.5829499415794 1.5829518165316 1.7065067541874 1.35719697453061 2443091.782472754 1.7846869271864 165.355842664512 79.7158204447102 51.6709619828002 1221215.83637602 T 18 CATAB v2.0f-lin.ifort 2021-Apr-14 00:41:42 2021-Apr-14 00:41
2050-Sep-02 19:46 00:02 Jupiter 1.79031709047885 1.79031617891051 1.79031800204637 1.93375299259959 1.67127926719123 2470052.323677912 1.64058150735686 92.8993934876237 23.2226252129952 88.6620015904132 1333419.94321717 T 18 CATAB v2.0f-lin.ifort 2021-Apr-14 00:41:42 2021-Apr-14 00:41
2061-Jan-24 14:54 00:02 Jupiter 1.49864806392392 1.49864759222776 1.49864853562339 1.13259801110414 0.390379435477786 2473849.120987644 2.23659195560654 3102.56968498097 603.084017830562 -10.4226013137688 1852983.03792808 T 18 CATAB v2.0f-lin.ifort 2021-Apr-14 00:41:42 2021-Apr-14 00:41
2071-Jun-10 05:08 00:03 Jupiter 1.68410230886019 1.6841007849784 1.68410383274352 2.19660060271993 1.95426465516851 2477637.714084732 2.92264792282882 150.847911754251 15.5067641547089 86.3104193666667 1435798.68110222 T 18 CATAB v2.0f-lin.ifort 2021-Apr-14 00:41:42 2021-Apr-14 00:41
2145-Apr-09 20:59 00:06 Jupiter 1.68471382807103 1.68471099580261 1.68471666032299 1.58097305627335 1.22226718162798 2504604.374239728 6.20714223820828 286.446076556894 119.680449123866 2.23984065945058 411931.412093747 T 18 CATAB v2.0f-lin.ifort 2021-Apr-14 00:41:42 2021-Apr-14 00:41
2155-Sep-02 21:07 00:07 Jupiter 1.51400135718188 1.51400038492209 1.51400232944917 1.24314785963776 0.653067768292086 2508402.379529912 6.8728045570609 1870.18272960854 258.856887828599 -14.3103503649606 1045441.05011354 T 18 CATAB v2.0f-lin.ifort 2021-Apr-14 00:41:42 2021-Apr-14 00:41
2166-Jan-10 11:04 00:08 Jupiter 1.81015469648078 1.81015067224071 1.81015872073712 2.82714042504843 2.65647633003366 2512184.961029023 7.50014421197698 359.504106363165 17.7239022781303 -73.9744151043829 1608533.74246588 T 18 CATAB v2.0f-lin.ifort 2021-Apr-14 00:41:42 2021-Apr-14 00:41
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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