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27868 (1995 MY1)
Classification: Main-belt Asteroid          SPK-ID: 2027868
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06297373929928086 3.8884e-08  
a 3.038850692407441 2.013e-08 au
q 2.847482901134335 1.167e-07 au
i 8.892344537397813 4.5618e-06 deg
node 171.9636139375612 2.3454e-05 deg
peri 137.0079030084716 3.9501e-05 deg
M 199.4576548040019 3.3064e-05 deg
tp 2459863.378350270584
(2022-Oct-10.87835027)
0.00018003 TDB
period 1934.917580269368
5.30
1.9226e-05
5.264e-08
d
yr
n .1860544364633262 1.8487e-09 deg/d
Q 3.230218483680546 2.1397e-08 au
  Orbit Determination Parameters
   # obs. used (total)      948  
   data-arc span      10350 days (28.34 yr)  
   first obs. used      1991-10-03  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58129  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:11:52  

Additional Information
 Earth MOID = 1.84142 au 
 Jupiter MOID = 1.98348 au 
 T_jup = 3.219 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457208.5 (2015-Jul-05.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06174465525371823 3.8642e-08  
q 2.853292110492145 1.1541e-07 au
tp 2457921.082717003979
(2017-Jun-16.58271700)
0.0001799 TDB
node 171.9861176084937 2.3454e-05 deg
peri 135.5058571458361 4.0135e-05 deg
i 8.889677467484811 4.5615e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      948  
   data-arc span      10350 days (28.34 yr)  
   first obs. used      1991-10-03  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58129  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:11:52  

Additional Information
 Jupiter MOID = 1.98348 au 
 T_jup = 3.219 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.493208695272449E-15 -4.40086252963462E-15 1.878970696623966E-12 5.266641314035543E-15 3.213300275141225E-13 1.871855857294943E-15
q -4.40086252963462E-15 1.331952818958143E-14 -5.01057719776472E-12 -1.633685670800706E-14 -8.774440779731744E-13 -5.739090644067607E-15
tp 1.878970696623966E-12 -5.01057719776472E-12 3.236285670268691E-8 1.877108559881771E-12 5.868294927361588E-9 -9.256713800007887E-13
node 5.266641314035543E-15 -1.633685670800706E-14 1.877108559881771E-12 5.500840074908019E-10 -5.428195808395269E-10 -1.155562797738205E-11
peri 3.213300275141225E-13 -8.774440779731744E-13 5.868294927361588E-9 -5.428195808395269E-10 1.610800486761933E-9 1.124676619801735E-11
i 1.871855857294943E-15 -5.739090644067607E-15 -9.256713800007887E-13 -1.155562797738205E-11 1.124676619801735E-11 2.080729943459793E-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 14.6   n/a MPO431820  

27868 (1995 MY1)          Discovered 1995-Jun-23 by Spacewatch at Kitt Peak
Reference: 20010902/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
1928-Jul-08 16:30 00:03 Jupiter 1.98324824370162 1.98324779638945 1.98324869101558 4.25654328591263 4.15499503568698 2425436.187186763 2.49318598229146 172.806275760416 15.98007462632 -87.1751343129549 3776055.78893402 T 25 CATAB v2.0f-lin.ifort 2020-Feb-23 01:12:00 2020-Feb-23 01:12
1976-May-10 02:13 00:01 Jupiter 1.97749363295975 1.97749327441046 1.97749399150904 3.96281377335626 3.85321038926418 2442908.592575074 1.15499292960057 78.7778085707881 15.0945196092716 87.6524483259682 3719321.68849186 T 25 CATAB v2.0f-lin.ifort 2020-Feb-23 01:12:00 2020-Feb-23 01:12
2024-Mar-13 09:05 < 00:01 Jupiter 1.98264151016911 1.9826411445551 1.98264187578324 3.64775561499729 3.52869418210644 2460382.878674743 0.30665186637368 41.0262012690542 13.6502615043418 78.9164735928979 4125318.38865174 T 25 CATAB v2.0f-lin.ifort 2020-Feb-23 01:12:00 2020-Feb-23 01:12
2072-Jan-18 16:18 00:02 Jupiter 1.99419780668683 1.99419741465806 1.99419819871582 3.34638781891369 3.21695888612002 2477860.179382442 1.7161481433503 71.8188293764438 12.47489853822 78.2113708338427 3774131.33373228 T 25 CATAB v2.0f-lin.ifort 2020-Feb-23 01:12:00 2020-Feb-23 01:12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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