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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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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

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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