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160827 (2000 XA8)
Classification: Main-belt Asteroid          SPK-ID: 2160827
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2235781482704773 3.625e-08  
a 2.37219496145592 8.8933e-09 au
q 1.841824004637049 8.6774e-08 au
i 5.083842894469859 4.7926e-06 deg
node 340.940321522167 3.624e-05 deg
peri 51.09170468232729 3.7483e-05 deg
M 203.2253164810898 9.2737e-06 deg
tp 2459781.662291541593
(2022-Jul-21.16229154)
3.5518e-05 TDB
period 1334.516646813945
3.65
7.5046e-06
2.055e-08
d
yr
n .2697605914916625 1.517e-09 deg/d
Q 2.90256591827479 1.0882e-08 au
  Orbit Determination Parameters
   # obs. used (total)      955  
   data-arc span      9602 days (26.29 yr)  
   first obs. used      1994-01-13  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43727  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 01:36:31  

Additional Information
 Earth MOID = .851167 au 
 Jupiter MOID = 2.5659 au 
 T_jup = 3.505 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457326.5 (2015-Oct-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2219208892222082 3.6187e-08  
q 1.846742586479879 8.6492e-08 au
tp 2457110.030937254898
(2015-Mar-28.53093725)
3.3377e-05 TDB
node 341.0239726131802 3.6147e-05 deg
peri 50.77377887184693 3.7432e-05 deg
i 5.09022786414144 4.7953e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      955  
   data-arc span      9602 days (26.29 yr)  
   first obs. used      1994-01-13  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43727  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 01:36:31  

Additional Information
 Jupiter MOID = 2.5659 au 
 T_jup = 3.505 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.309480601205196E-15 -3.119861187923164E-15 -5.388818560838416E-13 1.484316375425286E-14 -1.740741441960219E-13 -2.057299429909105E-15
q -3.119861187923164E-15 7.48094734243874E-15 1.268969041188843E-12 -3.5554386974411E-14 4.12998274157544E-13 5.206099814260715E-15
tp -5.388818560838416E-13 1.268969041188843E-12 1.114015780325268E-9 -1.051061050746225E-11 3.31126539865299E-10 2.227034755414517E-12
node 1.484316375425286E-14 -3.5554386974411E-14 -1.051061050746225E-11 1.306579333786215E-9 -1.303957152841816E-9 1.376869337743926E-11
peri -1.740741441960219E-13 4.12998274157544E-13 3.31126539865299E-10 -1.303957152841816E-9 1.401146716179852E-9 -1.306746137447861E-11
i -2.057299429909105E-15 5.206099814260715E-15 2.227034755414517E-12 1.376869337743926E-11 -1.306746137447861E-11 2.299443519727988E-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 15.79   n/a E2021B55  

160827 (2000 XA8)          Discovered 2000-Dec-01 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ 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
2039-Jan-13 01:55 00:05 Hygie 0.0452083464358459 0.0452053944742134 0.0452112984580559 3.26740450335971 3.26740424179393 2465801.579689823 4.96861567080642 170.56922591069 47.0901719559739 31.9935294875534 82967.9435058645 T 26 CATAB v2.0f-lin.ifort 2020-May-21 01:36:50 2020-May-21 01:36
2166-Dec-20 15:49 00:03 Iris 0.0378147531571658 0.0377755445519028 0.0378539618440484 2.02927311799283 2.02927304307741 2512529.158743935 2.9433544610196 1952.17541140749 47.2764189742932 2.24273627702807 5492.27913121617 T 26 CATAB v2.0f-lin.ifort 2020-May-21 01:36:50 2020-May-21 01:36
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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