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67012 (1999 XL124)
Classification: Main-belt Asteroid          SPK-ID: 2067012
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1626943827019255 4.3445e-08  
a 2.770374020170346 1.3956e-08 au
q 2.31964972910528 1.2206e-07 au
i 9.347123713946441 5.0572e-06 deg
node 29.42213939686436 2.3463e-05 deg
peri 298.9475140711187 2.6554e-05 deg
M 316.8902953943297 1.3673e-05 deg
tp 2459598.187313848883
(2022-Jan-18.68731385)
6.4402e-05 TDB
period 1684.247981974057
4.61
1.2727e-05
3.484e-08
d
yr
n .2137452464559611 1.6151e-09 deg/d
Q 3.221098311235412 1.6227e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1573  
   data-arc span      7532 days (20.62 yr)  
   first obs. used      1999-10-12  
   last obs. used      2020-05-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5059  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:26:43  

Additional Information
 Earth MOID = 1.32588 au 
 Jupiter MOID = 2.20957 au 
 T_jup = 3.299 
[ show covariance matrix ]

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 14.12   n/a E2021B10  
diameter diameter 4.217 km 1.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.329   0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

67012 (1999 XL124)          Discovered 1999-Dec-07 by CSS at Catalina
Reference: 20030910/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
2067-Feb-26 01:02 < 00:01 Hygie 0.0412233970885244 0.0412102267685169 0.0412365676480676 4.49186953382933 4.49186932517302 2476072.543085461 0.692939711463446 674.438395643485 43.2189505303849 -13.4946232542204 34411.144755857 T 32 CATAB v2.0f-lin.ifort 2021-Apr-13 12:26:47 2021-Apr-13 12:26

Alternate Designations
 1999 XL124 = 2001 DM9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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