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154808 (2004 PF104)
Classification: Main-belt Asteroid          SPK-ID: 2154808
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1177604177852582 7.0163e-08  
a 2.523157045495292 2.9964e-08 au
q 2.226029017679949 1.8755e-07 au
i 17.47736690029094 7.1882e-06 deg
node 33.08134457940323 2.5968e-05 deg
peri 244.0663043216991 5.5667e-05 deg
M 4.51437424540069 6.0966e-05 deg
tp 2458982.142653324754
(2020-May-12.64265332)
0.00024772 TDB
period 1463.911595238605
4.01
2.6077e-05
7.139e-08
d
yr
n .2459164891998298 4.3805e-09 deg/d
Q 2.820285073310636 3.3492e-08 au
  Orbit Determination Parameters
   # obs. used (total)      328  
   data-arc span      6387 days (17.49 yr)  
   first obs. used      2001-11-11  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65065  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:28:57  

Additional Information
 Earth MOID = 1.26571 au 
 Jupiter MOID = 2.32482 au 
 T_jup = 3.381 
[ 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 15.5   n/a MPO432989  

154808 (2004 PF104)          Discovered 2004-Aug-12 by Siding Spring Survey at Siding Spring
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ 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
1913-Sep-12 15:08 00:02 Thisb 0.0481941689949885 0.0481609349833297 0.0482274175775542 6.46637831600233 6.46637829412375 2420023.130421029 1.80546406085914 2119.84057735767 51.5506226280885 38.5886762909055 87252.5866339927 T 17 CATAB v2.0e-lin.ifort 2019-May-30 07:29:00 2019-May-30 07:29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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