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187949 (2001 KX74)
Classification: Main-belt Asteroid          SPK-ID: 2187949
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1408144529947143 4.5151e-08  
a 2.291787882478303 1.2494e-08 au
q 1.969071025427206 1.0169e-07 au
i 5.205623630723494 4.872e-06 deg
node 214.556396954434 5.3149e-05 deg
peri 38.69848870248943 5.6009e-05 deg
M 215.2198093222952 1.8769e-05 deg
tp 2459710.143745279305
(2022-May-10.64374528)
6.7986e-05 TDB
period 1267.243449823713
3.47
1.0363e-05
2.837e-08
d
yr
n .2840811685000855 2.3231e-09 deg/d
Q 2.614504739529399 1.4254e-08 au
  Orbit Determination Parameters
   # obs. used (total)      300  
   data-arc span      9240 days (25.30 yr)  
   first obs. used      1995-10-02  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58326  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:57:28  

Additional Information
 Earth MOID = .956424 au 
 Jupiter MOID = 2.41843 au 
 T_jup = 3.579 
[ 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 17.16   n/a MPCxxxxx  

187949 (2001 KX74)          Discovered 2001-May-27 by NEAT at Haleakala
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20

[ 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
1974-Oct-21 00:19 < 00:01 Amphi 0.0399246648197963 0.0399144608289181 0.0399348688335647 5.27556037955284 5.2755603522591 2442341.513027843 0.550209207066983 510.956649152585 48.666551741423 -5.41522114905387 16412.0023997501 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 21:57:29 2021-Apr-13 21:57
1985-Oct-22 05:04 00:04 Psych 0.0343795160442792 0.034376532793761 0.0343824996633788 2.83063987755842 2.83063975323046 2446360.710766608 4.40904791146462 238.433377381681 46.5811369583205 52.9256272018396 88885.8245936179 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 21:57:29 2021-Apr-13 21:57
2066-Jul-24 11:12 < 00:01 Iris 0.0123024909856071 0.0122913445074673 0.0123136485717995 7.39167917009573 7.39167910687829 2475855.966481115 0.920324471737679 807.65504965569 55.6406954183597 -46.6371129701148 24092.8736989444 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 21:57:29 2021-Apr-13 21:57

Alternate Designations
 2001 KX74 = 2005 QK40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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