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186754 (2004 CP74)
Classification: Main-belt Asteroid          SPK-ID: 2186754
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1299811763050387 4.2491e-08  
a 2.336603680307682 1.3928e-08 au
q 2.032889185382607 1.0535e-07 au
i 2.55500981192831 4.7978e-06 deg
node 148.8247852467186 0.00010526 deg
peri 309.3382269792053 0.00010953 deg
M 351.8404614722572 3.4473e-05 deg
tp 2459426.069168227829
(2021-Jul-30.56916823)
0.00012512 TDB
period 1304.595906475035
3.57
1.1664e-05
3.193e-08
d
yr
n .2759475161720423 2.4673e-09 deg/d
Q 2.640318175232756 1.5738e-08 au
  Orbit Determination Parameters
   # obs. used (total)      446  
   data-arc span      6683 days (18.30 yr)  
   first obs. used      2002-08-29  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54635  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:52:34  

Additional Information
 Earth MOID = 1.05105 au 
 Jupiter MOID = 2.49761 au 
 T_jup = 3.554 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457865.5 (2017-Apr-22.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1295702554837847 4.2752e-08  
q 2.034254790860675 1.0621e-07 au
tp 2458118.118496620317
(2017-Dec-30.61849662)
0.00011722 TDB
node 148.916112744139 0.00010545 deg
peri 308.5002384681806 0.00010973 deg
i 2.552635087419428 4.7943e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      446  
   data-arc span      6683 days (18.30 yr)  
   first obs. used      2002-08-29  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54635  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:52:34  

Additional Information
 Jupiter MOID = 2.49761 au 
 T_jup = 3.554 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.827758052390144E-15 -4.516389077392019E-15 -2.156289347873485E-12 1.872118170683712E-14 -5.123303260377331E-13 3.240552451599531E-16
q -4.516389077392019E-15 1.128002683662039E-14 6.026283089319836E-12 -5.122676774998602E-14 1.442950451228424E-12 -6.003983773927589E-16
tp -2.156289347873485E-12 6.026283089319836E-12 1.37411568369352E-8 -9.425447154052127E-11 3.577022101674861E-9 1.296219097436976E-12
node 1.872118170683712E-14 -5.122676774998602E-14 -9.425447154052127E-11 1.111895242877403E-8 -1.113119656347328E-8 1.261581941618997E-10
peri -5.123303260377331E-13 1.442950451228424E-12 3.577022101674861E-9 -1.113119656347328E-8 1.204013841465897E-8 -1.257237067885165E-10
i 3.240552451599531E-16 -6.003983773927589E-16 1.296219097436976E-12 1.261581941618997E-10 -1.257237067885165E-10 2.298486665395839E-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 17.03   n/a MPCxxxxx  

186754 (2004 CP74)          Discovered 2004-Feb-11 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ 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
2010-Nov-27 22:22 < 00:01 Iris 0.0257562937376966 0.0257552330276059 0.0257573544512466 4.58622499948233 4.58622495081536 2455528.432172212 0.460018539991579 67.5709180612508 49.4547892342583 -66.0369787076272 74835.5053462061 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 21:52:35 2021-Apr-13 21:52
2112-Sep-01 12:56 < 00:01 Iris 0.0087987829305723 0.00878565667746493 0.00881194942705095 4.18523006168762 4.18522990557748 2492696.038604178 0.922171144482886 1148.03743926598 65.9056490407813 -55.3333111355831 16429.9656803528 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 21:52:35 2021-Apr-13 21:52
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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