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256435 (2007 CH5)
Classification: Main-belt Asteroid          SPK-ID: 2256435
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3466431051460981 4.8157e-08  
a 2.654527659036712 1.1599e-08 au
q 1.734353948612023 1.2572e-07 au
i 7.232369995503062 4.5677e-06 deg
node 232.4372029798196 5.0383e-05 deg
peri 235.1439037043889 5.1895e-05 deg
M 87.95405542833591 8.1944e-06 deg
tp 2458814.548549625729
(2019-Nov-27.04854963)
3.6009e-05 TDB
period 1579.7170631654
4.33
1.0354e-05
2.835e-08
d
yr
n .2278889102322162 1.4936e-09 deg/d
Q 3.574701369461401 1.5619e-08 au
  Orbit Determination Parameters
   # obs. used (total)      415  
   data-arc span      6760 days (18.51 yr)  
   first obs. used      2001-11-18  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50295  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 02:36:11  

Additional Information
 Earth MOID = .762775 au 
 Jupiter MOID = 1.65861 au 
 T_jup = 3.289 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457664.5 (2016-Oct-03.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3468754441645821 4.8116e-08  
q 1.733750057371247 1.2567e-07 au
tp 2457235.551834250944
(2015-Aug-01.05183425)
3.815e-05 TDB
node 232.4446105504731 5.0387e-05 deg
peri 235.285294829254 5.1894e-05 deg
i 7.232312285726171 4.5679e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      415  
   data-arc span      6760 days (18.51 yr)  
   first obs. used      2001-11-18  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50295  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 02:36:11  

Additional Information
 Jupiter MOID = 1.65861 au 
 T_jup = 3.289 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.315114632278934E-15 -6.036655599579992E-15 1.773654405321397E-13 4.24634202432511E-14 -9.653571735962419E-14 -1.494284036813968E-14
q -6.036655599579992E-15 1.579418722961589E-14 -5.782218125458048E-13 -1.111370913609803E-13 2.193117701881756E-13 3.993451313509566E-14
tp 1.773654405321397E-13 -5.782218125458048E-13 1.455401286902423E-9 1.157464544516747E-11 4.940436157703421E-10 -1.180420327416965E-11
node 4.24634202432511E-14 -1.111370913609803E-13 1.157464544516747E-11 2.538818480420491E-9 -2.517188827934681E-9 -5.011175138170202E-11
peri -9.653571735962419E-14 2.193117701881756E-13 4.940436157703421E-10 -2.517188827934681E-9 2.692952135779018E-9 4.657692593178977E-11
i -1.494284036813968E-14 3.993451313509566E-14 -1.180420327416965E-11 -5.011175138170202E-11 4.657692593178977E-11 2.086577766197014E-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 16.75   n/a E2021B55  
diameter diameter 2.089 km 0.475 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.088   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

256435 (2007 CH5)          Discovered 2007-Feb-07 by Lowe, A. at Mayhill
Reference: 20101128/Numbers.arcLast Updated: 2010-12-06

[ 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
1914-Apr-03 02:40 00:02 Jupiter 1.72904365985537 1.72904240843783 1.72904491127308 0.876387170898368 n/a 2420225.610778461 1.97672325313495 135.208337736621 60.8509738007808 83.4220465438199 4227256.01586314 F 18 CATAB v2.0f-lin.ifort 2021-Apr-14 02:36:12 2021-Apr-14 02:36
1961-Dec-08 16:07 00:01 Jupiter 1.79190894414896 1.79190789108591 1.79190999721975 0.53434788327376 n/a 2437642.171403459 1.10526781836853 257.997552985015 35.5941498296628 -81.3098955090253 7444357.89751568 F 18 CATAB v2.0f-lin.ifort 2021-Apr-14 02:36:12 2021-Apr-14 02:36
1995-Sep-21 05:42 < 00:01 Jupiter 1.96849376772581 1.96849281184874 1.96849472361072 1.81487029822829 1.55986373838696 2449981.737321995 0.502624412206613 285.817719070342 54.828944705927 80.6106281895106 1431785.33859567 T 18 CATAB v2.0f-lin.ifort 2021-Apr-14 02:36:12 2021-Apr-14 02:36
2009-Aug-27 10:28 < 00:01 Jupiter 1.87765695069793 1.87765598998858 1.8776579117953 0.246672295602359 n/a 2455070.936355725 0.468020532581977 2089.97689607315 36.6497227470651 -89.1536324714573 7661480.74036597 F 18 CATAB v2.0f-lin.ifort 2021-Apr-14 02:36:12 2021-Apr-14 02:36
2043-Jun-03 05:22 < 00:01 Jupiter 1.8625142738312 1.8625131791869 1.86251536853393 1.62782857942701 1.31919614926018 2467403.723734134 0.684663558200411 635.070081673471 114.762019321142 86.4685711351949 1337891.45542923 T 18 CATAB v2.0f-lin.ifort 2021-Apr-14 02:36:12 2021-Apr-14 02:36
2057-May-22 19:51 00:01 Jupiter 1.98372178723184 1.9837204913865 1.98372308307785 0.795170976310786 n/a 2472506.326884119 1.06530562715483 94.8921101239166 35.9590311160709 -52.3100530691317 6802866.7307284 F 18 CATAB v2.0f-lin.ifort 2021-Apr-14 02:36:12 2021-Apr-14 02:36
2091-Feb-09 15:38 00:01 Jupiter 1.7724294825313 1.7724281369083 1.77243082841123 1.46614687533748 1.09261656772709 2484822.151261874 1.41872938224596 1300.11646138009 220.613641611958 -87.6289902441617 1388272.436277 T 18 CATAB v2.0f-lin.ifort 2021-Apr-14 02:36:12 2021-Apr-14 02:36
2138-Oct-10 04:21 00:02 Jupiter 1.71316628707309 1.71316484605026 1.71316772843092 1.32304021105224 0.872695112602996 2502230.681406450 2.17782721935109 1913.94194402178 303.974631728062 -77.6667665211783 2360066.6280294 T 18 CATAB v2.0f-lin.ifort 2021-Apr-14 02:36:12 2021-Apr-14 02:36
2186-May-28 06:52 00:03 Jupiter 1.6781911367668 1.67818975614194 1.67819251776704 1.18940018194799 0.636573471470879 2519627.786325833 3.05484589074105 3725.64205562265 157.825223403413 -65.114789947785 7297102.96806767 T 18 CATAB v2.0f-lin.ifort 2021-Apr-14 02:36:12 2021-Apr-14 02:36
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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