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390970 (2005 QH127)
Classification: Main-belt Asteroid          SPK-ID: 2390970
[ 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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1320299929530268 9.4311e-08  
a 3.127238477055909 5.8313e-08 au
q 2.714349202967782 3.1426e-07 au
i 12.20653128114403 1.0967e-05 deg
node 344.1154549271079 3.6572e-05 deg
peri 325.5841470145022 5.3834e-05 deg
M 299.6011020656526 4.1766e-05 deg
tp 2459539.395999226723
(2021-Nov-20.89599923)		 0.00023945 TDB
period 2019.946785357493
5.53		 5.6498e-05
1.547e-07		 d
yr
n .1782225168552085 4.9849e-09 deg/d
Q 3.540127751144035 6.6012e-08 au
   Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      5355 days (14.66 yr)  
   first obs. used      2005-08-28  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5549  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:18:22  

Additional Information
 Earth MOID = 1.70868 au 
 Jupiter MOID = 1.83521 au 
 T_jup = 3.166 
[ 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 16.14   n/a E2021B25  
diameter diameter 4.248 km 1.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.032   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

390970 (2005 QH127)          Discovered 2005-Aug-28 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

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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
1908-May-30 12:57 00:09 Jupiter 1.88030256518448 1.88030052829831 1.88030460207332 3.6887559145248 3.56454448856121 2418092.039919829 9.23001984556617 320.257209018297 74.8138968443714 85.4805819484078 807043.625758299 T 9 CATAB v2.0f-lin.ifort 2020-May-22 01:18:25 2020-May-22 01:18
1918-Sep-10 15:15 00:10 Jupiter 1.90734700505149 1.90734490050135 1.90734910960489 2.27987334285026 2.07597066933171 2421847.135233260 10.0716352451636 201.086166356367 99.3662353347963 -17.9198172179181 698908.563081039 T 9 CATAB v2.0f-lin.ifort 2020-May-22 01:18:25 2020-May-22 01:18
1991-Aug-14 16:01 00:02 Jupiter 1.88396287081863 1.88396162517899 1.88396411646019 3.80546675084614 3.68542871666369 2448483.167204459 2.26712717103909 297.745059606512 49.0758235566552 -84.9764776261793 1271707.46677734 T 9 CATAB v2.0f-lin.ifort 2020-May-22 01:18:25 2020-May-22 01:18
2001-Dec-10 12:38 00:02 Jupiter 1.88984828018452 1.88984704993912 1.88984951043089 2.51672378973872 2.33184616846442 2452254.026406157 1.61471744169807 131.40558700213 39.3961205285943 -67.2868331718826 1234752.19483158 T 9 CATAB v2.0f-lin.ifort 2020-May-22 01:18:25 2020-May-22 01:18
2074-Oct-28 15:05 00:05 Jupiter 1.9040059442107 1.90400427205221 1.90400761637168 3.9058929087466 3.79028661962058 2478874.128359657 4.65404546837406 349.484940148669 67.3007863763462 -84.6583494172515 1049866.19559577 T 9 CATAB v2.0f-lin.ifort 2020-May-22 01:18:25 2020-May-22 01:18
2085-Mar-09 22:29 00:07 Jupiter 1.87662757532666 1.87662616197996 1.87662898868531 2.791686604534 2.62503466651986 2482659.436744967 6.52948475253092 322.870299186743 29.8130092738769 -70.1271231278725 1034816.59124132 T 9 CATAB v2.0f-lin.ifort 2020-May-22 01:18:25 2020-May-22 01:18
2158-Jan-12 03:51 00:11 Jupiter 1.92102424785042 1.92102024888364 1.92102824686197 3.96710726681442 3.85436056652479 2509264.660191148 11.4101105619966 618.288014175418 104.484466532597 -75.4627724832925 793840.346153937 T 9 CATAB v2.0f-lin.ifort 2020-May-22 01:18:25 2020-May-22 01:18
2168-Jun-04 05:25 00:14 Jupiter 1.85503739660189 1.85503509328936 1.85503970003094 3.03041289581961 2.87579361332831 2513060.725711304 13.9292426082516 823.897744517685 27.4912806333684 -76.6519953817479 1176004.77608482 T 9 CATAB v2.0f-lin.ifort 2020-May-22 01:18:25 2020-May-22 01:18
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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