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27726 (1990 QM5)
Classification: Main-belt Asteroid          SPK-ID: 2027726
[ 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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2463797049727312 3.9602e-08  
a 3.057929775160878 1.3046e-08 au
q 2.304517939329411 1.2194e-07 au
i 2.936195636164336 4.0798e-06 deg
node 127.5890228179852 8.2993e-05 deg
peri 227.3600066813956 8.3271e-05 deg
M 180.585240596844 7.8203e-06 deg
tp 2459973.908994026233
(2023-Jan-29.40899403)		 4.5973e-05 TDB
period 1953.168396040441
5.35		 1.2499e-05
3.422e-08		 d
yr
n .1843159047268068 1.1795e-09 deg/d
Q 3.811341610992346 1.626e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1436  
   data-arc span      10862 days (29.74 yr)  
   first obs. used      1990-08-22  
   last obs. used      2020-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51815  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:21:36  

Additional Information
 Earth MOID = 1.30106 au 
 Jupiter MOID = 1.63509 au 
 T_jup = 3.186 
[ 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 14.0   n/a MPO435956  
diameter diameter 9.615 km 0.233 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27726 (1990 QM5)          Discovered 1990-Aug-29 by Holt, H. E. at Palomar
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ 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
1945-May-03 01:55 00:02 Jupiter 1.64970593838653 1.64970541540925 1.64970646136444 0.971325952751621 n/a 2431578.579570619 1.50724882419131 80.1250102231792 19.2252946609638 76.906941249446 12518879.3673945 F 28 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:39 2020-Nov-13 01:21
1954-Nov-04 19:32 00:01 Jupiter 1.96530755987127 1.96530675713513 1.96530836260708 2.57933668856261 2.40645033971642 2435051.313573820 1.29248803092107 42.7523806577859 12.4228958991949 85.406404985846 1367177.27208235 T 28 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:39 2020-Nov-13 01:21
2003-Dec-19 22:05 < 00:01 Jupiter 1.63901646246029 1.63901608450296 1.6390168405433 1.01982507711417 0.0804303879759469 2452993.420139473 0.317863774067774 346192.939703345 2735.68819613022 -1.68488249495948 4653719.58395463 T 28 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:39 2020-Nov-13 01:21
2053-Jan-24 03:46 < 00:01 Jupiter 1.80398364426539 1.80398317489042 1.80398411363955 1.38960452411951 0.99596328610419 2470926.656621250 0.803967828386638 160.975739462053 116.133758545487 -6.94483463086547 1713516.06415328 T 28 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:39 2020-Nov-13 01:21
2062-Jul-30 22:49 00:01 Jupiter 1.75379378189575 1.75379323660041 1.7537943271902 1.48257811823313 1.11000277651846 2474401.451032809 1.0244197972577 146.46025684474 76.8846390099905 -24.3540777498531 1617981.62778162 T 28 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:39 2020-Nov-13 01:21
2111-Sep-06 15:18 00:02 Jupiter 1.65937786399721 1.65937732239174 1.65937840560375 0.964365046428114 n/a 2492335.137582043 1.99434351113848 96.7997788476352 18.8930243468978 78.2708950342277 12871624.1158438 F 28 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:39 2020-Nov-13 01:21
2121-Mar-10 13:04 00:02 Jupiter 1.94460872795363 1.94460756599793 1.94460988990856 2.41818025309739 2.23079496583898 2495808.044570668 2.22078713976297 51.7165368794636 9.11301477745317 84.1379662489463 1061543.40715215 T 28 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:39 2020-Nov-13 01:21
2170-Apr-25 23:23 00:03 Jupiter 1.63476403378131 1.6347635198086 1.63476454775622 0.969743816068824 n/a 2513751.474440391 3.21276012324905 145.10752696901 19.2198703085946 -83.2299289668071 12633295.6264147 F 28 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:39 2020-Nov-13 01:21

Alternate Designations
 1990 QM5 = 1998 EN8 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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