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135098 (2001 QE78)
Classification: Main-belt Asteroid          SPK-ID: 2135098
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2491031345247706 4.2036e-08  
a 3.135728209724443 1.9283e-08 au
q 2.354608483664337 1.3363e-07 au
i 1.801508486785414 5.0508e-06 deg
node 351.2364412170861 0.00013131 deg
peri 45.39743579287849 0.00013163 deg
M 168.7332236437458 1.0912e-05 deg
tp 2458249.886123848950
(2018-May-11.38612385)
5.5568e-05 TDB
period 2028.177901329765
5.55
1.8708e-05
5.122e-08
d
yr
n .1774992222151557 1.6373e-09 deg/d
Q 3.916847935784549 2.4087e-08 au
  Orbit Determination Parameters
   # obs. used (total)      826  
   data-arc span      8837 days (24.19 yr)  
   first obs. used      1997-02-08  
   last obs. used      2021-04-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54208  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:20:42  

Additional Information
 Earth MOID = 1.36117 au 
 Jupiter MOID = 1.5302 au 
 T_jup = 3.162 
[ 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 14.75   n/a MPCxxxxx  
rotation period rot_per 6.799 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

135098 (2001 QE78)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ 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
1960-Aug-31 08:07 00:02 Jupiter 1.88879662066962 1.88879527982132 1.88879796151664 2.42595335199404 2.233463339769 2437177.837984062 2.05891765009127 52.9923965902348 13.853441952406 89.385575064835 823023.321706618 T 19 CATAB v2.0g-lin.ifort 2021-May-04 09:20:46 2021-May-04 09:20
1971-Feb-15 02:34 00:02 Jupiter 1.57974870797213 1.57974808177231 1.57974933417203 0.909976820624965 n/a 2440997.606641619 1.55542261369614 55.5905104277253 28.8167913268981 75.3446179073908 8004299.1741463 F 19 CATAB v2.0g-lin.ifort 2021-May-04 09:20:46 2021-May-04 09:20
1981-Aug-26 04:06 00:01 Jupiter 1.63031503468941 1.63031440887974 1.63031566059045 1.05408238326126 0.268326431735202 2444842.670830012 1.09707840401647 12700.1187786457 1001.04259511663 -7.01282112483815 1926933.34903525 T 19 CATAB v2.0g-lin.ifort 2021-May-04 09:20:46 2021-May-04 09:20
1992-Feb-18 11:58 < 00:01 Jupiter 1.98906655592917 1.98906587998877 1.98906723186947 2.54277526027044 2.3693939360174 2448670.998345632 0.71932988941521 58.4043208379481 12.7828744423589 85.885376338491 1985622.288876 T 19 CATAB v2.0g-lin.ifort 2021-May-04 09:20:46 2021-May-04 09:20
2055-Oct-30 13:18 00:01 Jupiter 1.9225901368636 1.92258952073905 1.92259075298793 2.66857075662197 2.49802790877417 2471936.054149114 1.19500645072864 49.9006110342177 13.0832468230209 87.3308387843999 1777158.69518437 T 19 CATAB v2.0g-lin.ifort 2021-May-04 09:20:46 2021-May-04 09:20
2066-Apr-11 23:06 00:02 Jupiter 1.59034694055162 1.59034648599821 1.59034739510503 0.982545357570795 n/a 2475752.462556965 1.56578478774539 52.8513513944195 22.6056293083838 88.0047086483311 10516096.1013363 F 19 CATAB v2.0g-lin.ifort 2021-May-04 09:20:46 2021-May-04 09:20
2076-Oct-19 09:57 00:02 Jupiter 1.61375371915242 1.61375293084477 1.61375450746139 0.972462813421452 n/a 2479595.914868669 1.99724764724478 100.80500861949 24.3555065948551 -71.6128115577042 9433401.08832646 F 19 CATAB v2.0g-lin.ifort 2021-May-04 09:20:46 2021-May-04 09:20
2087-Apr-13 07:18 00:02 Jupiter 1.96593232210835 1.96593099534039 1.96593364887731 2.38187934022424 2.19354703878385 2483423.804444680 2.45743702610276 121.781525788739 11.4933175512635 84.2380652961081 1898211.4029283 T 19 CATAB v2.0g-lin.ifort 2021-May-04 09:20:46 2021-May-04 09:20
2150-Dec-24 14:51 00:04 Jupiter 1.94166253072334 1.94166035447338 1.94166470697108 2.86968207758447 2.71341184279079 2506689.118972781 4.3697059175296 65.6668501920522 36.5585762579171 50.383377108464 578591.71075716 T 19 CATAB v2.0g-lin.ifort 2021-May-04 09:20:46 2021-May-04 09:20
2161-Jun-05 16:49 00:05 Jupiter 1.59831459207383 1.59831330193019 1.59831588258969 1.06524896088266 0.273606904176682 2510505.200740128 4.68587892397479 27484.3816582444 727.166686519025 7.44334547871091 2267913.46166218 T 19 CATAB v2.0g-lin.ifort 2021-May-04 09:20:46 2021-May-04 09:20
2171-Dec-12 21:49 00:05 Jupiter 1.5907475434345 1.59074602644365 1.5907490604337 0.888132110316196 n/a 2514347.409095930 5.02109991474473 205.812930497499 23.5393278377266 -69.4142594512851 9469727.7819066 F 19 CATAB v2.0g-lin.ifort 2021-May-04 09:20:46 2021-May-04 09:20
2182-Jun-06 03:03 00:06 Jupiter 1.93813511992852 1.93813211365158 1.93813812621592 2.21996477165825 2.01350050644448 2518175.626778175 5.58953048689644 314.67801013489 10.8671135668206 89.6753560716785 1992308.72516735 T 19 CATAB v2.0g-lin.ifort 2021-May-04 09:20:46 2021-May-04 09:20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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