[Iaude] MPEC B90: 2014 EQ49 [a=1.15,e=0.21,i=15.2,H=22.1]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sat Jan 26 15:57:17 EST 2019


M.P.E.C. 2019-B90                                Issued 2019 Jan. 26, 20:53 UT
 
     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
    on behalf of Division F of the International Astronomical Union by the
          Minor Planet Center, Smithsonian Astrophysical Observatory,
                          Cambridge, MA 02138, U.S.A.

             Prepared using the Tamkin Foundation Computer Network

                              MPC at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2014 EQ49
 
                           Revision to MPEC 2014-F17
 
Additional Observations:
     K14E49Q  S2019 01 21.86381 15 15 27.02 +34 10 43.9          20   RLEB090C51
     K14E49Q  s2019 01 21.86381 1 - 2766.4352 - 5249.1213 + 3431.7428   EB090C51
     K14E49Q  S2019 01 22.06004 15 15 20.89 +34 08 12.1                LEB090C51
     K14E49Q  s2019 01 22.06004 1 - 2735.4676 - 5245.1765 + 3462.4090   EB090C51
     K14E49Q  S2019 01 22.12549 15 15 18.80 +34 07 21.9                LEB090C51
     K14E49Q  s2019 01 22.12549 1 - 2735.3474 - 5254.2754 + 3448.7601   EB090C51
     K14E49Q  S2019 01 22.32184 15 15 12.46 +34 04 51.1                LEB090C51
     K14E49Q  s2019 01 22.32184 1 - 2734.7709 - 5281.4100 + 3407.7561   EB090C51
     K14E49Q  S2019 01 22.38730 15 15 10.41 +34 04 00.1                LEB090C51
     K14E49Q  s2019 01 22.38730 1 - 2734.5286 - 5290.4252 + 3394.0254   EB090C51
     K14E49Q  S2019 01 22.58352 15 15 03.97 +34 01 30.2                LEB090C51
     K14E49Q  s2019 01 22.58352 1 - 2703.6219 - 5286.4195 + 3424.8287   EB090C51
     K14E49Q  S2019 01 22.84533 15 14 55.38 +33 58 06.1                LEB090C51
     K14E49Q  s2019 01 22.84533 1 - 2702.4012 - 5322.4410 + 3369.8760   EB090C51
     K14E49Q KC2019 01 24.53966 15 13 57.64 +33 36 24.5          21.8 RoEB090291
     K14E49Q KC2019 01 24.54513 15 13 57.36 +33 36 20.4          22.2 RoEB090291
     K14E49Q KC2019 01 24.55052 15 13 57.12 +33 36 16.4          21.7 RoEB090291
     K14E49Q  C2019 01 25.46906 15 13 23.34 +33 24 33.2          21.8 GVEB090V06
     K14E49Q  C2019 01 25.47400 15 13 23.10 +33 24 29.8          21.6 GVEB090V06
     K14E49Q  C2019 01 25.47894 15 13 22.85 +33 24 26.1          21.6 GVEB090V06
     K14E49Q  C2019 01 25.48388 15 13 22.63 +33 24 23.0          21.4 GVEB090V06
     K14E49Q  C2019 01 26.51415 15 12 41.16 +33 11 24.6          21.7 GVEB090V06
     K14E49Q  C2019 01 26.51744 15 12 40.98 +33 11 22.2          22.5 GVEB090V06
     K14E49Q  C2019 01 26.52073 15 12 40.81 +33 11 19.5          22.1 GVEB090V06
     K14E49Q  C2019 01 26.53876 15 12 39.83 +33 11 06.4          21.5 GVEB090V06
 
Observer details:
291 LPL/Spacewatch II.  Observer R. A. Mastaler.  1.8-m f/2.7 reflector + CCD.
C51 WISE.  Observer Near-Earth Object Wide-field Infrared Survey Explorer.
    Measurers A. K. Mainzer, J. M. Bauer, T. Grav, J. R. Masiero,
    J. P. Chesley, R. M. Cutri, J. W. Dailey, E. Kramer, S. Sonnett,
    E. L. Wright.
V06 Catalina Sky Survey-Kuiper.  Observer B. M. Africano.  Measurers
    B. M. Africano, E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs,
    A. D. Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard,
    R. L. Seaman, F. C. Shelly, T. A. Pruyne.  1.55-m reflector + CCD.
 
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
190121 C51 2.40- 4.43-    190126 V06 1.95- 4.65-    MPO303404   -1.8 day
 
Orbital elements:
2014 EQ49                                                Earth MOID = 0.0268 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M 125.12259              (2000.0)            P               Q
n   0.80164222     Peri.   50.34800     +0.47680368     -0.87745572
a   1.1476664      Node    11.52353     +0.70493155     +0.34619493
e   0.2067479      Incl.   15.16110     +0.52509976     +0.33199478
P   1.23           H   22.1           G   0.15           U   4
Residuals in seconds of arc
140315 C51  0.4-  0.5+    140326 291  0.3-  0.5+    190122 C51 (0.5-  1.7+)
140315 C51  1.2-  0.5+    140326 291  0.7-  0.3-    190122 C51  0.1+  0.6-
140315 C51 (0.5+  2.1-)   140429 695  1.1+  0.5+    190124 291  0.1+  0.2+
140315 C51  0.1+  0.6-    140429 695  0.8+  0.4+    190124 291  0.1-  0.1+
140315 C51 (0.7+  1.9-)   140429 695  0.3+  0.4-    190124 291  0.2+  0.1+
140316 C51  0.1+  1.2+    140430 695  0.0   0.1-    190125 V06  0.1+  0.2+
140316 C51  0.5+  0.2+    140430 695 (1.7-  1.2+)   190125 V06  0.0   0.2+
140322 291  0.1+  0.2+    140430 695  0.6-  0.1+    190125 V06  0.2-  0.0
140322 291  0.1+  0.2-    140430 695  1.2-  0.4-    190125 V06  0.0   0.4+
140322 291  0.1+  0.0     190121 C51 (1.2-  1.6-)   190126 V06  0.3+  0.4+
140323 291  0.2+  0.4-    190122 C51  0.2-  1.1-    190126 V06  0.2+  0.4+
140323 291  0.3+  0.8-    190122 C51  0.2-  0.7-    190126 V06  0.2+  0.0
140323 291  0.2+  0.0     190122 C51  0.7-  0.2+    190126 V06  0.1-  0.1-
140326 291 (0.7+  2.0-)   190122 C51  0.1+  0.2-

Ephemeris:
2014 EQ49                a,e,i = 1.15, 0.21, 15                  q = 0.9104
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 12 27    15 25 41.4 +39 56 50   0.3009  0.9530    75.4    86.8    22.4
...
2019 01 11    15 19 56.5 +36 34 33   0.3098  0.9922    82.6    79.4    22.3
...
2019 01 19    15 16 51.2 +34 48 01   0.3063  1.0164    87.3    75.2    22.2
...
2019 01 25    15 13 39.8 +33 30 34   0.3003  1.0355    91.3    71.9    22.1
2019 01 26    15 13 01.1 +33 17 55   0.2990  1.0388    92.0    71.3    22.1
2019 01 27    15 12 19.9 +33 05 20   0.2976  1.0420    92.7    70.7    22.0
...
2019 02 02    15 07 10.8 +31 51 10   0.2881  1.0619    97.5    66.9    21.9
...
2019 02 10    14 56 35.7 +30 12 35   0.2724  1.0889   104.9    61.1    21.6
...
2019 02 25    14 19 47.5 +26 28 16   0.2404  1.1396   123.3    46.5    21.1

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-B90



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