[Iaude] MPEC E149: 2022 EC4 [a=2.08,e=0.56,i=1.6,H=26.3]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu Mar 10 02:29:36 EST 2022


M.P.E.C. 2022-E149                               Issued 2022 March 10, 07:28 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

                                    2022 EC4                                    


Observations:
     K22E04C  C2022 03 07.49326 15 39 25.30 -17 50 37.8                VEE149703
     K22E04C  C2022 03 07.50386 15 38 07.53 -17 50 29.5          18.4 GVEE149703
     K22E04C  C2022 03 07.50915 15 37 29.24 -17 50 23.9                VEE149703
     K22E04C* C2022 03 09.39919914 09 39.26 -16 24 43.2          18.99GVEE149G96
     K22E04C  C2022 03 09.40497714 09 31.71 -16 24 32.2          18.86GVEE149G96
     K22E04C  C2022 03 09.41073914 09 24.22 -16 24 21.7          19.03GVEE149G96
     K22E04C  C2022 03 09.41650914 09 16.79 -16 24 10.8          18.93GVEE149G96
     K22E04C mC2022 03 09.48916314 07 45.20 -16 21 41.2          19.16GVEE149I52
     K22E04C mC2022 03 09.48946714 07 44.83 -16 21 40.5          18.99GVEE149I52
     K22E04C mC2022 03 09.48977114 07 44.48 -16 21 40.0          19.12GVEE149I52
     K22E04C mC2022 03 09.49007514 07 44.11 -16 21 39.6          18.95GVEE149I52
     K22E04C KC2022 03 09.60565514 06 04.44 -16 08 17.1          19.0 GVEE149474
     K22E04C KC2022 03 09.60693914 06 02.99 -16 08 15.2          19.3 GVEE149474
     K22E04C KC2022 03 09.60812914 06 01.64 -16 08 13.4          19.1 GVEE149474
     K22E04C KC2022 03 09.60936714 06 00.26 -16 08 11.5          19.0 GVEE149474
     K22E04C 1C2022 03 09.99011514 00 33.11 -16 08 17.7                VEE149246
     K22E04C 1C2022 03 09.99045914 00 32.76 -16 08 16.9                VEE149246
     K22E04C 1C2022 03 09.99074914 00 32.50 -16 08 16.6                VEE149246
     K22E04C 1C2022 03 09.99089514 00 32.43 -16 08 16.1                VEE149246
     K22E04C 1C2022 03 09.99104014 00 32.27 -16 08 16.8                VEE149246
     K22E04C 1C2022 03 09.99118514 00 32.10 -16 08 15.8                VEE149246
     K22E04C bC2022 03 10.00577214 00 19.94 -16 07 43.5          19.4 GVEE149L01
     K22E04C bC2022 03 10.00733014 00 18.53 -16 07 41.8          19.5 GVEE149L01
     K22E04C bC2022 03 10.00888814 00 17.12 -16 07 39.9          18.4 GVEE149L01
     K22E04C bC2022 03 10.01044614 00 15.72 -16 07 37.7          19.3 GVEE149L01
     K22E04C bC2022 03 10.01199814 00 14.31 -16 07 35.7          19.4 GVEE149L01
     K22E04C KC2022 03 10.02529 14 00 03.67 -16 07 11.4          18.9 GVEE149104
     K22E04C KC2022 03 10.02914 14 00 00.22 -16 07 06.7          19.0 GVEE149104
     K22E04C KC2022 03 10.03300 13 59 56.76 -16 07 01.1          19.1 GVEE149104
     K22E04C KC2022 03 10.03782 13 59 52.47 -16 06 54.9          19.5 GVEE149104
     K22E04C KC2022 03 10.07582 13 59 19.50 -16 06 07.2                VEE149204
     K22E04C KC2022 03 10.08274 13 59 13.46 -16 05 56.8          19.5 GVEE149204
     K22E04C KC2022 03 10.08965 13 59 07.44 -16 05 46.5                VEE149204
     K22E04C KC2022 03 10.17014 13 57 59.67 -16 03 50.4          19.8 GVEE149K74
     K22E04C KC2022 03 10.17633 13 57 54.64 -16 03 40.0          19.7 GVEE149K74

Observer details:
104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers
    P. Bacci, L. Tesi, G. Fagioli.  0.60-m reflector + CCD.
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.84-m f/3.5 reflector +
    CCD.
246 Klet Observatory-KLENOT.  Observers M. Tichy, J. Ticha, M. Honkova.
    Measurer M. Tichy.  1.06-m f/2.7 reflector + 2048x2048 CCD.
474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore, P. M.
    Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
703 Catalina Sky Survey.  Observer A. Serrano.  Measurers E. J. Christensen,
    B. Gray, D. Rankin, F. C. Shelly.  0.68-m Schmidt + 10K CCD.
G96 Mt. Lemmon Survey.  Observer G. J. Leonard.  Measurers E. J. Christensen,
    G. A. Farneth, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
    Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L.
    Seaman, A. Serrano, F. C. Shelly, K. W. Wierzchos.  1.5-m reflector + 10K
    CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer H. Groeller.  Measurers
    E. J. Christensen, G. A. Farneth, J. B. Fazekas, D. C. Fuls, A. R. Gibbs,
    A. D. Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, D.
    Rankin, R. L. Seaman, A. Serrano, F. C. Shelly, K. W. Wierzchos.
K74 Muensterschwarzach Observatory, Schwarzach.  Observer C. Gerhard.  0.3-m
    f/3.75 Newtonian reflector + CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.

Orbital elements:
2022 EC4                                                 Earth MOID = 0.0005 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5                 Veres                   
M 354.44226              (2000.0)            P               Q                  
n   0.32801736     Peri.  141.71950     -0.63203823     -0.77491385             
a   2.0822754      Node   347.47733     +0.70397912     -0.57090250             
e   0.5582134      Incl.    1.58983     +0.32394609     -0.27125422             
P   3.00           H   26.35          G   0.15           U   6                  
Residuals in seconds of arc
220307 703 (2.0+  0.9-)   220309 474  0.0   0.0     220310 L01  0.3-  0.0
220307 703  0.2-  0.3-    220309 474  0.2-  0.0     220310 L01  0.5-  0.1-
220307 703  0.2+  0.3+    220309 474  0.0   0.1+    220310 104  0.3+  0.2+
220309 G96  0.2+  0.1-    220309 246  0.8+  0.2-    220310 104  0.1+  0.2-
220309 G96  0.2-  0.2+    220309 246  0.1+  0.1+    220310 104  0.2-  0.2+
220309 G96  0.2-  0.0     220309 246  0.1+  0.0     220310 104  0.0   0.2-
220309 G96  0.2+  0.1-    220309 246  1.0+  0.3+    220310 204  0.0   0.1-
220309 I52  0.1-  0.1+    220309 246  0.5+  0.5-    220310 204  0.0   0.1+
220309 I52  0.1-  0.1+    220309 246  0.1-  0.3+    220310 204  0.1-  0.2+
220309 I52  0.1+  0.1-    220310 L01  0.2+  0.3+    220310 K74  0.3+  0.1-
220309 I52  0.2+  0.3-    220310 L01  0.0   0.0     220310 K74  0.3-  0.2-
220309 474  0.0   0.0     220310 L01  0.2-  0.2-

Ephemeris:
2022 EC4                 a,e,i = 2.08, 0.56, 2                   q = 0.9199
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2022 02 08    01 00 41.4 +12 43 18   0.1525  0.9200    60.2   111.6    26.4
...
2022 02 23    01 02 12.3 +13 34 29   0.06594 0.9446    45.9   131.3    26.2
...
2022 03 03    00 33 04.9 +12 15 36   0.02036 0.9739    31.3   148.1    25.9
...
2022 03 09    14 18 03.9 -16 31 59   0.01474 1.0023   130.3    49.1    19.0
2022 03 10    14 00 15.5 -16 01 44   0.02029 1.0075   135.4    43.8    19.6
2022 03 11    13 50 06.6 -15 41 37   0.02591 1.0129   138.8    40.3    20.0
...
2022 03 17    13 28 40.1 -14 47 58   0.06017 1.0472   149.7    28.6    21.6
...
2022 03 25    13 19 35.6 -14 09 28   0.1073  1.0983   159.6    18.4    22.7
...
2022 04 09    13 10 47.7 -13 01 17   0.2052  1.2058   174.3     4.7    23.7

M. P. C. Staff               (C) Copyright 2022 MPC           M.P.E.C. 2022-E149




More information about the Iaude mailing list