[Iaude] MPEC E199: 2022 ET5 [a=1.38,e=0.31,i=32.3,H=21.9]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sun Mar 13 04:42:06 EDT 2022


M.P.E.C. 2022-E199                               Issued 2022 March 13, 08:40 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 ET5                                    


Observations:
     K22E05T  C2022 02 23.50940411 10 04.869-03 55 07.51         21.58GVEE199F52
     K22E05T  C2022 02 23.54203611 09 57.298-03 56 29.02         21.37GVEE199F52
     K22E05T  C2022 03 08.36820810 12 54.397-13 24 23.51         21.15GVEE199F52
     K22E05T  C2022 03 08.37971710 12 50.912-13 24 53.44         21.26GVEE199F52
     K22E05T  C2022 03 08.39119810 12 47.384-13 25 24.02         21.23GVEE199F52
     K22E05T  C2022 03 08.40267910 12 43.882-13 25 54.14         21.11GVEE199F52
     K22E05T  C2022 03 09.24321 10 08 33.34 -14 02 45.7          21.1 GVEE199G96
     K22E05T  C2022 03 09.24881 10 08 31.62 -14 03 00.4                VEE199G96
     K22E05T  C2022 03 09.25441 10 08 29.92 -14 03 15.0          20.5 GVEE199G96
     K22E05T  C2022 03 09.26002 10 08 28.13 -14 03 29.3          21.6 GVEE199G96
     K22E05T* C2022 03 11.29326709 58 17.832-15 30 32.69         21.43wUEE199F52
     K22E05T  C2022 03 11.31614109 58 10.747-15 31 30.42         21.71wUEE199F52
     K22E05T  C2022 03 11.32763109 58 07.174-15 32 00.05         21.45wUEE199F52
     K22E05T  C2022 03 11.38581009 57 49.122-15 34 26.89         21.49GVEE199F52
     K22E05T  C2022 03 11.38644009 57 48.950-15 34 28.15         21.98GVEE199F52
     K22E05T |C2022 03 12.05800 09 54 27.19 -16 02 11.3          21.6 GVEE199807
     K22E05T |C2022 03 12.06181 09 54 26.01 -16 02 20.9          21.5 GVEE199807
     K22E05T |C2022 03 12.06561 09 54 24.85 -16 02 30.2          21.4 GVEE199807
     K22E05T KC2022 03 12.22094809 53 37.57 -16 09 19.2          21.69GVEE199I52
     K22E05T KC2022 03 12.22555009 53 36.25 -16 09 29.0          21.56GVEE199I52
     K22E05T KC2022 03 12.23015209 53 34.79 -16 09 39.7                VEE199I52

Observer details:
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes, L.
    Horn.  1.00-m f/10.0 astrograph + CCD.
F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, K. Chambers, T. Dukes, T.
    Lowe, A. Schultz, I. Smith.  Measurers S. Chastel, M. Huber, Y.
    Ramanjooloo, R. Wainscoat, R. Weryk, K. Chambers, T. de Boer, J. Fairlamb,
    H. Gao, C.-C. Lin, E. Magnier.  1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer G. J. Leonard.  Measurers E. J. Christensen,
    B. Gray, D. Rankin, F. C. Shelly.  1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer A. R. Gibbs.  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.

Orbital elements:
2022 ET5                                                 Earth MOID = 0.0691 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5                 Veres                   
M 260.95339              (2000.0)            P               Q                  
n   0.60724033     Peri.  299.06342     +0.12947286     +0.96570115             
a   1.3811123      Node   335.09368     -0.61665325     -0.09933669             
e   0.3100349      Incl.   32.30620     -0.77651500     +0.23990314             
P   1.62           H   21.97          G   0.15           U   7                  
Residuals in seconds of arc
220223 F52  0.0   0.2-    220309 G96  0.2+  0.1-    220311 F52  0.1+  0.3+
220223 F52  0.0   0.0     220309 G96  0.5+  0.1-    220312 807  0.1-  0.0
220308 F52  0.5-  0.2-    220309 G96  0.5-  0.3+    220312 807  0.1-  0.1-
220308 F52  0.1+  0.3+    220311 F52  0.2+  0.2-    220312 807  0.1+  0.1+
220308 F52  0.1-  0.1+    220311 F52  0.0   0.2+    220312 I52 (1.3-  1.0-)
220308 F52  0.1+  0.3+    220311 F52  0.2-  0.3-    220312 I52  0.2+  0.6+
220309 G96  0.2+  0.1-    220311 F52  0.2-  0.0     220312 I52 (0.3-  1.3+)

Ephemeris:
2022 ET5                 a,e,i = 1.38, 0.31, 32                  q = 0.9529
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2022 02 11    11 46 40.0 +03 41 33   0.5553  1.4815   146.4    21.6    22.6
...
2022 02 26    11 00 22.6 -05 41 08   0.4393  1.4176   164.1    11.0    21.6
...
2022 03 06    10 24 30.6 -11 38 43   0.4078  1.3818   159.8    14.4    21.5
...
2022 03 12    09 54 44.3 -15 59 51   0.3998  1.3543   149.9    21.6    21.7
2022 03 13    09 49 43.0 -16 40 54   0.3997  1.3497   148.1    22.9    21.7
2022 03 14    09 44 42.5 -17 21 01   0.4000  1.3451   146.3    24.2    21.8
...
2022 03 20    09 15 31.1 -20 58 39   0.4079  1.3170   135.3    32.2    22.0
...
2022 03 28    08 41 12.7 -24 42 20   0.4320  1.2791   121.7    41.6    22.3
...
2022 04 12    07 56 36.4 -29 08 05   0.4973  1.2076   102.0    54.3    22.8

M. P. C. Staff               (C) Copyright 2022 MPC           M.P.E.C. 2022-E199




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