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  • MPEC 2022-E75 : 2022 EN1

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    Read MPEC 2022-E74 Read MPEC 2022-E76


    M.P.E.C. 2022-E75                                 Issued 2022 March 3, 21:41 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@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                    2022 EN1                                 
    
    
    Observations:
         K22E01N  C2022 02 25.57802713 19 23.560-00 17 30.24         21.34GVEE075F52
         K22E01N  C2022 02 25.59081313 19 25.051-00 15 42.28         21.18GVEE075F52
         K22E01N  C2022 02 26.52945113 21 28.502+01 59 26.80         21.13GVEE075F52
         K22E01N  C2022 02 26.54170913 21 29.931+02 01 14.30         21.04GVEE075F52
         K22E01N  C2022 02 26.55398213 21 31.376+02 03 02.76         21.15GVEE075F52
         K22E01N* C2022 03 01.37970613 27 49.49 +09 24 18.4          22.36GVEE075G96
         K22E01N  C2022 03 01.38489113 27 50.09 +09 25 08.8          21.27GVEE075G96
         K22E01N  C2022 03 01.39006413 27 50.70 +09 26 00.3          20.72GVEE075G96
         K22E01N  C2022 03 01.39529813 27 51.35 +09 26 51.8          21.43GVEE075G96
         K22E01N KC2022 03 01.47708413 28 01.47 +09 40 20.0          20.95GVEE075I52
         K22E01N KC2022 03 01.47955013 28 01.75 +09 40 44.3          21.10GVEE075I52
         K22E01N KC2022 03 01.48201613 28 02.06 +09 41 09.0          21.33GVEE075I52
         K22E01N |C2022 03 02.21207 13 29 44.01 +11 43 33.3          21.0 GVEE075807
         K22E01N |C2022 03 02.21759 13 29 44.72 +11 44 29.3          20.9 GVEE075807
         K22E01N |C2022 03 02.22310 13 29 45.41 +11 45 25.3          21.1 GVEE075807
         K22E01N KC2022 03 02.27454813 29 52.34 +11 53 24.7          22.2 VuEE075H21
         K22E01N KC2022 03 02.27889613 29 52.89 +11 54 08.6          21.7 VuEE075H21
         K22E01N KC2022 03 02.28323213 29 53.42 +11 54 52.7          22.0 VuEE075H21
         K22E01N KC2022 03 02.32029513 29 58.93 +12 01 11.6          20.85GVEE075I52
         K22E01N KC2022 03 02.32200713 29 59.12 +12 01 29.0          21.32GVEE075I52
         K22E01N KC2022 03 02.32371913 29 59.37 +12 01 46.6          21.22GVEE075I52
         K22E01N KC2022 03 02.32543213 29 59.58 +12 02 03.8          21.06GVEE075I52
         K22E01N 1C2022 03 03.13389 13 31 49.80 +14 20 02.1          21.4 VVEE075033
         K22E01N 1C2022 03 03.13545 13 31 50.01 +14 20 17.9          21.3 VVEE075033
         K22E01N 1C2022 03 03.13700 13 31 50.19 +14 20 34.3          21.2 VVEE075033
         K22E01N 1C2022 03 03.13856 13 31 50.41 +14 20 50.2          21.3 VVEE075033
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, C.
        Hoegner, U. Laux, F. Ludwig, B. Stecklum.  Measurer B. Stecklum.  1.34-m
        f/3 Schmidt + CCD.
    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.  1.8-m Ritchey-Chretien + CCD.
    G96 Mt. Lemmon Survey.  Observer E. J. Christensen.  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.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers T. Linder, R. Holmes, L. Horn.  1.3-m f/4.0 astrograph + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer D. C. Fuls.  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 EN1                                                 Earth MOID = 0.0387 AU
    Epoch 2022 Jan. 21.0 TT = JDT 2459600.5                 Bell                    
    M 231.99806              (2000.0)            P               Q                  
    n   0.80773978     Peri.  117.63118     +0.24338587     +0.95129841             
    a   1.1418833      Node   162.87821     -0.94692053     +0.19081303             
    e   0.1463177      Incl.   39.98874     +0.21001148     -0.24211924             
    P   1.22           H   22.87          G   0.15           U   9                  
    Residuals in seconds of arc
    220225 F52  0.1-  0.1-    220301 I52  0.4+  0.4-    220302 I52  0.3+  0.1+
    220225 F52  0.1-  0.1-    220301 I52  0.1+  0.4-    220302 I52  0.1-  0.0
    220226 F52  0.2+  0.6+    220301 I52  0.1+  0.1-    220302 I52  0.4+  0.2+
    220226 F52  0.0   0.2-    220302 807  0.0   0.2-    220302 I52  0.2+  0.1-
    220226 F52  0.0   0.2-    220302 807  0.1+  0.2-    220303 033  0.1+  0.3+
    220301 G96  0.4+  0.4+    220302 807  0.1+  0.0     220303 033  0.2+  0.1+
    220301 G96  0.3-  0.4-    220302 H21  0.1+  0.5+    220303 033  0.1-  0.5+
    220301 G96  0.6-  0.0     220302 H21  0.1+  0.3+    220303 033  0.2+  0.3+
    220301 G96  0.5-  0.2-    220302 H21  0.2-  0.3+
    
    Ephemeris:
    2022 EN1                 a,e,i = 1.14, 0.15, 40                  q = 0.9748
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 02 01    12 30 42.1 -30 19 47   0.4880  1.2399   110.0    48.3    23.6
    ...
    2022 02 16    12 59 33.1 -17 39 18   0.3313  1.2115   125.7    41.4    22.5
    ...
    2022 02 24    13 16 00.4 -03 50 47   0.2658  1.1949   135.9    35.2    21.8
    ...
    2022 03 02    13 29 13.4 +11 07 23   0.2348  1.1818   140.6    32.2    21.4
    2022 03 03    13 31 31.5 +13 57 13   0.2317  1.1796   140.7    32.2    21.4
    2022 03 04    13 33 51.7 +16 50 59   0.2292  1.1774   140.5    32.4    21.4
    ...
    2022 03 10    13 48 44.7 +34 35 42   0.2286  1.1638   134.1    37.8    21.5
    ...
    2022 03 18    14 11 54.7 +54 40 07   0.2614  1.1452   119.1    49.4    22.1
    ...
    2022 04 02    15 14 29.7 +75 05 32   0.3743  1.1096    97.1    63.3    23.2
    
    M. P. C. Staff               (C) Copyright 2022 MPC           M.P.E.C. 2022-E75
    


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