• MPC Preparation (Info)

  • MPEC 2023-H127 : 2023 HU2

    The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.

    A form allowing access to any MPEC is at the bottom of this page.


    Read MPEC 2023-H126 Read MPEC 2023-H128


    M.P.E.C. 2023-H127                               Issued 2023 April 21, 18:46 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets, routine data on comets and natural satellites,
             and occasional editorial announcements.  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
    
                                    2023 HU2                                 
    
    
    Observations:
         K23H02U* C2023 04 20.40518 14 38 45.80 +49 04 16.6          18.69RUEH127I41
         K23H02U  C2023 04 20.40553 14 38 44.43 +49 04 06.1          18.69RUEH127I41
         K23H02U  C2023 04 20.42569 14 37 30.69 +48 54 11.3          19.10gUEH127I41
         K23H02U  C2023 04 20.42604 14 37 29.20 +48 53 58.9          19.10gUEH127I41
         K23H02U KC2023 04 20.80709614 19 17.90 +46 02 04.4          19.1 RoEH127K88
         K23H02U KC2023 04 20.80924314 19 12.44 +46 01 12.8          19.1 RoEH127K88
         K23H02U KC2023 04 20.81139314 19 06.98 +46 00 21.5          18.9 RoEH127K88
         K23H02U KC2023 04 20.84384514 17 50.49 +45 47 06.6          19.0 GXEH127958
         K23H02U KC2023 04 20.84749414 17 41.36 +45 45 41.8          19.6 GXEH127958
         K23H02U KC2023 04 20.85109014 17 32.56 +45 44 18.2          18.8 GXEH127958
         K23H02U KC2023 04 20.85726 14 17 11.80 +45 42 08.0          19.1 GXEH127G02
         K23H02U KC2023 04 20.86059 14 17 03.59 +45 40 49.5          18.9 GXEH127G02
         K23H02U KC2023 04 20.86393 14 16 55.35 +45 39 31.5          19.1 GXEH127G02
         K23H02U KC2023 04 20.92546114 14 28.54 +45 15 49.0          19.3 GVEH127L01
         K23H02U KC2023 04 20.92659814 14 25.84 +45 15 22.5          19.0 GVEH127L01
         K23H02U KC2023 04 20.92773514 14 23.14 +45 14 56.4          19.1 GVEH127L01
         K23H02U KC2023 04 20.92887214 14 20.46 +45 14 30.1          19.2 GVEH127L01
         K23H02U KC2023 04 20.93000514 14 17.78 +45 14 03.9          19.1 GVEH127L01
         K23H02U KC2023 04 21.21028 14 04 53.36 +43 31 54.8          19.7 VqEH127734
         K23H02U KC2023 04 21.21410 14 04 46.07 +43 30 37.8          19.6 VqEH127734
         K23H02U KC2023 04 21.21791 14 04 38.78 +43 29 18.8          19.8 VqEH127734
         K23H02U mC2023 04 21.22717314 04 26.094+43 26 25.22         19.18GVEH127I52
         K23H02U mC2023 04 21.22734514 04 25.770+43 26 21.80         19.41GVEH127I52
         K23H02U mC2023 04 21.22751814 04 25.439+43 26 18.46         19.26GVEH127I52
         K23H02U mC2023 04 21.22768814 04 25.108+43 26 14.78         19.29GVEH127I52
         K23H02U  C2023 04 21.28564914 02 38.447+43 06 50.36         19.3 GVEH127654
         K23H02U  C2023 04 21.31902914 01 37.646+42 55 54.80         19.2 GVEH127654
         K23H02U  C2023 04 21.35283614 00 37.431+42 44 54.05         19.3 GVEH127654
    
    Observer details:
    654 Table Mountain Observatory, Wrightwood-PHMC.  Observers N. Evans, P. Choi,
        N. Saini, C. Zhai, R. Trahan, M. Shao.  1.0-m Reflector + CCD.
    734 Farpoint Observatory, Eskridge.  Observers D. Cromer, G. Hug, D. Goodin,
        R. Valentine.  Measurer D. Cromer.  0.70-m f/3.0 reflector + CCD.
    958 Observatoire de Dax.  Observers P. Dupouy, J. B. de Vanssay.  Measurer P.
        Dupouy.  0.43-m f/2.7 Reflector + CCD.
    G02 KYSUCE Observatory, Kysucke Nove Mesto.  Observer M. Urbanik.  0.40-m
        f/5.5 Corrected Dall-Kirkham + CCD.
    I41 Palomar Mountain--ZTF.  Observers T. Prince, G. Helou, K. Venkataramani,
        Q.-Z. Ye, D. Kulkarni, V. Swain, C. Y. Hsu, Y. Cheng.  Measurers F. Masci,
        D. Shupe, K. Venkataramani, Q.-Z. Ye.  1.2-m f/2.44 Oschin-Schmidt + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer R. A. Kowalski.
        Measurers E. J. Christensen, D. Fay, J. B. Fazekas, D. C. Fuls, A. R.
        Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M.
        Larson, G. J. Leonard, D. Rankin, R. L. Seaman, A. Serrano, F. C. Shelly,
        K. W. Wierzchos.  1.0-m prime focus + CCD.
    K88 GINOP-KHK, Piszkesteto.  Observer K. Sarneczky.  0.60-m Schmidt + CCD.
    L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
        + CCD.
    
    Orbital elements:
    2023 HU2                                                 Earth MOID = 0.0149 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Veres                   
    M  10.40840              (2000.0)            P               Q                  
    n   1.16892996     Peri.  229.24756     +0.28087899     -0.95071821             
    a   0.8925044      Node   205.36997     +0.94674405     +0.29691090             
    e   0.5536715      Incl.   17.84630     +0.15742521     -0.08932409             
    P   0.84           H   24.82          G   0.15           U   7                  
    Residuals in seconds of arc
    230420 I41  0.2+  0.1+    230420 G02  1.1+  1.0+    230421 734 (0.6+  1.4-)
    230420 I41  0.5-  0.1-    230420 G02  1.3+  1.0+    230421 I52  0.1+  0.0
    230420 I41  0.4+  0.1+    230420 G02  1.3+  1.5+    230421 I52  0.1+  0.0
    230420 I41 (1.8-  2.1-)   230420 L01  0.1-  0.1+    230421 I52  0.1+  0.2+
    230420 K88  0.4-  0.1+    230420 L01  0.2-  0.2-    230421 I52  0.0   0.1-
    230420 K88  0.2-  0.3-    230420 L01  0.3-  0.0     230421 654  0.1-  0.1-
    230420 K88  0.0   0.3-    230420 L01  0.2-  0.1-    230421 654  0.2-  0.1-
    230420 958  1.2+  0.0     230420 L01  0.3-  0.1-    230421 654  0.2-  0.1-
    230420 958  0.1-  0.4+    230421 734  0.5-  0.0
    230420 958  0.5+  0.7+    230421 734  0.2+  0.4+
    
    Ephemeris:
    2023 HU2                 a,e,i = 0.89, 0.55, 18                  q = 0.3984
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 03 22    00 39 35.4 -16 20 54   0.3014  0.7179    19.0   153.2    30.6
    ...
    2023 04 06    00 30 19.5 -15 26 42   0.1288  0.8829    22.6   154.2    29.4
    ...
    2023 04 14    00 02 37.4 -05 01 14   0.04666 0.9607    25.3   153.5    27.2
    ...
    2023 04 20    15 08 18.3 +52 33 51   0.02394 1.0144   114.0    64.8    19.0
    2023 04 21    14 11 41.4 +44 47 41   0.03242 1.0229   123.5    55.0    19.4
    2023 04 22    13 46 13.9 +39 42 26   0.04173 1.0314   128.3    49.9    19.8
    ...
    2023 04 28    13 07 00.5 +28 52 59   0.1020  1.0796   133.8    42.3    21.7
    ...
    2023 05 06    12 58 33.1 +24 52 44   0.1851  1.1379   130.7    42.2    23.1
    ...
    2023 05 21    12 59 44.3 +21 01 45   0.3456  1.2295   121.8    44.4    24.7
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-H127
    


    Read MPEC 2023-H126 Read MPEC 2023-H128


    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
    • J97B01 (the packed version of the full form)
    • B01 (the abbreviated form)