[Iaude] MPEC X70: 2023 XH1 [a=1.77,e=0.42,i=4.0,H=26.4]

Tue Dec 5 09:40:35 EST 2023

M.P.E.C. 2023-X70                              Issued 2023 December 5, 14:38 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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                    2023 XH1                                    


Observations:
     K23X01H 1C2023 12 03.17592 02 43 57.00 +30 14 20.4          21.7 GVEX070G96
     K23X01H 1C2023 12 03.18720 02 44 01.89 +30 14 11.9          20.9 GVEX070G96
     K23X01H 1C2023 12 03.19283 02 44 04.25 +30 14 08.1          20.8 GVEX070G96
     K23X01H* C2023 12 04.29626502 53 25.521+29 57 51.20         21.54wXEX070F51
     K23X01H  C2023 12 04.31114602 53 32.469+29 57 37.64         21.39wXEX070F51
     K23X01H KC2023 12 04.41166802 54 14.537+29 54 45.50         20.75GVEX070I52
     K23X01H KC2023 12 04.41476402 54 16.096+29 54 41.26         20.89GVEX070I52
     K23X01H KC2023 12 04.41787102 54 17.712+29 54 36.65         21.44GVEX070I52
     K23X01H KC2023 12 04.42097202 54 19.256+29 54 32.22         21.12GVEX070I52
     K23X01H  C2023 12 04.42419602 54 25.565+29 55 34.53         21.27GVEX070F51
     K23X01H  C2023 12 04.42483502 54 25.882+29 55 33.69         20.94GVEX070F51
     K23X01H KC2023 12 05.10936603 00 57.341+29 41 44.02         22.55GVEX070I52
     K23X01H KC2023 12 05.11213803 00 58.838+29 41 41.71         21.37GVEX070I52
     K23X01H KC2023 12 05.11491203 01 00.275+29 41 38.83         21.04GVEX070I52
     K23X01H KC2023 12 05.11768603 01 01.726+29 41 36.35         20.88GVEX070I52
     K23X01H KC2023 12 05.17726403 01 31.84 +29 40 28.1                XEX070858
     K23X01H KC2023 12 05.18440403 01 35.57 +29 40 20.0          21.0 GXEX070858
     K23X01H KC2023 12 05.19141803 01 39.14 +29 40 11.1          20.6 GXEX070858

Observer details:
858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m f/8.1
    Schmidt-Cassegrain + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Herman, T. Lowe, P. Minguez, A.
    Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
    Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
    Weryk.  1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer H. Groeller.  Measurers B. Gray, D. Rankin,
    F. C. Shelly.  1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer G. J. Leonard.
    Measurers E. C. Beshore, 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, F. C. Shelly, K. W. Wierzchos.  1.0-m
    prime focus + CCD.

Orbital elements:
2023 XH1                                                 Earth MOID = 0.0378 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 318.40968              (2000.0)            P               Q                  
n   0.41788634     Peri.  189.12729     +0.00516708     -0.99759871             
a   1.7718649      Node   260.59865     +0.92183055     +0.03151973             
e   0.4234296      Incl.    4.01435     +0.38755868     -0.06167111             
P   2.36           H   26.43          G   0.15           U   8                  
Residuals in seconds of arc
231203 G96 (1.0-  0.5+)   231204 I52  0.1-  0.1+    231205 I52  0.2+  0.0
231203 G96  0.2+  0.2-    231204 I52  0.1+  0.1-    231205 I52  0.1-  0.2-
231203 G96  0.2-  0.0     231204 I52  0.6-  0.0     231205 I52  0.1-  0.0
231204 F51  0.1+  0.2+    231204 F51  0.1+  0.1+    231205 858  0.2+  0.1+
231204 F51  0.2-  0.1+    231204 F51  0.3+  0.1+    231205 858  0.8+  0.4+
231204 I52  0.3+  0.1-    231205 I52  0.3-  0.4-    231205 858  0.2+  0.1-

Ephemeris:
2023 XH1                 a,e,i = 1.77, 0.42, 4                   q = 1.0216
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 05    01 27 41.1 +29 49 23   0.1568  1.1389   158.3    18.7    23.6
...
2023 11 20    01 43 14.2 +30 48 33   0.1012  1.0784   151.6    25.9    22.8
...
2023 11 28    02 10 52.5 +30 51 00   0.07606 1.0539   151.0    27.0    22.2
...
2023 12 04    02 50 45.7 +30 02 27   0.05943 1.0397   154.6    24.0    21.5
2023 12 05    02 59 47.8 +29 44 24   0.05693 1.0377   155.7    23.0    21.4
2023 12 06    03 09 39.3 +29 21 50   0.05453 1.0359   157.0    21.8    21.2
...
2023 12 12    04 27 47.5 +24 37 45   0.04298 1.0270   169.4    10.2    20.3
...
2023 12 20    06 41 21.0 +09 41 39   0.03973 1.0216   161.4    17.8    20.4
...
2024 01 04    09 04 06.7 -10 20 01   0.06831 1.0322   134.3    43.0    22.3

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-X70