[Iaude] MPEC X115: 2023 XP2 [a=1.80,e=0.51,i=0.5,H=26.4]

[mpec at marsden.cfa.harvard.edu]

M.P.E.C. 2023-X115                             Issued 2023 December 6, 20:06 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 XP2                                    


Observations:
     K23X02P* C2023 12 05.29958801 59 22.454-04 51 20.11         20.53wXEX115F52
     K23X02P  C2023 12 05.31387801 59 10.742-04 54 35.29         20.53wXEX115F52
     K23X02P  C2023 12 05.32820601 58 58.927-04 57 52.21         20.61wXEX115F52
     K23X02P  C2023 12 05.34244401 58 47.149-05 01 08.51         20.27wXEX115F52
     K23X02P |C2023 12 06.03072001 49 34.090-07 54 39.70         20.1 VuEX115807
     K23X02P |C2023 12 06.03561001 49 28.990-07 56 04.60         20.4 VuEX115807
     K23X02P |C2023 12 06.04050001 49 23.950-07 57 29.30         20.2 VuEX115807
     K23X02P KC2023 12 06.12727201 48 03.75 -08 28 25.3          20.0 GXEX115858
     K23X02P KC2023 12 06.13422101 47 56.42 -08 30 29.7          20.3 GXEX115858
     K23X02P KC2023 12 06.14097901 47 49.24 -08 32 32.0          20.4 GXEX115858
     K23X02P KC2023 12 06.15633101 47 34.296-08 36 58.36         21.13GVEX115I52
     K23X02P KC2023 12 06.15727301 47 33.270-08 37 16.21         21.14GVEX115I52
     K23X02P KC2023 12 06.15821201 47 32.284-08 37 32.48         21.10GVEX115I52
     K23X02P KC2023 12 06.15914501 47 31.222-08 37 50.34         20.75GVEX115I52
     K23X02P 1B2023 12 06.77910 01 36 18.672-12 01 53.94         20.6 VZEX115M49
     K23X02P 1B2023 12 06.78347 01 36 12.629-12 03 32.94         19.9 VZEX115M49
     K23X02P 1B2023 12 06.78770 01 36 06.883-12 05 08.34               ZEX115M49
     K23X02P 1B2023 12 06.79188 01 36 01.097-12 06 43.78               ZEX115M49

Observer details:
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes, L.
    Horn.  0.61-m f/11 Ritchey-Chretien + CCD.
858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m f/8.1
    Schmidt-Cassegrain + CCD.
F52 Pan-STARRS 2, 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.
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.
M49 IAS Remote Observatory, Hakos.  Observers D. Husar, M. Junius.  Measurer
    M. Junius.  0.25-m f/4.5 reflector + CMO.

Orbital elements:
2023 XP2                                                 Earth MOID = 0.0036 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                MPC                     
M 310.15332              (2000.0)            P               Q                  
n   0.40847011     Peri.  333.44393     -0.54782282     -0.83658173             
a   1.7989918      Node   149.77320     +0.76917647     -0.50583123             
e   0.5128801      Incl.    0.52365     +0.32902540     -0.21039435             
P   2.41           H   26.43          G   0.15           U   7                  
Residuals in seconds of arc
231205 F52  0.2-  0.2-    231206 807  0.2-  0.1+    231206 I52  0.3+  0.4+
231205 F52  0.0   0.2+    231206 858  0.4-  0.4-    231206 I52  0.6-  0.5-
231205 F52  0.0   0.1+    231206 858  0.0   0.3+    231206 M49  0.3+  0.5+
231205 F52  0.0   0.1+    231206 858  0.0   0.1-    231206 M49  0.5-  0.4+
231206 807  0.9+  0.2-    231206 I52  0.1+  0.4+    231206 M49  0.3+  0.7+
231206 807  0.2-  0.2-    231206 I52  0.1-  0.3-    231206 M49  0.3-  0.0

Ephemeris:
2023 XP2                 a,e,i = 1.80, 0.51, 1                   q = 0.8763
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 06    03 03 45.5 +14 26 27   0.2208  1.2115   174.6     4.4    24.0
...
2023 11 21    02 51 49.7 +11 20 17   0.1172  1.1016   165.0    13.4    22.8
...
2023 11 29    02 36 23.7 +06 54 07   0.06833 1.0472   151.7    26.5    21.9
...
2023 12 05    02 02 44.9 -03 44 21   0.03427 1.0093   133.0    45.6    20.9
2023 12 06    01 49 58.9 -07 47 33   0.02906 1.0032   127.1    51.6    20.7
2023 12 07    01 31 29.7 -13 28 57   0.02418 0.9973   119.2    59.6    20.5
...
2023 12 13    17 35 53.8 -44 49 23   0.02229 0.9640    22.0   157.5    28.3
...
2023 12 21    15 45 55.5 -26 10 45   0.06629 0.9264    29.0   149.0    28.6
...
2024 01 05    15 34 57.3 -20 59 43   0.1596  0.8830    47.3   125.0    27.4

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-X115