[Iaude] MPEC V98: 2015 DA250 [a=63.94,e=0.41,i=27.4,H=7.44]

[mpec at marsden.cfa.harvard.edu]

M.P.E.C. 2023-V98                              Issued 2023 November 7, 15:26 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

                                   2015 DA250                                   


Additional Observations:
     K15DP0A !C2017 03 23.08509 10 31 28.55 -00 43 42.8          23.6 V EV098W84
     K15DP0A !C2017 03 24.12561 10 31 24.10 -00 43 17.8                 EV098W84
     K15DP0A !C2017 03 25.05774 10 31 20.16 -00 42 55.3                 EV098W84
     K15DP0A !C2017 03 25.15902 10 31 19.73 -00 42 52.9                 EV098W84

Observer details:
W84 Cerro Tololo-DECam.  Observer .  Measurer F. Valdes.  4.0-m CTIO
    reflector.

Orbital elements:
2015 DA250                                                                      
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Alexandersen            
M 347.12530              (2000.0)            P               Q                  
n   0.00192753     Peri.  243.67585     -0.83680222     +0.46991209             
a  63.9443912      Node   322.39732     -0.16589950     -0.70668242             
e   0.4138459      Incl.   27.41748     -0.52176566     -0.52894478             
P 511              H    7.44          G   0.15           U   8                  
Residuals in seconds of arc
150217 W84  0.0   0.1-    150219 W84  0.1-  0.1+    170323 W84  0.1+  0.0
150217 W84  0.1-  0.0     150222 W84  0.1-  0.3-    170324 W84  0.0   0.0
150217 W84  0.1+  0.1+    150222 W84  0.1-  0.0     170325 W84  0.1-  0.0
150218 W84  0.2+  0.1+    150222 W84  0.3+  0.0     170325 W84  0.0   0.0
150218 W84  0.0   0.2+    150224 W84  0.2-  0.1-
150218 W84  0.1-  0.1+    150224 W84  0.0   0.0

Ephemeris:
2015 DA250               a,e,i = 63.94, 0.41, 27                 q = 37.4813
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 10 08    11 05 20.5 -08 37 07  40.2182 39.3274    26.6     0.7    23.6
...
2023 10 23    11 06 37.5 -08 50 04  40.0797 39.3194    39.7     0.9    23.6
...
2023 10 31    11 07 13.0 -08 56 52  39.9848 39.3152    47.1     1.1    23.6
...
2023 11 06    11 07 36.7 -09 01 50  39.9053 39.3120    52.7     1.1    23.6
2023 11 07    11 07 40.4 -09 02 39  39.8914 39.3115    53.6     1.2    23.6
2023 11 08    11 07 44.0 -09 03 28  39.8773 39.3110    54.6     1.2    23.6
...
2023 11 14    11 08 03.8 -09 08 15  39.7894 39.3078    60.3     1.3    23.6
...
2023 11 22    11 08 25.5 -09 14 18  39.6641 39.3036    67.9     1.3    23.6
...
2023 12 07    11 08 50.0 -09 24 23  39.4121 39.2957    82.5     1.4    23.6

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-V98