[Iaude] MPEC F03: 2024 ER4 [a=0.83,e=0.31,i=2.8,H=27.3]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Sat Mar 16 08:37:24 EDT 2024
M.P.E.C. 2024-F03 Issued 2024 March 16, 12:35 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
2024 ER4
Observations:
K24E04R* C2024 03 14.97216213 32 21.840-19 38 27.92 18.87cVEF003M22
K24E04R C2024 03 14.97444213 32 22.198-19 38 39.44 19.23cVEF003M22
K24E04R C2024 03 14.97808713 32 22.956-19 39 00.32 19.15cVEF003M22
K24E04R C2024 03 14.98135613 32 23.638-19 39 17.93 18.84cVEF003M22
K24E04R C2024 03 14.98317013 32 24.050-19 39 28.80 19.03cVEF003M22
K24E04R C2024 03 14.98362113 32 24.110-19 39 30.35 18.94cVEF003M22
K24E04R C2024 03 15.00383413 32 28.157-19 41 20.40 19.03cVEF003M22
K24E04R C2024 03 15.07736213 33 46.45 -19 45 29.6 WEF003X09
K24E04R C2024 03 15.08088813 33 48.06 -19 45 53.9 WEF003X09
K24E04R C2024 03 15.10988 13 32 51.07 -19 50 24.3 18.7 GVEF003M28
K24E04R C2024 03 15.11191 13 32 51.61 -19 50 34.2 18.6 GVEF003M28
K24E04R |C2024 03 15.12432013 34 06.300-19 51 00.10 18.6 GVEF003807
K24E04R |C2024 03 15.12579013 34 06.870-19 51 10.50 18.7 GVEF003807
K24E04R |C2024 03 15.12725013 34 07.440-19 51 20.80 18.6 GVEF003807
K24E04R |C2024 03 15.12872013 34 07.990-19 51 30.90 18.8 GVEF003807
K24E04R KB2024 03 15.61394013 39 38.233-21 08 35.48 18.9 GXEF003Q06
K24E04R KB2024 03 15.62268013 39 43.381-21 10 10.17 19.3 GXEF003Q06
K24E04R KB2024 03 15.63141613 39 48.373-21 11 44.85 17.9 GXEF003Q06
K24E04R KC2024 03 15.64963313 39 59.51 -21 14 56.9 17.9 GVEF003900
K24E04R KC2024 03 15.66391113 40 07.64 -21 17 31.6 18.2 GVEF003900
K24E04R KC2024 03 16.00809813 46 56.033-22 30 45.14 17.9 GXEF003L34
K24E04R KC2024 03 16.05465813 48 02.090-22 45 28.19 17.5 GVEF003J95
K24E04R KC2024 03 16.05598513 48 03.703-22 45 51.23 17.8 GVEF003J95
K24E04R KC2024 03 16.05730713 48 05.333-22 46 13.98 17.8 GVEF003J95
K24E04R KC2024 03 16.08298313 48 16.596-22 51 28.51 16.9 GXEF003L34
K24E04R KC2024 03 16.08465013 48 39.46 -22 53 07.3 17.2 GXEF003958
K24E04R KC2024 03 16.08951413 48 45.30 -22 54 33.3 17.2 GXEF003958
K24E04R KC2024 03 16.09438713 48 51.17 -22 55 59.4 17.6 GXEF003958
K24E04R KB2024 03 16.20774 13 53 24.54 -23 26 29.9 17.7 GXEF003W42
K24E04R KB2024 03 16.22217 13 53 47.67 -23 32 02.1 17.6 GXEF003W42
K24E04R KB2024 03 16.22794 13 53 56.93 -23 34 16.2 17.3 GXEF003W42
K24E04R C2024 03 16.22842213 53 41.239-23 11 14.24 17.02oVEF003W68
K24E04R KB2024 03 16.23376 13 54 06.33 -23 36 32.4 16.9 GXEF003W42
K24E04R C2024 03 16.23436213 53 50.561-23 13 22.80 16.93oVEF003W68
K24E04R |C2024 03 16.23805013 53 56.530-23 14 51.30 17.2 GVEF003807
K24E04R |C2024 03 16.23983013 53 59.320-23 15 30.10 17.5 GVEF003807
K24E04R |C2024 03 16.24161013 54 02.120-23 16 09.00 17.5 GVEF003807
K24E04R |C2024 03 16.24339013 54 04.930-23 16 47.70 17.5 GVEF003807
K24E04R C2024 03 16.26139513 54 33.514-23 23 15.18 17.45oVEF003W68
K24E04R KC2024 03 16.39762 14 00 24.540-24 49 18.37 17.3 GVEF003U52
K24E04R KC2024 03 16.39843 14 00 26.407-24 49 42.35 18.2 GVEF003U52
K24E04R KC2024 03 16.39924 14 00 28.330-24 50 06.47 17.3 GVEF003U52
Observer details:
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes.
0.61-m f/6.8 Ritchey-Chretien + CCD.
900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 reflector + CMO.
958 Observatoire de Dax. Observers P. Dupouy, J. B. de Vanssay. Measurer P.
Dupouy. 0.43-m f/2.7 Reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
L34 Galhassin Robotic Telescope, Isnello. Observer A. Nastasi. 0.40-m f/3.8
400mm Reflector + CCD.
M22 ATLAS South Africa, Sutherland. Observers L. Denneau, R. Siverd, J.
Tonry, H. Weiland. Measurers L. Denneau, N. Erasmus, A. Fitzsimmons, J.
Robinson, R. Siverd, J. Tonry, H. Weiland. 0.5-m Reflector + CCD.
M28 Lesedi Telescope-SAAO Observatory, Sutherland. Observers N. Erasmus, S.
Potter, C. van Gend, S. Chandra, H. Worters. Measurers T. Ngwane, N.
Erasmus. 1.0-m f/8 Reflector + CCD.
Q06 Tarui Observatory, Tarui. Observer H. Watanabe. 0.35-m f/1.9 Schmidt-
Cassegrain + CMO.
U52 Shasta Valley Observatory, Grenada. Observers J. E. Rogers, B. Haeusler.
Measurers J. E. Rogers, D. Parrott. 0.30-m f/5.2 Helin Telescope + CCD.
W42 Mind's Eye Observatory, Vero Beach. Observer J. T. Grage. 0.30-m f/3.3
SCT + CMO.
W68 ATLAS Chile, Rio Hurtado. Observers L. Denneau, R. Siverd, J. Tonry, H.
Weiland. Measurers L. Denneau, N. Erasmus, A. Fitzsimmons, J. Robinson,
R. Siverd, J. Tonry, H. Weiland. 0.5-m Reflector + CCD.
X09 Deep Random Survey, Rio Hurtado. Observers A. Schnabel, D. Ruhela.
Measurer S. Deen. 0.43-m reflector + CMOS.
Orbital elements:
2024 ER4 Earth MOID = 0.0004 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 260.60072 (2000.0) P Q
n 1.30360785 Peri. 142.46462 +0.76367804 +0.64559338
a 0.8299235 Node 177.32199 -0.60336313 +0.71495241
e 0.3054480 Incl. 2.75511 -0.22967106 +0.26842547
P 0.76 H 27.37 G 0.15 U 5
Residuals in seconds of arc
240314 M22 1.1+ 0.4- 240315 807 0.0 0.0 240316 W42 0.1- 0.3+
240314 M22 0.5- 0.7+ 240315 Q06 0.0 0.2+ 240316 W42 0.1- 0.3+
240314 M22 0.4- 0.2- 240315 Q06 0.4+ 0.2- 240316 W42 0.3- 0.2+
240314 M22 0.2- 0.2+ 240315 Q06 0.7- 0.6- 240316 W68 0.4- 0.0
240314 M22 0.4+ 0.8- 240315 900 0.0 0.4- 240316 W42 0.0 0.2-
240314 M22 0.0 0.1+ 240315 900 0.2- 0.4- 240316 W68 0.1+ 0.1+
240315 M22 0.1- 0.2- 240316 L34 0.0 0.5+ 240316 807 0.1+ 0.0
240315 X09 0.6+ 0.5+ 240316 J95 0.3- 0.0 240316 807 0.0 0.1-
240315 X09 0.8+ 0.4+ 240316 J95 0.3- 0.1- 240316 807 0.0 0.1-
240315 M28 0.2- 0.3+ 240316 J95 0.0 0.0 240316 807 0.0 0.1+
240315 M28 0.0 0.3+ 240316 L34 0.2- 0.1- 240316 W68 0.1+ 0.1+
240315 807 0.0 0.1+ 240316 958 0.3+ 0.2+ 240316 U52 0.7- 0.1+
240315 807 0.0 0.0 240316 958 0.3+ 0.1- 240316 U52 0.7- 0.2+
240315 807 0.1+ 0.1- 240316 958 0.0 0.0 240316 U52 0.0 0.2+
Ephemeris:
2024 ER4 a,e,i = 0.83, 0.31, 3 q = 0.5764
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 02 15 13 01 06.9 -14 27 21 0.1504 1.0818 125.5 48.0 25.2
...
2024 03 01 13 12 19.2 -16 07 45 0.07696 1.0486 137.2 40.0 23.5
...
2024 03 09 13 17 48.2 -17 04 33 0.03907 1.0245 143.4 35.3 21.8
...
2024 03 15 13 32 19.2 -19 43 48 0.01116 1.0036 144.8 34.8 19.1
2024 03 16 13 46 21.9 -22 09 18 0.0065530.9999 141.7 38.1 18.0
2024 03 17 15 12 02.4 -33 34 17 0.0021040.9961 120.6 59.3 16.1
...
2024 03 23 01 18 33.1 +17 13 17 0.02614 0.9727 23.5 155.9 29.1
...
2024 03 31 01 21 40.6 +17 44 48 0.06405 0.9380 17.3 161.6 32.8
...
2024 04 15 01 20 15.5 +16 51 36 0.1430 0.8617 7.8 170.9
M. P. C. Staff (C) Copyright 2024 MPC M.P.E.C. 2024-F03
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