2024 YR4 _ K24Y04R _ A11guOI object = A11gMKI object ..

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2024 YR4 _ K24Y04R _ A11guOI object (Dec. 27.73 UT) = A11gMKI object (Dec. 31.66 UT), MPEC 2024-Y140

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MPEC 2025-A153 2024 YR4 / K24Y04R (Q=5.078 AU, arc=14 days, H=23.8 ~59m, close passer, small) from Spacewatch 1.8m (Jan. 9.39-40p3)

MPEC 2025-A159 2024 YR4 / K24Y04R (Q=5.078 AU, arc=15 days, H=23.8 ~59m, close passer, small) from Santa Maria de Montmagastrell Obs. (Jan. 9.92-96p3) and the Spacewatch 1.8m telescope (Jan. 10.18-19p3)

MPEC 2025-A163 2024 YR4 / K24Y04R (Q=5.078 AU, arc=15 days, H=23.8 ~59m, close passer, small) from Starhopper Obs. (Jan. 9.95-96p3)

MPEC 2025-A167 2024 YR4 / K24Y04R (Q=5.077 AU, arc=17 days, H=23.8 ~59m, close passer, small) from Starhopper Obs. (Jan. 9.90p2) and Sormano2 Obs. (Jan. 11.95-96p2)

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MPEC 2025-B54 2024 YR4 / K24Y04R (Q=5.078 AU, arc=28 days, H=23.8 ~59m, close passer, small) from the Danish 1.54m Telescope (Jan. 22.09-14p4) and PS2 (Jan. 22.33-37p4 at w=21.48-22.33)

MPEC 2025-B71 2024 YR4 / K24Y04R (Q=5.078 AU, arc=29 days, H=23.9 ~56m, close passer, small) from PS2 (Dec. 29.53-57p4, Jan. 2.43-47p4 & 22.33-37p4 at G=21.51-22.01), PS1 (Jan. 19.46-54p5 & 22.36-40p4), and the Danish 1.54m Telescope (Jan. 23.09-12p4)

MPEC 2025-B94 2024 YR4 / K24Y04R (Q=5.078 AU, arc=30 days, H=23.9 ~56m, close passer, small) from Marco Micheli via the Catalina Sky Survey (CSS) (Dec. 26.42-43p4 & Jan. 5.34p1), Mt. Lemmon Sta. (Dec. 27.39p4), Tholen/UH88 (Jan. 22.55-56p2 at G=21.84-22.01), Magdalena Ridge Obs. (MRO) (Jan. 24.21-27p4), and the Danish 1.54m Telescope (Jan. 24.23-27p3)

MPEC 2025-B144 2024 YR4 / K24Y04R (Q=5.078 AU, arc=33 days, H=23.9 ~56m, close passer, small) from Ruiz/ESA OGS (Jan. 27.00p1, 27.05p1 & 27.11p1 at G=22.1), Magdalena Ridge Obs. (MRO) (Jan. 27.16-19p4 at G=21.9-22.2), and Danish Tel. (Jan. 27.21-24p4 at G=22.2-4)

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