⚠️ 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 _ 11 02 2025 _ 2.png

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⚠️ _ 2024 YR4 _ K24Y04R _ A11guOI object (Dec. 27.73 UT) = A11gMKI object (Dec. 31.66 UT) _ MPEC 2024-Y140 _ 11 02 2025 _ 3.gif

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MPEC 2025-C50 2024 YR4 / K24Y04R (Q=5.078 AU, arc=42 days, H=23.9 ~56m, close passer, small) from Nick Moskovitz via Discovery Channel Telescope (DCT) (Feb. 2.36-37p2 at G=22.93-23.03), Tim Lister via Faulkes Telescope North (Feb. 4.45-46p4 at G=22.6-23.6), program code 1 via Nordic Optical Telescope (NOT) (Feb. 5.03-05p2 at G=22.9-23.2), MRO (Feb. 5.15-19p3 at G=23.0-2), and Spacewatch 1.8m (Feb. 5.33p1 at R=24.3 & 5.38p1 at R=23.1)

MPEC 2025-C64 2024 YR4 / K24Y04R (Q=5.078 AU, arc=43 days, H=23.9 ~56m, close passer, small) from Tim Lister via Faulkes Telescope North (Feb. 5.45-48p3 at G=22.73-23.08), Magdalena Ridge Obs. (MRO) (Feb. 6.16p1 at G=23.7, 6.22-25p2 at G=23.1-3 & 6.30p1 at G=23.3), and the Danish 1.54m Telescope (Feb. 6.24p1 at G=23.0)

MPEC 2025-C113 2024 YR4 / K24Y04R (Q=5.078 AU, arc=43 days, H=23.9 ~56m, close passer, small) from ATLAS Haleakala (Jan. 1.56-58p3, 5.39p1 & 5.44p1), Tim Lister via Faulkes Telescope North (Feb. 6.28-31p3 at G=23.0-3), and Nick Moskovitz via Discovery Channel Telescope (DCT) (Feb. 6.30p2 at G=23.22-25)

MPEC 2025-C124 2024 YR4 / K24Y04R (Q=5.032 AU, arc=44 days, H=23.9 ~56m, close passer, small) from program code 5 via Gran Telescopio Canarias (GTC) (Jan. 13.07p3), Marco Micheli via Discovery Channel Telescope (DCT) (Jan. 27.26-29p5 at G=22.2-8), Moskovitz/DCT (Feb. 7.14-15p2 at G=23.29-43), and MRO (Feb. 7.27p1 at G=23.9)

MPEC 2025-C148 2024 YR4 / K24Y04R (Q=5.032 AU, arc=45 days, H=23.9 ~56m, close passer, small) from Tholen/UH88 (Feb. 5.53p1 at G=23.36), program code 9 via Gemini South Obs. (Feb. 7.12-19p3 at G=23.3-6), and Tim Lister via Faulkes Telescope North (Feb. 8.44-47p3 at G=23.4-6)

MPEC 2025-C156 2024 YR4 / K24Y04R (Q=5.032 AU, arc=46 days, H=23.9 ~56m, close passer, small) from Tim Lister via Faulkes Telescope North (Feb. 7.37-41p3 at G=23.36-80) and program code 1 via Nordic Optical Telescope (NOT) (Feb. 8.93p1 at G=23.2)

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⚠️ _ 2024 YR4 _ K24Y04R _ A11guOI object (Dec. 27.73 UT) = A11gMKI object (Dec. 31.66 UT) _ MPEC 2024-Y140 _ 12 02 2025 _ 1.png

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⚠️ _ 2024 YR4 _ K24Y04R _ A11guOI object (Dec. 27.73 UT) = A11gMKI object (Dec. 31.66 UT) _ MPEC 2024-Y140 _ 12 02 2025 _ 2.png

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Lucy spacecraft & 2024 YR4 _ K24Y04R _ A11guOI object (Dec. 27.73 UT) = A11gMKI object (Dec. 31.66 UT) _ MPEC 2024-Y140 _ 13 02 2025 _ 1.jpg

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⚠️ _ 2024 YR4 _ K24Y04R _ A11guOI object (Dec. 27.73 UT) = A11gMKI object (Dec. 31.66 UT) _ MPEC 2024-Y140 _ 27 12 2024 _ University of Hawaii’s asteroid impact alert system (University of Hawaiʻi) _ 1.jpg

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MPEC 2025-C162 2024 YR4 / K24Y04R (Q=5.032 AU, arc=46 days, H=23.9 ~56m, close passer, small) from the Spacewatch 1.8m telescope (Jan. 9.40p3)

MPEC 2025-C164 2024 YR4 / K24Y04R (Q=5.032 AU, arc=46 days, H=23.9 ~56m, close passer, small) from the Spacewatch 0.9m telescope (Jan. 18.36-40p3)

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⚠️ _ 2024 YR4 _ K24Y04R _ A11guOI object (Dec. 27.73 UT) = A11gMKI object (Dec. 31.66 UT) _ MPEC 2024-Y140 _ 15 02 2025 _ 1.png

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MPEC 2025-C169 2024 YR4 / K24Y04R (Q=5.032 AU, arc=46 days, H=23.9 ~56m, close passer, small) from program code 1 via Galileo Natl. Telescope (TNG) (Jan. 10.99-04p4) and Two-Meter Twin Telescope 3 (TTT3) (Feb. 5.88-92p4 at V=23.1-5)

MPEC 2025-C171 2024 YR4 / K24Y04R (Q=5.032 AU, arc=46 days, H=23.9 ~56m, close passer, small) from ATLAS Sutherland (Jan. 1.93-94p3), ATLAS Chile (Jan. 4.22p1), NAOC Merak (Jan. 7.76-80p5), and ATLAS Mauna Loa (Jan. 9.49p1)

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⚠️ _ 2024 YR4 _ K24Y04R _ A11guOI object (Dec. 27.73 UT) = A11gMKI object (Dec. 31.66 UT) _ MPEC 2024-Y140 _ 18 02 2025 _ 1.png

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⚠️ _ 2024 YR4 _ K24Y04R _ A11guOI object (Dec. 27.73 UT) = A11gMKI object (Dec. 31.66 UT) _ MPEC 2024-Y140 _ 18 02 2025 _ 2.png

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MPEC 2025-D07 2024 YR4 / K24Y04R (Q=5.032 AU, arc=54 days, H=23.9 ~56m, close passer, small) from program code 1 via Nordic Optical Telescope (NOT) (Feb. 16.94-95p2 at G=24.0-3) and MRO (Feb. 17.12-14p2 at G=23.3-5 & 17.21p1 at G=23.5)

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⚠️ _ 2024 YR4 _ K24Y04R _ A11guOI object (Dec. 27.73 UT) = A11gMKI object (Dec. 31.66 UT) _ MPEC 2024-Y140 _ 53 observatories _ 18 02 2025 _ 1.jpg

Красными точками обозначены обсерватории, представившие свои наблюдения.

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⚠️ _ 2024 YR4 _ K24Y04R _ A11guOI object (Dec. 27.73 UT) = A11gMKI object (Dec. 31.66 UT) _ MPEC 2024-Y140 _ 18 02 2025 _ A.png

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⚠️ _ 2024 YR4 _ K24Y04R _ A11guOI object (Dec. 27.73 UT) = A11gMKI object (Dec. 31.66 UT) _ MPEC 2024-Y140 _ 18 02 2025 _ B.png

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⚠️ _ 2024 YR4 _ K24Y04R _ A11guOI object (Dec. 27.73 UT) = A11gMKI object (Dec. 31.66 UT) _ MPEC 2024-Y140 _ 18 02 2025 _ 00.png

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⚠️ _ 2024 YR4 _ K24Y04R _ A11guOI object (Dec. 27.73 UT) = A11gMKI object (Dec. 31.66 UT) _ MPEC 2024-Y140 _ 19 02 2025 _ 1.png

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⚠️ _ 2024 YR4 _ K24Y04R _ A11guOI object (Dec. 27.73 UT) = A11gMKI object (Dec. 31.66 UT) _ MPEC 2024-Y140 _ 19 02 2025 _ 2.jpg

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⚠️ _ 2024 YR4 _ K24Y04R _ A11guOI object (Dec. 27.73 UT) = A11gMKI object (Dec. 31.66 UT) _ MPEC 2024-Y140 _ 19 02 2025 _ 01.png