|
* * * * * C/2019 U5 (PANSTARRS) * * * * *
Year Mn Day MM Mag Ref Scope Pwr coma DC tail p.a. Obs Site 2024 4 10.43 M 14.7 AQ 40.0L 261 0.6 4 WYA Walcha, NSW (Semi-opaque coma. Close to star but resolvable.) 2024 4 7.44 M 14.4 AQ 40.0L 182 0.6 5/ WYA Walcha, NSW (Diffuse. Pseudo-nucleus faintly visible in good seeing.) 2024 3 12.46 M 14.6 AQ 40.0L 182 0.4 5 WYA Walcha, NSW (Diffuse. Opaque centre.) 2024 3 7.46 M 14.3 AQ 40.0L 261 0.5 4 WYA Walcha, NSW (Close to star but resolvable. Diffuse coma.) 2024 3 5.50 M 14.3 AQ 40.0L 182 0.4 5/ WYA Walcha, NSW (Semi-opaque inner coma, extended outer coma. Pseudo-nucleus sometimes visible in good seeing.) 2024 2 13.52 M 14.7 AQ 40.0L 261 0.5 5/ WYA Walcha, NSW (Opaque centre. Stellar pseudo-nucleus can be seen in periods of good seeing. Faint extended outer coma.) 2024 2 2.48 M 13.9 AQ 40.0L 182 0.4 6 WYA Walcha, NSW (Diffuse, faint stellar pseudo-nucleus visible, semi-transparent coma.) 2024 1 21.68 M 13.7 AQ 40.0L 182 0.7 5/ WYA Walcha, NSW (Close to star but resolvable. Opaque centre, transparent outer coma.) 2024 1 18.65 M 14.7 AQ 40.0L 108 0.6 6 WYA Walcha, NSW (Faint stellar pseudo-nucleus visible in good seeing. Small diffuse outer coma.) 2023 12 11.63 M 13.8 AQ 40.0L 182 0.6 6 WYA Walcha, NSW (Faint stellar pseudo-nucleus, opaque centre and transparent outer coma.) 2023 7 14.42 M 13.7 AQ 40.0L 182 0.9 4 WYA Walcha, NSW (Altitude 13.8°. Poor seeing. Close to star.) 2023 6 19.77 S 13.6 AQ 63.5L 127 1 6 SCH Tivoli, Namibia 2023 6 19.37 M 13.8 AQ 40.0L 108 0.9 6 WYA Walcha, NSW (Faint stellar pseudo-nucleus visible.) 2023 6 13.91 S 12.3 AQ 20.3T 133 0.8 5 GON Alto del Trichero, León 2023 6 10.38 M 13.8 AQ 40.0L 108 0.5 6 WYA Walcha, NSW (Opaque coma, faint stellar pseudo-nucleus visible.) 2023 6 9.40 M 13.4 AQ 40.0L 108 1.0 5/ WYA Walcha, NSW (Opaque inner coma, faintly stellar in good seeing. Coma shows slight elongation to the ENE approximately.) 2023 5 23.43 M 13.7 AQ 40.0L 182 0.7 6 3.0m 68 WYA Walcha, NSW (Faint tail visible.) 2023 5 12.92 S 11.5 AQ 20.3T 77 2 3/ GON Santiago Millas, Leon 2023 4 19.864 S 12.3 AQ 25.4J 72 1.4 3/ BOU Westerwijtwerd 2023 4 19.47 M 13.0 AQ 40.0L 108 1.4 6 WYA Walcha, NSW (Stellar pseudo-nucleus visible. Close to star but resolvable.) 2023 4 17.865 M 12.1 AQ 25.4J 72 1.2 3/ BOU Westerwijtwerd 2023 4 14.91 S 10.6 TK 20.3T 77 5 3 GON Alto del Trichero, León 2023 4 13.858 M 12.3 AQ 25.4J 88 1.2 4 BOU Westerwijtwerd 2023 3 30.65 M 12.0 AQ 40.0L 59 1.2 6 7.3m 53 WYA Walcha, NSW (Faint tail visible.) 2023 3 27.08 S 10.3 TK 20.3T 77 6 3 GON Alto del Trichero, León 2023 3 21.17 S 11.6 AU 22.0L 160 1.5 3 GOI Araçatuba 2023 3 18.44 M 12.2 AQ 40.0L 59 1.5 6 5.6m 53 WYA Walcha, NSW (Faint tail visible.) 2023 3 16.46 M 12.1 AQ 40.0L 59 1.3 5/ WYA Walcha, NSW (Extended outer coma, opaque inner coma. Faint stellar pseudo-nucleus visible in good seeing.) 2023 3 15.899 S 11.5 AQ 15.5L 50 2.5 2/ DIJ Burlage 2023 3 15.89 S 10.5 TK 20.3T 77 6 2 GON Alto del Trichero, León 2023 3 15.45 M 12.2 AQ 40.0L 59 2.0 5/ WYA Walcha, NSW (Opaque faint stellar pseudo-nucleus visible in good seeing. Diffuse and extended outer coma.) 2023 3 14.860 S 11.3 AQ 15.5L 103 2.4 3 DIJ Burlage 2023 3 13.935 M 12.5 AQ 25.4J 88 1.0 3/ BOU Westerwijtwerd 2023 2 16.99 S 10.9 TK 20.3T 77 6 2 GON Cueto Rosales, León 2023 2 16.51 M 13.0 AQ 40.0L 108 1.1 5/ WYA Walcha, NSW (Low altitude 10.5°. Opaque centre, sometimes stellar in good seeing. Close to star.) 2023 2 2.66 M 12.7 AQ 25.0L 125 1.0 4/ WYA Walcha, NSW (Moonlight. Diffuse, close to star.) 2023 1 31.23 S 11.3 TK 20.3T 77 4 2 GON Alto del Trichero - Soto y Amío, León 2023 1 3.25 S 11.2 TK 20.3T 77 4 2 GON Sierra del Fito, Asturias 2022 12 2.25 S 11.3 TK 20.3T 100 4 2/ GON Alto del Castro, León (Zodiacal light.) 2022 7 31.90 S 12.4 AQ 20.3T 133 2.5 4 GON Riberos de la Cueza, Palencia 2022 7 7.01 S 12.5 AQ 20.3T 133 3 4 GON Alto del Castro, León (Observation made under better conditions, from a higher mountain location, providing a wider coma diameter and brighter m1 estimate in comparison with my previous observation.) 2022 6 30.99 S 13.6 AQ 20.3T 167 1.3 5 GON Alto del Trichero - Soto y Amío, León (Field stars checked in DSS.) 2022 6 24.45 M 14.0 AQ 40.0L 182 0.7 4 WYA Walcha, NSW (Altitude 19.0°. Diffuse, opaque centre. ) 2022 6 22.46 M 14.1 AQ 40.0L 182 0.6 4/ WYA Walcha, NSW (Altitude 18.7°. Small compact and opaque coma.) 2022 6 5.44 M 14.0 AQ 40.0L 182 0.8 5 WYA Walcha, NSW (Moonlight. Altitude 17.4°.) 2022 5 6.51 M 14.5 AQ 40.0L 182 0.6 4 WYA Walcha, NSW (Low altitude 10.9°. Diffuse coma, opaque centre.)