C/2023 H5 (Lemmon) (Record n° 29812)
NASA/JPL elements
IAU/MPC elements
On 2025 Jul 16 23h27 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Nuclear magnitude (m2) 16.8 m2 standard deviation 0.3 Aperture radius used for m2 6.4 " r (dist/Sun) 4.315 AU d (dist/Earth) 4.819 AU Right ascension 11 13 53.86 h m s Declination +63 45 33.5 ° ' " MPC report COD Y87
CON J.-G.Bosch
OBS J.-G.Bosch
MEA J.-G.Bosch
TEL 0.25-m f/4.75 reflector + CMO
NUM 221
ACK MPCReport file updated 2025.07.17 18:09:08
NET Gaia DR2
AC2 jgbosch@free.fr
CK23H050 KB2025 07 16.97730 11 13 53.86 +63 45 33.5 16.5 G Y87
CK23H050 KB2025 07 16.99185 11 13 54.98 +63 45 32.0 16.9 G Y87
CK23H050 KB2025 07 17.00624 11 13 56.14 +63 45 30.5 17.1 G Y87
Instrument type Newton Instrument aperture (0=naked eye) 250 mm Instrument focale length 1187.5 mm Instrument focale/diameter 4.75 Camera Asi 294MM Sensor CMOS Sensor temperature -10 °C Binning 4x4 Mount EQ6 Exposure details 140x25s Observatory MPC code Y87 Location Trevinca skies-Amalthea Reference stars catalog Gaia DR2
Used softwares Tycho Tracker Image resize factor 2 Resulting picture sampling (scale) 1.6 "/pix Observation submission date 2025 Jul 17 18h31m43s Observation modification date 2025 Jul 17 18h36m21s