C/2024 J4 (Lemmon) (Record n° 29856)
NASA/JPL elements
IAU/MPC elements
On 2025 Jul 30 22h42 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Nuclear magnitude (m2) 18.7 m2 standard deviation 0.0 Aperture radius used for m2 6.4 " Right ascension 14 42 32.32 h m s Declination +22 49 50.5 ° ' " 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 19
ACK MPCReport file updated 2025.07.31 07:59:04
NET Gaia DR2
AC2 jgbosch@free.fr
CK24J040 KB2025 07 30.94604 14 42 32.32 +22 49 50.5 18.7 G Y87
CK24J040 KB2025 07 30.95641 14 42 32.07 +22 49 44.0 18.7 G Y87
CK24J040 KB2025 07 30.96662 14 42 31.83 +22 49 37.7 18.7 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 100x25s 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 31 08h20m48s Observation modification date 2025 Jul 31 08h25m52s