Home

C/2023 H5 (Lemmon)


NASA/JPL elements
IAU/MPC elements


On 2025 Apr 30 21h40 UT by Patrick Ditz


(Copyright Patrick Ditz)

Nuclear magnitude (m2)16.9
m2 standard deviation0.0
Aperture radius used for m25.6 "
r (dist/Sun) 4.342 AU
d (dist/Earth) 4.231 AU
Right ascension10 45 37.99 h m s
Declination+65 50 21.1 ° ' "
MPC report
COD K97
CON P.Ditz
OBS P.Ditz
MEA P.Ditz
TEL 0.54-m f/3.75 reflector + CCD
NUM 3
ACK MPCReport CodK97-PDI #CK23H050 obs2025-04-30 (L_38x60s_bin2) file updated 2025.05.01 09:26:52
NET ATLAS2
AC2 patrick.ditz@wanadoo.fr,pat.ditz@gmx.fr
    CK23H050 KC2025 04 30.90269 10 45 37.99 +65 50 21.1          16.9 V      K97
    CK23H050 KC2025 04 30.91586 10 45 37.31 +65 50 21.5          16.9 V      K97
    CK23H050 KC2025 04 30.92978 10 45 36.60 +65 50 21.9          16.9 V      K97
Instrumental configurationConfig1
InstrumentT540
Instrument typeNewton
Instrument aperture (0=naked eye)540 mm
Instrument focale length2025 mm
Instrument focale/diameter3.75
Filter(s)L
CameraAtik 460EX
SensorCCD
Sensor size10x12.5 mm2
Sensor pixels number2749x2199
Sensor temperature-10 °C
Binning2x2
MountVMA300
Exposure total time2340 s
Exposure details39x60s
Moon phase155 °
Moon elongation59 °
Air mass1.1
Observatory MPC codeK97
LocationFreconrupt
Reference stars catalogATLAS2
Used softwaresTycho Tracker
Image resize factor1
Resulting picture sampling (scale)0.93 "/pix
Image processingPrism11 & Gimp
Observation submission date2025 May 01 14h02m26s
Observation modification date2025 May 01 14h04m46s

(Record n° 29690)

Home