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C/2015 V2 (Johnson)


NASA/JPL elements
IAU/MPC elements


On 2017 May 21 20h42 UT by Marc Deldem


(Copyright Marc Deldem)

Nuclear magnitude (m2)12.4
m2 standard deviation0.1
Aperture radius used for m26.25 "
r (dist/Sun) 1.664 AU
d (dist/Earth) 0.854 AU
Right ascension15 05 27.42 h m s
Declination+32 07 04.1 ° ' "
MPC report
COD K22
CON Marc DELDEM [marc.deldem@free.fr]
OBS M. Deldem
MEA M. Deldem
TEL 0.20-m f/10 Schmidt-Cassegrain + CCD + f/7.4 focal reducer
ACK MPCReport file updated 2017.05.22 21:56:41
AC2 marc.deldem@free.fr
NET Gaia DR1
    CK15V020 KC2017 05 21.86254 15 05 27.42 +32 07 04.1          12.3 N      K22
    CK15V020 KC2017 05 21.87605 15 05 25.53 +32 06 24.5          12.5 N      K22
    CK15V020 KC2017 05 21.88547 15 05 24.21 +32 05 56.2          12.5 N      K22
Instrumental configurationConfig1
InstrumentC8
Instrument typeSchmidt-Cassegrain
Instrument aperture (0=naked eye)200 mm
Instrument focale length1480 mm
Instrument focale/diameter7.4
Filter(s)None
CameraSBIG ST8-XME
SensorCCD
Sensor size13.8x9.2 mm2
Sensor pixels number1530x1020
Sensor temperature-15 °C
Binning1x1
MountG11
MotorizationYes
AutoguideYes
Exposure total time1740 s
Exposure details58x30sec
Air mass1.09
Observatory MPC codeK22
Reference stars catalogGaia DR1
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.25 "/pix
Image processingDDP
Observation submission date2017 May 22 21h59m38s
Observation modification date2017 May 22 22h10m19s

(Record n° 17715)

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