171P/Spahr (Record n° 20347)
Orbital period : 6.70 years
NASA/JPL elements
IAU/MPC elements
On 2019 Jan 07 20h07 UT by Joel Nicolas
(Copyright Joel Nicolas)Nuclear magnitude (m2) 18.1 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 1.773 AU d (dist/Earth) 0.919 AU Right ascension 04 20 45.19 h m s Declination +10 00 41.7 ° ' " MPC report COD A77
CON J. NICOLAS [nicolas.joel@wanadoo.fr]
OBS J. Nicolas
MEA J. Nicolas
TEL 0.41-m f/3.3 reflector + CCD
ACK A77 NEOCP 2019.01.08 14:55:40
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0171P KC2019 01 07.83831 04 20 45.19 +10 00 41.7 17.9 N A77
0171P KC2019 01 07.84390 04 20 45.16 +10 00 50.2 18.2 N A77
0171P KC2019 01 07.85071 04 20 45.12 +10 01 01.3 18.2 N A77
Instrumental configuration Config1 Instrument type Newton Instrument aperture (0=naked eye) 410 mm Instrument focale length 1353 mm Instrument focale/diameter 3.3 Filter(s) None Camera ST8XME Sensor CCD Sensor temperature -23 °C Binning 1x1 Exposure details 20*60s Air mass 1.21 Observatory MPC code A77 Location 04 Dauban Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.4 "/pix Observation submission date 2019 Jan 08 14h59m06s Observation modification date 2019 Jan 08 15h07m52s