NASA/JPL elements
IAU/MPC elements
On 2022 Mar 08 00h30 UT by Nicolas Biver
(Copyright Nicolas Biver)
| Coma Total magnitude (m1) | 12.1 | Aperture radius used for m1 | 1 ' | Nuclear magnitude (m2) | 13.9 | Aperture radius used for m2 | 6 " | Coma diameter | 1.5 ' | Coma condensation degree (DC) | 6 | Afrho | 9000 cm | Afrho error | 1200 cm | r (dist/Sun) | 4.313 AU | d (dist/Earth) | 3.448 AU | Instrumental configuration | Config1 | Instrument | Dobson 407mm F/D 4.3 | Instrument type | Newton | Instrument aperture (0=naked eye) | 407 mm | Instrument focale length | 1750 mm | Instrument focale/diameter | 4.29 | Filter(s) | None | Camera | SONY alpha7S | Sensor | DC | Sensor size | 36*24 mm2 | Sensor pixels number | 4240*2832 | Sensor temperature | -2 °C | Binning | 2x2 | Mount | dobson sur table equatoriale JMI | Motorization | Yes | Autoguide | No | Exposure total time | 83.6 s | Exposure details | 21x1.5s+25x2s | Sky transparency (naked eye max mag) | 6 | Seeing | 2 | Moon phase | 135 ° | Moon elongation | 180 ° | Air mass | 3.9 | Location | Boulonville | Reference stars catalog | APASS | Used softwares | IRIS | Resulting picture sampling (scale) | 2 "/pix | Image processing | binning,flat,alignement,somme,retrait gradient | Remarks or comments | Afrho sur couche R (AfrhoN&B=7200+-1050cm) | Observation submission date | 2022 Mar 08 18h54m10s |
(Record n° 25249)