NASA/JPL elements
IAU/MPC elements
On 2020 Apr 25 21h10 UT by Nicolas Biver
(Copyright Nicolas Biver)
| Coma Total magnitude (m1) | 9.3 | Aperture radius used for m1 | 2.5 ' | Nuclear magnitude (m2) | 12.8 | Aperture radius used for m2 | 6 " | Coma diameter | 5.0 ' | Coma condensation degree (DC) | 5 | r (dist/Sun) | 1.621 AU | d (dist/Earth) | 1.721 AU | Right ascension | 05 24 48.0 h m s | Declination | +75 39 05 ° ' " | Instrumental configuration | Config2 | 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 alpha 7S | Sensor | DC | Sensor size | 36x24 mm2 | Sensor pixels number | 4240x2438 | Sensor temperature | 12 °C | Binning | 2x2 | Mount | Dobson seule | Motorization | No | Autoguide | No | Exposure total time | 20.3 s | Exposure details | 15*1/2+16*0.8s | Sky transparency (naked eye max mag) | 4.5 | Air mass | 1.5 | Location | Versailles | Reference stars catalog | APASS | Used softwares | IRIS | Resulting picture sampling (scale) | 2 "/pix | Image processing | Division flat, alignement, somme, retrait gradient résiduel | Observation submission date | 2020 Apr 29 21h39m18s |
(Record n° 21950)