C/2025 J1 (Borisov) (Record n° 32015)
Perihelion distance : 3.58 AU
Inclination to ecliptic : 95 °
Eccentricity : 1
NASA/JPL elements
IAU/MPC elements
On 2026 Nov 02 04h49 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Magnitude (MPC m2) 17.3 Aperture radius for m2 7.2 " Magnitude band r r (dist/Sun) 3.807 AU d (dist/Earth) 3.334 AU Right ascension 106.28366 ° Declination +5.45809 ° ADES report
# version=2022
# observatory
! mpcCode Y87
# submitter
! name J.-G. Bosch
# observers
! name J.-G. Bosch
# measurers
! name J.-G. Bosch
# telescope
! design reflector
! aperture 0.25
! fRatio 4.75
! detector CMO
# software
! astrometry Tycho 13.6
! photometry Tycho 13.6
permID |provID |trkSub |mode|stn |obsTime |ra |dec |rmsRA|rmsDec|rmsFit|astCat |mag |rmsMag|band|photCat |photAp|logSNR|exp |notes|remarks
|C/2025 J1 | ABC2040| CMO|Y87 |2026-11-02T04:49:32Z |106.28366 |+5.45809 |0.32 |0.33 |0.46 | UCAC4|17.6 |0.07 | Sr| UCAC4| 7.2 |1.28 | 925| K|
|C/2025 J1 | ABC2040| CMO|Y87 |2026-11-02T05:07:34Z |106.28166 |+5.45464 |0.23 |0.24 |0.33 | UCAC4|16.5 |0.05 | Sr| UCAC4| 7.2 |1.66 | 925| K|
|C/2025 J1 | ABC2040| CMO|Y87 |2026-11-02T05:24:20Z |106.27946 |+5.45156 |0.34 |0.34 |0.48 | UCAC4|17.7 |0.08 | Sr| UCAC4| 7.2 |1.19 | 900| K|Instrument type Newton Instrument aperture (0=naked eye) 250 mm Instrument focale length 1187.5 mm Instrument focale/diameter 4.75 Camera Asi 294MM Sensor CMOS Binning 4x4 Mount EQ6-R pro Picture exposure details 110x25s Observatory MPC code Y87 Location Trevinca skies-Amalthea Reference stars catalog (ast) UCAC4 Reference stars catalog (phot) UCAC4 Used softwares Tycho Tracker Image resize factor 2 Resulting picture sampling (scale) 1.6 "/pix Observation submission date 2026 Nov 03 08h18m07s Observation modification date 2026 Nov 04 09h11m49s