C/2025 J1 (Borisov) (Record n° 32021)
Perihelion distance : 3.58 AU
Inclination to ecliptic : 95 °
Eccentricity : 1
NASA/JPL elements
IAU/MPC elements
On 2026 Nov 01 03h14 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Magnitude (MPC m2) 17.7 Aperture radius for m2 7.2 " Magnitude band r r (dist/Sun) 3.804 AU d (dist/Earth) 3.346 AU Right ascension 106.46195 ° Declination +5.74381 ° 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 | ABC2021| CMO|Y87 |2026-11-01T03:14:10Z |106.46195 |+5.74381 |0.28 |0.29 |0.41 | UCAC4|17.7 |0.06 | Sr| UCAC4| 7.2 |1.33 |1020| K|
|C/2025 J1 | ABC2021| CMO|Y87 |2026-11-01T03:32:27Z |106.45982 |+5.74039 |0.28 |0.29 |0.40 | UCAC4|17.7 |0.12 | Sr| UCAC4| 7.2 |1.29 | 990| K|
|C/2025 J1 | ABC2021| CMO|Y87 |2026-11-01T03:50:28Z |106.45771 |+5.73698 |0.30 |0.30 |0.43 | UCAC4|17.7 |0.11 | Sr| UCAC4| 7.2 |1.27 | 990| 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 100x30s 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 4 Resulting picture sampling (scale) 1.6 "/pix Observation submission date 2026 Nov 03 08h19m35s Observation modification date 2026 Nov 04 09h16m00s