2P
Not visible to typical instruments. Current estimate mag 18.6. Historic peak was mag 8.7. Visual and most CCD amateur setups will not see it. Space telescopes or large ground telescopes are the remaining path.
Right ascension
—
J2000
Declination
—
J2000
Estimated magnitude
18.6
Professional survey · COBS consensus
Confidence
33
Class E · priority 60
Observations
2087
Arc unknown
Last observation
27h ago
Tue, 15 Sep 2026 21:50:24 GMT · COBS consensus
Perihelion
2027-02-10
0.339 au
Peak window
2027-02-07 → 2027-02-13
COBS peak mag 8.7 on 2027-02-10 · perihelion 2027-02-10. Window is those dates ±3 days — not a light-curve fit.
Historic peak
8.7
COBS / analyzed peak 2027-02-10
Catalog ingest
17m ago
Venator last wrote this row 2026-09-17 01:00:03 UTC
Brightness over time (V mag)
Gold = reported observations. Steel dashed family = ensemble (nominal / outburst / fade / disruption).
Tail length
Converted to degrees from COBS (d / arcmin / arcsec). Empty until analysis has pulled the archive.
Ensemble is a first-pass H0/n photometric model plus observed samples — not a trained ML forecast yet. The background analyzer walks the catalog one object at a time so COBS is not flooded. Disruption track rises after perihelion to stand in for solar-wind stripping.
q
0.339 au
e
0.8470
i
11.30°
Ω
334.00°
ω
187.00°
a
—
MOID
—
H
—
H0 / n
—
NEO score
—
PHA score
—
RMS
—
Elongation
—
COBS comet list
okComet Observation Database magnitudes and perihelion data for the full COBS list (active and inactive).
2P/Encke
2P · 2026-09-13 22:21:22 UTC → current
Discoverer · parsed-name · 2026-09-13 22:21:22 UTC → current
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Jose Guilherme de Souza Aguiar
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Visual Observer · MOR03 · 51 reports · last 1070d ago
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Visual Observer · JON · 27 reports · last 11879d ago
Visual Observer · HAS02 · 27 reports · last 1076d ago
Visual Observer · WYA · 26 reports · last 1094d ago
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CCD Observer · NAK01 · 22 reports · last 8039d ago
CCD Observer · YOS02 · 22 reports · last 1081d ago
CCD Observer · HIL04 · 22 reports · last 12d ago
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CCD Observer · PEA · 19 reports · last 11966d ago
Visual Observer · HER02 · 19 reports · last 1070d ago
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Visual Observer · GET · 18 reports · last 1069d ago
1–40 of 311
Pips are observation weight on this object (log of report count). Hover for catalog-wide weight.