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Early warning for newly discovered comets and unconfirmed objects.

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P/1960 S1

P/1960 S1 (van Houten-Lemmon)

CometClass Ecatalogued
Unknown

Visibility unknown. No recent magnitude. Large facilities may still recover it if an ephemeris exists.

JSONCSV

Right ascension

—

J2000

Declination

—

J2000

Estimated magnitude

—

Unknown · COBS consensus

Confidence

33

Class E · priority 56

Observations

0

Arc unknown

Last observation

Not in feed

COBS consensus does not publish an observer timestamp. Catalog ingested 53d ago.

Perihelion

—

—

Peak window

Unknown

No COBS peak date or perihelion yet. A computed window from H0, n, and q comes when elements are complete.

Historic peak

—

No peak date yet

Catalog ingest

53d ago

Venator last wrote this row 2026-09-14 20:00:17 UTC

Light curve

Light curve is queued. The background analyzer fetches the full COBS history for this object (one comet at a time). Refresh after a minute, or wait for the queue.

Orbital elements

q

—

e

—

i

—

Ω

—

ω

—

a

—

MOID

—

H

—

H0 / n

—

NEO score

—

PHA score

—

RMS

—

Elongation

—

Reporting sources

  • COBS comet list

    ok

    Comet Observation Database magnitudes and perihelion data for the full COBS list (active and inactive).

Name history

  • P/1960 S1 (van Houten-Lemmon)

    Informal: van Houten-Lemmon

    P/1960 S1 · 2026-09-14 18:27:55 UTC → current

Discoverers

Contributors

  • No recent COBS visual or CCD reports linked yet.

Pips are observation weight on this object (log of report count). Hover for catalog-wide weight.