Spiral Galaxy · Coma Berenices

M98 NGC 4192

Magnitude
10.1
Season
Spring
Difficulty
Very Hard
Planner
Star-hop chart
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10.0° vertical field
RA 12h 13m 48sDec +14.90°0° · N/E orientation
Imaging reference
NGC 4192 (M98) Spiral Galaxy

Observer's guide

About NGC 4192

NGC 4192 (M98) is catalogued as a spiral galaxy in Coma Berenices. Its J2000 position is RA 12:13:48.29, Dec +14:54:01.2, corresponding to 183.4512 degrees RA and 14.9005 degrees Dec. The local catalogue places it about 60,000,000 light-years away. Its referenced angular extent is approximately 10.94 by 2.87 arcminutes.

Observing tips

This is rated as a very hard target at magnitude 10.1. It is associated with spring observing, with midnight placement typically strongest around March. From 52 degrees north its theoretical meridian altitude is about 52.9 degrees; local horizons and the live altitude chart determine the practical window.

Because it is faint, use a larger aperture where possible, avoid bright Moon conditions, and use averted vision.

What to expect

The SIMBAD classification for the matched source is LIN. SIMBAD records the morphology as SAB. A published radial velocity value is -107 km/s. The SIMBAD record currently connects it to 505 bibliographic references.

At roughly 10.9 arcminutes across, it benefits from a narrower field and adequate image scale. Use the listed 10.94 by 2.87 arcminute extent to check framing, and treat catalogue magnitude as integrated brightness rather than a direct measure of visual contrast.

Sourced catalogue data

Scientific record

Coordinates (J2000/ICRS)
RA 183.451213° · Dec 14.900543°
SIMBAD classification
LIN
Morphology
SAB
Angular extent
10.94′ × 2.87′
Position angle
151°
Surface brightness
22.47 mag/arcsec²
Radial velocity
-107 km/s
Redshift
-0.00035685
Linked bibliography
505 references
Best midnight placement
March
Observable latitude range
-75.1° to 90°

Source: SIMBAD ↗

24-hour altitude profile

Photographic sky survey