|INDEX for SN 1999by|
|Detailed Data (NED queries):|
ESSENTIAL NOTE for SN 1999by (Back to INDEX)|
CROSS-IDENTIFICATIONS for SN 1999by (Back to INDEX)|
COORDINATES for SN 1999by (Back to INDEX)|
Reference Frame Longitude Latitude RA DEC Uncertainty Ellipse (arcsec) (degrees) (degrees) Semimajor Semiminor PA(deg) Equatorial (B1950.0) 139.604729 51.215163 09h18m25.135s +51d12m54.59s 1.00E+00 1.00E+00 0 Equatorial (J2000.0) 140.466958 51.001833 09h21m52.070s +51d00m06.60s 1.00E+00 1.00E+00 0 Ecliptic (B1950.0) 124.950108 33.616344 1.00E+00 1.00E+00 0 Ecliptic (J2000.0) 125.651337 33.621350 1.00E+00 1.00E+00 0 Galactic 166.914712 44.119360 1.00E+00 1.00E+00 0 SuperGalactic 49.486258 -15.974467 1.00E+00 1.00E+00 0Additional detailed measurements with references are also available by clicking below:
4 Position data point(s)
REDSHIFT-INDEPENDENT DISTANCES for SN 1999by (Back to INDEX)|
4 Distances found in NED View 4 Individual Distance Measurement(s) for SN 1999by
Summary Statistics computed by NED from 4 Distance(s) in the literature:
NOTE: These summary statistics are provided for "quick-look" reference only;
they are based exclusively on original values, as published.
No homogenization or corrections have been applied.
CLASSIFICATIONS (TYPES, ATTRIBUTES) for SN 1999by (Back to INDEX)|
FOREGROUND GALACTIC EXTINCTION for SN 1999by (Back to INDEX)|
Galactic Extinction from the Schlafly & Finkbeiner 2011, Appendix; 2011ApJ...737..103S (SF11) recalibration
For completeness, we include the original SFD98 values:
Galactic Extinction based on H I Column Densities and Galaxy Counts
(Burstein & Heiles; 1982AJ.....87.1165B) assuming Rv = 3.1:
AB = 0.000 mag
See Notes on Galactic Extinction for important caveats.
BASIC DATA for SN 1999by (Back to INDEX)|
SuperNova Type : Ia pec Magnitude at Max and Filter: 13.8 System : B Date of Maximum Light : MAY10 Spare 5 : NOTE: This information is indicative only. With the exception of the
QUICK-LOOK PHOTOMETRY and LUMINOSITIES for SN 1999by (Back to INDEX)|
The brightest flux in each of the following spectral regions, when available:
Gamma-Ray (ν > 2E19 Hz); X-Ray (2E19 Hz > ν > 2E16 Hz); Ultraviolet (2E16 Hz > ν > 9E14 Hz); Visual (9E14 Hz > ν > 3E14 Hz);
Near-Infrared (3E14 Hz > ν > 6E13 Hz); Mid-Infrared (6E13 Hz > ν > 7.5E12 Hz); Far-Infrared (7.5E12 Hz > ν > 1E12 Hz);
Sub-Millimeter (1E12 Hz > ν > 3E11 Hz); Millimeter (3E11 Hz > ν > 3E10 Hz); Radio (3E10 Hz > ν).
a Metric Distance of (14.275 +/- 3.230) Mpc using the Average NED-D value.
The quantities quoted above have not necessarily been corrected for foreground extinction, and no K-Corrections have been applied.
View details and SED for 3 Photometric data point(s) available in NED.
EXTERNAL ARCHIVES AND SERVICES for SN 1999by Help (Back to INDEX)|