2025eqq

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Information

Transient

Name: SN2025eqq
Right ascension: 21h55m40.21s
Declination: 20d35m20.85s
Discovery Date: March 16, 2025, 12:55 p.m.
Classification: SN Ia
Redshift: 0.037300
MW E(B-V): 0.085

Host

Name: 2025eqq
Right ascension: 21h55m39.65s
Declination: 20d35m21.74s
Redshift: 0.037229
Photometric Redshift: 0.036
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.02
Cutout download processed 1.58
Global aperture construction processed 0.15
Local aperture photometry processed 1.95
Global aperture photometry processed 2.14
Validate local photometry processed 0.02
Validate global photometry processed 3.49
Host information processed 0.09
Global host SED inference processed 1395.14
Local host SED inference processed 453.98
Transient information processed 0.0
Transient MWEBV processed 0.11
Host MWEBV processed 0.05
Log transient processing status processed None
 

Cutout Download Report

2MASS_H: 2MASS_J: 2MASS_K: WISE_W1: WISE_W2: WISE_W3: WISE_W4: GALEX_NUV: GALEX_FUV: PanSTARRS_g: PanSTARRS_r: PanSTARRS_i: PanSTARRS_z: PanSTARRS_y: SDSS_i: SDSS_r: SDSS_u: SDSS_z: SDSS_g: DES_g: DES_r: DES_i: DES_z: DES_Y:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 21h55m40.21s, 20d35m20.85s
semi major axis, semi minor axis (arcsec) = 2.71, 2.71
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 18.46 2.2 20.734 0.129 AB
SDSS_g 57.02 2.15 19.510 0.041 AB
DES_g 53.92 0.7 19.571 0.014 AB
PanSTARRS_g 49.25 0.87 19.669 0.019 AB
SDSS_r 89.65 3.01 19.019 0.036 AB
PanSTARRS_r 80.55 1.17 19.135 0.016 AB
DES_r 92.46 1.21 18.985 0.014 AB
SDSS_i 107.45 3.94 18.822 0.040 AB
PanSTARRS_i 98.17 1.43 18.920 0.016 AB
PanSTARRS_z 89.72 2.62 19.018 0.032 AB
SDSS_z 110.72 9.96 18.789 0.098 AB
DES_z 135.6 3.96 18.569 0.032 AB
PanSTARRS_y 105.11 5.83 18.846 0.060 AB

Aperture details

RA, DEC (J2000) = 21h55m39.68s, 20d35m21.93s
semi major axis, semi minor axis (arcsec) = 14.38, 8.06
angle (degrees, anti-clockwise from east) = -107.81

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 295.26 8.76 17.724 0.032 AB
SDSS_g 919.83 8.55 16.491 0.010 AB
DES_g 863.51 2.56 16.559 0.003 AB
PanSTARRS_g 835.24 3.79 16.595 0.005 AB
SDSS_r 1485.74 11.9 15.970 0.009 AB
PanSTARRS_r 1421.58 5.15 16.018 0.004 AB
DES_r 1527.48 4.55 15.940 0.003 AB
SDSS_i 1907.47 15.39 15.699 0.009 AB
PanSTARRS_i 1818.97 5.78 15.750 0.003 AB
SDSS_z 2287.4 39.87 15.502 0.019 AB
PanSTARRS_y 2212.23 22.4 15.538 0.011 AB
2MASS_J 2936.25 296.44 14.336 0.110 Vega
2MASS_H 3334.02 467.01 13.725 0.152 Vega
2MASS_K 4029.82 473.41 13.049 0.128 Vega
WISE_W2 1162.56 32.55 12.897 0.030 Vega
WISE_W3 5342.14 127.1 9.407 0.026 Vega
WISE_W4 7743.87 938.81 7.558 0.132 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.409 8.633 8.784
{\rm log}_{10}({\rm SFR}) -1.523 -1.070 -0.636
{\rm log}_{10}({\rm sSFR}) -10.213 -9.667 -9.144
{\rm stellar\ age} 3.280 5.879 7.512

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.781 -1.377 -0.768
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.328 0.259 0.412

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.232 0.430 0.709
\delta -0.708 -0.297 0.055
\tau_1/\tau_2 0.769 1.079 1.418
Q_{PAH} 0.626 2.036 4.030
U_{min} 2.712 7.636 14.087
{\rm log}_{10}(\gamma_e)\, -3.076 -1.974 -0.973

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.565 -1.586 -0.611
{\rm log}_{10}(\tau_{AGN})\, 1.059 1.423 1.889

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.348 -1.077 -0.804
0.03-0.10 Gyr -1.767 -1.071 -0.569
0.10-0.33 Gyr -1.812 -1.129 -0.641
0.33-1.09 Gyr -1.804 -1.231 -0.873
1.09-3.61 Gyr -1.727 -1.261 -1.002
3.61-11.93 Gyr -2.001 -1.402 -1.108
11.93-13.26 Gyr -2.137 -1.404 -0.895

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.948 10.105 10.231
{\rm log}_{10}({\rm SFR}) -0.550 0.104 0.465
{\rm log}_{10}({\rm sSFR}) -10.735 -10.002 -9.550
{\rm stellar\ age} 5.608 7.475 9.991

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.679 -1.223 -0.805
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.859 -0.702 0.337

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.198 0.447 0.703
\delta -0.341 0.129 0.328
\tau_1/\tau_2 0.569 0.940 1.299
Q_{PAH} 0.509 1.493 3.313
U_{min} 2.581 7.713 14.958
{\rm log}_{10}(\gamma_e)\, -3.396 -2.565 -1.771

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.298 -1.678 -1.107
{\rm log}_{10}(\tau_{AGN})\, 0.897 1.356 1.711

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.706 -0.531 -0.053
0.03-0.10 Gyr -0.557 0.209 0.602
0.10-0.33 Gyr -0.675 0.174 0.578
0.33-1.09 Gyr -1.736 -0.294 0.156
1.09-3.61 Gyr -1.116 -0.095 0.321
3.61-11.93 Gyr -0.597 0.129 0.372
11.93-13.26 Gyr -0.740 0.254 1.083