2025gnk

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Information

Transient

Name: AT2025gnk
Right ascension: 10h34m42.28s
Declination: 42d39m56.89s
Discovery Date: March 31, 2025, 9:44 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.008

Host

Name: 2025gnk
Right ascension: 10h34m42.61s
Declination: 42d39m56.08s
Redshift: 0.065163
Photometric Redshift: 0.071
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.7
Cutout download processed 13.86
Global aperture construction processed 0.68
Local aperture photometry processed 5.36
Global aperture photometry processed 5.34
Validate local photometry processed 0.02
Validate global photometry processed 15.03
Host information processed 0.1
Global host SED inference processed 435.37
Local host SED inference processed 453.85
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) = 10h34m42.28s, 42d39m56.89s
semi major axis, semi minor axis (arcsec) = 1.6, 1.6
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 4.56 1.14 22.252 0.271 AB
SDSS_g 25.12 1.36 20.400 0.059 AB
PanSTARRS_g 27.43 0.38 20.305 0.015 AB
SDSS_r 49.42 1.93 19.665 0.042 AB
PanSTARRS_r 50.47 0.43 19.642 0.009 AB
SDSS_i 71.26 2.46 19.268 0.037 AB
PanSTARRS_i 71.54 0.5 19.264 0.008 AB
PanSTARRS_z 88.13 0.99 19.037 0.012 AB
SDSS_z 83.43 4.19 19.097 0.055 AB
PanSTARRS_y 97.46 2.72 18.928 0.030 AB

Aperture details

RA, DEC (J2000) = 10h34m42.62s, 42d39m56.21s
semi major axis, semi minor axis (arcsec) = 8.16, 6.38
angle (degrees, anti-clockwise from east) = -83.48

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 90.18 5.23 19.012 0.063 AB
SDSS_g 478.39 5.98 17.201 0.014 AB
PanSTARRS_g 496.55 1.68 17.160 0.004 AB
SDSS_r 982.44 8.6 16.419 0.010 AB
PanSTARRS_r 954.56 1.91 16.450 0.002 AB
SDSS_i 1359.95 10.83 16.066 0.009 AB
PanSTARRS_i 1368.63 2.23 16.059 0.002 AB
PanSTARRS_z 1665.11 4.39 15.846 0.003 AB
SDSS_z 1704.4 18.97 15.821 0.012 AB
PanSTARRS_y 1886.44 12.01 15.711 0.007 AB
2MASS_J 2273.1 160.78 14.614 0.077 Vega
2MASS_H 2749.52 299.58 13.934 0.118 Vega
2MASS_K 2427.62 255.83 13.599 0.114 Vega
WISE_W1 1067.55 20.62 13.630 0.021 Vega
WISE_W2 643.34 23.43 13.540 0.040 Vega
WISE_W3 516.46 94.29 11.943 0.198 Vega
WISE_W4 355.89 468.12 10.902 1.428 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})\, 9.185 9.284 9.391
{\rm log}_{10}({\rm SFR}) -2.203 -1.462 -0.827
{\rm log}_{10}({\rm sSFR}) -11.524 -10.724 -10.118
{\rm stellar\ age} 5.562 7.468 9.551

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.427 -0.769 -0.288
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.719 -0.840 0.112

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.262 0.691 1.172
\delta -0.435 -0.066 0.190
\tau_1/\tau_2 0.635 0.990 1.344
Q_{PAH} 0.644 2.170 5.288
U_{min} 2.849 8.025 14.895
{\rm log}_{10}(\gamma_e)\, -3.042 -1.978 -0.728

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.704 -0.489 -0.053
{\rm log}_{10}(\tau_{AGN})\, 1.059 1.412 1.968

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.513 -1.692 -1.025
0.03-0.10 Gyr -2.433 -1.466 -0.755
0.10-0.33 Gyr -2.378 -1.452 -0.744
0.33-1.08 Gyr -2.376 -1.345 -0.566
1.08-3.54 Gyr -2.017 -0.902 -0.490
3.54-11.60 Gyr -1.226 -0.616 -0.445
11.60-12.89 Gyr -1.155 -0.510 0.191

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.517 10.577 10.685
{\rm log}_{10}({\rm SFR}) -5.789 -2.624 -1.389
{\rm log}_{10}({\rm sSFR}) -16.198 -13.181 -11.953
{\rm stellar\ age} 7.528 8.547 12.159

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.238 -0.923 -0.723
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.529 -0.671 0.142

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.193 0.327 0.488
\delta -0.763 -0.479 -0.235
\tau_1/\tau_2 0.526 0.966 1.403
Q_{PAH} 0.557 1.545 3.439
U_{min} 3.339 10.164 18.209
{\rm log}_{10}(\gamma_e)\, -2.900 -1.687 -0.670

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.201 -3.109 -2.205
{\rm log}_{10}(\tau_{AGN})\, 1.027 1.484 1.903

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -7.003 -3.197 -1.526
0.03-0.10 Gyr -6.495 -3.098 -1.403
0.10-0.33 Gyr -5.966 -2.988 -1.255
0.33-1.08 Gyr -4.968 -2.404 -0.794
1.08-3.54 Gyr -3.370 -1.279 0.213
3.54-11.60 Gyr -1.271 0.667 0.868
11.60-12.89 Gyr -0.953 1.075 1.818