2025yam

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Information

Transient

Name: AT2025yam
Right ascension: 2h46m14.94s
Declination: 11d15m56.56s
Discovery Date: Sept. 14, 2025, 10:45 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.135

Host

Name:
Right ascension: 2h46m14.87s
Declination: 11d15m53.78s
Redshift: None
Photometric Redshift: 0.071
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 6.13
Transient MWEBV processed 0.09
Host match processed 5.25
Host information processed 0.11
Host MWEBV processed 0.05
Global aperture construction processed 0.64
Global aperture photometry processed 5.97
Validate global photometry processed 14.48
Global host SED inference processed 554.61
Local aperture photometry processed 5.81
Validate local photometry processed 0.02
Local host SED inference processed 412.35
 

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) = 2h46m14.94s, 11d15m56.56s
semi major axis, semi minor axis (arcsec) = 1.47, 1.47
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 22.64 0.22 20.513 0.011 AB
PanSTARRS_g 23.81 0.36 20.458 0.016 AB
PanSTARRS_r 39.08 0.55 19.920 0.015 AB
DES_r 43.4 0.51 19.806 0.013 AB
PanSTARRS_i 57.89 0.46 19.493 0.009 AB
PanSTARRS_z 68.83 0.89 19.306 0.014 AB
DES_z 67.27 1.79 19.331 0.029 AB
PanSTARRS_y 72.48 2.51 19.250 0.038 AB

Aperture details

RA, DEC (J2000) = 2h46m14.85s, 11d15m54.08s
semi major axis, semi minor axis (arcsec) = 8.54, 5.82
angle (degrees, anti-clockwise from east) = -144.51

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 20.77 3.32 20.607 0.173 AB
GALEX_NUV 14.3 2.41 21.012 0.183 AB
DES_g 198.2 0.72 18.157 0.004 AB
PanSTARRS_g 198.45 1.67 18.156 0.009 AB
PanSTARRS_r 345.24 2.52 17.555 0.008 AB
DES_r 381.06 1.63 17.448 0.005 AB
PanSTARRS_i 486.75 2.13 17.182 0.005 AB
PanSTARRS_z 588.16 4.18 16.976 0.008 AB
PanSTARRS_y 679.36 11.9 16.820 0.019 AB
2MASS_J 888.48 181.36 15.633 0.222 Vega
2MASS_H 1103.78 278.84 14.925 0.274 Vega
2MASS_K 1624.64 280.07 14.035 0.187 Vega
WISE_W1 462.87 19.47 14.537 0.046 Vega
WISE_W2 312.11 21.01 14.325 0.073 Vega
WISE_W3 977.42 85.06 11.251 0.094 Vega
WISE_W4 1372.87 443.27 9.436 0.351 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.030 9.153 9.263
{\rm log}_{10}({\rm SFR}) -1.725 -1.249 -0.683
{\rm log}_{10}({\rm sSFR}) -10.898 -10.411 -9.833
{\rm stellar\ age} 4.348 6.309 7.722

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.619 -1.113 -0.650
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.661 -0.949 -0.012

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.185 0.441 0.805
\delta -0.549 -0.174 0.186
\tau_1/\tau_2 0.665 0.984 1.291
Q_{PAH} 0.739 2.165 4.744
U_{min} 2.861 7.834 14.863
{\rm log}_{10}(\gamma_e)\, -2.883 -1.834 -0.697

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.343 -0.665 -0.271
{\rm log}_{10}(\tau_{AGN})\, 1.034 1.361 1.788

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.694 -1.326 -1.018
0.03-0.10 Gyr -1.934 -1.251 -0.589
0.10-0.33 Gyr -1.721 -1.025 -0.463
0.33-1.07 Gyr -1.493 -0.853 -0.433
1.07-3.52 Gyr -1.165 -0.739 -0.503
3.52-11.53 Gyr -1.203 -0.790 -0.587
11.53-12.81 Gyr -1.424 -0.777 -0.295

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.048 10.112 10.178
{\rm log}_{10}({\rm SFR}) -0.596 -0.311 0.036
{\rm log}_{10}({\rm sSFR}) -10.680 -10.417 -10.105
{\rm stellar\ age} 6.134 7.304 8.687

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.677 -0.453 -0.265
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.688 0.026 0.340

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.030 0.074 0.160
\delta -0.245 0.162 0.341
\tau_1/\tau_2 0.614 0.990 1.354
Q_{PAH} 1.840 3.745 5.535
U_{min} 2.480 7.315 14.760
{\rm log}_{10}(\gamma_e)\, -2.747 -1.597 -0.492

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.034 -1.819 -1.304
{\rm log}_{10}(\tau_{AGN})\, 1.180 1.616 1.941

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.596 -0.395 -0.263
0.03-0.10 Gyr -0.728 -0.283 0.151
0.10-0.33 Gyr -0.774 -0.292 0.010
0.33-1.07 Gyr -0.632 -0.210 0.063
1.07-3.52 Gyr -0.421 0.039 0.339
3.52-11.53 Gyr 0.015 0.249 0.370
11.53-12.81 Gyr -0.236 0.342 0.866