2025aarq

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Information

Transient

Name: AT2025aarq
Right ascension: 21h38m12.98s
Declination: 1d59m04.80s
Discovery Date: Oct. 12, 2025, 4:37 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.042

Host

Name:
Right ascension: 21h38m12.96s
Declination: 1d59m03.01s
Redshift: None
Photometric Redshift: 0.087
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.79
Transient MWEBV processed 0.07
Host match processed 6.03
Host information processed 0.12
Host MWEBV processed 0.05
Global aperture construction processed 0.63
Global aperture photometry processed 7.67
Validate global photometry processed 18.31
Global host SED inference processed 416.77
Local aperture photometry processed 7.79
Validate local photometry processed 0.03
Local host SED inference processed 445.57
 

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) = 21h38m12.98s, 1d59m04.80s
semi major axis, semi minor axis (arcsec) = 1.23, 1.23
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 17.84 0.15 20.771 0.009 AB
PanSTARRS_r 37.26 0.35 19.972 0.010 AB
DES_r 37.11 0.37 19.976 0.011 AB
PanSTARRS_i 52.4 0.31 19.602 0.006 AB
PanSTARRS_z 63.57 0.85 19.392 0.014 AB
DES_z 62.87 0.88 19.404 0.015 AB
PanSTARRS_y 69.27 2.18 19.299 0.034 AB

Aperture details

RA, DEC (J2000) = 21h38m12.95s, 1d59m03.30s
semi major axis, semi minor axis (arcsec) = 9.03, 5.8
angle (degrees, anti-clockwise from east) = -40.25

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 9.71 0.81 21.431 0.091 AB
GALEX_NUV 15.45 0.67 20.928 0.047 AB
SDSS_u -0.27 6.36 AB
SDSS_g 181.95 4.01 18.250 0.024 AB
DES_g 189.99 0.55 18.203 0.003 AB
PanSTARRS_g 198.73 1.45 18.154 0.008 AB
SDSS_r 361.01 5.78 17.506 0.017 AB
PanSTARRS_r 381.4 1.94 17.447 0.006 AB
DES_r 395.27 1.31 17.408 0.004 AB
SDSS_i 540.12 7.82 17.069 0.016 AB
PanSTARRS_i 527.17 1.76 17.095 0.004 AB
PanSTARRS_z 654.11 4.86 16.861 0.008 AB
SDSS_z 850.71 24.81 16.576 0.032 AB
DES_z 675.87 3.13 16.825 0.005 AB
PanSTARRS_y 721.63 12.73 16.754 0.019 AB
2MASS_J 1462.2 188.79 15.093 0.140 Vega
2MASS_H 920.78 301.44 15.122 0.355 Vega
2MASS_K 654.98 328.91 15.022 0.545 Vega
WISE_W1 526.52 19.82 14.397 0.041 Vega
WISE_W2 315.56 24.29 14.313 0.084 Vega
WISE_W3 953.66 94.99 11.278 0.108 Vega
WISE_W4 929.29 646.56 9.860 0.755 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})\, 9.333 9.433 9.560
{\rm log}_{10}({\rm SFR}) -1.696 -1.093 -0.597
{\rm log}_{10}({\rm sSFR}) -11.133 -10.545 -9.999
{\rm stellar\ age} 6.500 7.670 10.754

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.421 -0.893 -0.492
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.320 -0.810 -0.250

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.289 0.629 0.973
\delta -0.409 -0.064 0.222
\tau_1/\tau_2 0.651 1.007 1.357
Q_{PAH} 1.049 3.241 5.668
U_{min} 2.984 7.973 14.771
{\rm log}_{10}(\gamma_e)\, -2.932 -1.726 -0.607

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.684 -0.551 -0.067
{\rm log}_{10}(\tau_{AGN})\, 1.044 1.590 1.959

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.710 -1.118 -0.685
0.03-0.10 Gyr -1.973 -1.154 -0.538
0.10-0.33 Gyr -2.430 -1.314 -0.731
0.33-1.07 Gyr -2.565 -1.310 -0.727
1.07-3.48 Gyr -2.408 -0.957 -0.473
3.48-11.35 Gyr -0.980 -0.467 -0.290
11.35-12.62 Gyr -0.835 -0.199 0.570

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.410 10.469 10.555
{\rm log}_{10}({\rm SFR}) -0.270 0.049 0.418
{\rm log}_{10}({\rm sSFR}) -10.739 -10.409 -10.089
{\rm stellar\ age} 7.591 9.165 11.731

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.920 -0.654 -0.478
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.724 -0.387 0.306

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.217 0.334 0.494
\delta -0.381 -0.126 0.090
\tau_1/\tau_2 0.617 1.056 1.501
Q_{PAH} 1.057 2.666 4.717
U_{min} 2.875 8.614 16.067
{\rm log}_{10}(\gamma_e)\, -2.657 -1.653 -1.027

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.236 -3.025 -2.060
{\rm log}_{10}(\tau_{AGN})\, 1.079 1.610 1.963

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.541 -0.501 -0.226
0.03-0.10 Gyr -0.222 0.162 0.569
0.10-0.33 Gyr -1.708 -0.288 0.120
0.33-1.07 Gyr -2.886 -0.682 -0.223
1.07-3.48 Gyr -2.685 -0.722 -0.126
3.48-11.35 Gyr -0.830 0.523 0.710
11.35-12.62 Gyr 0.514 1.251 1.686