2025acyc

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Information

Transient

Name: AT2025acyc
Right ascension: 22h15m03.15s
Declination: -4d55m34.93s
Discovery Date: Nov. 9, 2025, 4:03 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.073

Host

Name:
Right ascension: 22h15m03.11s
Declination: -4d55m33.59s
Redshift: None
Photometric Redshift: 0.146
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.45
Transient MWEBV processed 0.06
Host match processed 5.78
Host information processed 0.07
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 6.85
Validate global photometry processed 17.88
Global host SED inference processed 931.3
Local aperture photometry processed 6.95
Validate local photometry no valid phot 0.03
Local host SED inference not 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) = 22h15m03.15s, -4d55m34.93s
semi major axis, semi minor axis (arcsec) = 0.78, 0.78
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 22h15m03.10s, -4d55m33.43s
semi major axis, semi minor axis (arcsec) = 5.25, 5.06
angle (degrees, anti-clockwise from east) = -56.02

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.94 1.02 23.182 0.572 AB
GALEX_NUV 1.7 0.53 23.326 0.338 AB
SDSS_u 42.6 4.57 19.826 0.116 AB
SDSS_g 122.11 3.23 18.683 0.029 AB
DES_g 142.05 0.5 18.519 0.004 AB
PanSTARRS_g 148.01 1.14 18.474 0.008 AB
SDSS_r 380.54 5.63 17.449 0.016 AB
PanSTARRS_r 374.89 1.17 17.465 0.003 AB
DES_r 417.07 1.51 17.349 0.004 AB
SDSS_i 594.99 7.32 16.964 0.013 AB
PanSTARRS_i 586.85 1.44 16.979 0.003 AB
PanSTARRS_z 787.83 4.46 16.659 0.006 AB
SDSS_z 897.48 15.99 16.517 0.019 AB
DES_z 848.23 4.46 16.579 0.006 AB
PanSTARRS_y 1001.68 10.13 16.398 0.011 AB
2MASS_J 1343.89 122.35 15.184 0.099 Vega
2MASS_H 1776.43 188.65 14.409 0.115 Vega
2MASS_K 1710.67 207.88 13.979 0.132 Vega
WISE_W1 652.31 17.73 14.165 0.030 Vega
WISE_W2 391.51 21.37 14.079 0.059 Vega
WISE_W3 142.63 74.41 13.340 0.566 Vega
WISE_W4 432.64 476.8 10.690 1.197 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.022 11.148 11.209
{\rm log}_{10}({\rm SFR}) -2.813 -0.324 0.908
{\rm log}_{10}({\rm sSFR}) -14.182 -11.460 -10.136
{\rm stellar\ age} 7.266 11.022 11.303

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.221 -0.918 -0.697
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.378 -0.456 0.060

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.334 0.464 0.614
\delta -0.911 -0.676 -0.334
\tau_1/\tau_2 0.360 0.824 1.356
Q_{PAH} 0.559 2.033 4.512
U_{min} 3.738 10.884 18.721
{\rm log}_{10}(\gamma_e)\, -2.851 -1.379 -0.529

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.570 -3.681 -2.585
{\rm log}_{10}(\tau_{AGN})\, 1.112 1.647 2.002

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.626 -1.680 -0.086
0.03-0.10 Gyr -3.351 -0.231 1.059
0.10-0.32 Gyr -4.650 -2.159 -0.073
0.32-1.04 Gyr -6.658 -4.011 -0.797
1.04-3.33 Gyr -4.480 -2.580 -0.446
3.33-10.71 Gyr -1.771 0.240 1.332
10.71-11.90 Gyr 1.129 2.298 2.381