2025nbb

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Information

Transient

Name: AT2025nbb
Right ascension: 8h29m28.73s
Declination: 39d38m30.74s
Discovery Date: June 3, 2025, 4:17 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.034

Host

Name: 2025nbb
Right ascension: 8h29m28.63s
Declination: 39d38m28.14s
Redshift: 0.057120
Photometric Redshift: 0.061
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 2.84
Cutout download processed 16.11
Global aperture construction processed 0.64
Local aperture photometry processed 6.56
Global aperture photometry processed 6.61
Validate local photometry processed 0.02
Validate global photometry processed 18.17
Host information processed 0.09
Global host SED inference processed 454.44
Local host SED inference processed 472.99
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
Processing status completed N/A N/A
 

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) = 8h29m28.73s, 39d38m30.74s
semi major axis, semi minor axis (arcsec) = 1.81, 1.81
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 12.46 1.5 21.161 0.131 AB
SDSS_g 76.94 2.33 19.185 0.033 AB
DES_g 79.36 0.64 19.151 0.009 AB
PanSTARRS_g 99.97 0.43 18.900 0.005 AB
SDSS_r 157.71 3.35 18.405 0.023 AB
PanSTARRS_r 197.84 0.56 18.159 0.003 AB
SDSS_i 227.62 4.04 18.007 0.019 AB
PanSTARRS_i 282.84 0.48 17.771 0.002 AB
PanSTARRS_z 339.37 1.38 17.573 0.004 AB
SDSS_z 316.54 6.13 17.649 0.021 AB
DES_z 311.13 2.68 17.668 0.009 AB
PanSTARRS_y 395.41 3.34 17.407 0.009 AB

Aperture details

RA, DEC (J2000) = 8h29m28.62s, 39d38m28.23s
semi major axis, semi minor axis (arcsec) = 14.34, 7.71
angle (degrees, anti-clockwise from east) = -143.93

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 35.7 6.11 20.018 0.186 AB
GALEX_NUV 37.88 4.65 19.954 0.133 AB
SDSS_u 124.05 7.85 18.666 0.069 AB
SDSS_g 882.38 8.22 16.536 0.010 AB
DES_g 887.32 2.17 16.530 0.003 AB
PanSTARRS_g 945.31 2.31 16.461 0.003 AB
SDSS_r 1784.27 11.82 15.771 0.007 AB
PanSTARRS_r 1814.78 2.95 15.753 0.002 AB
SDSS_i 2577.46 14.41 15.372 0.006 AB
PanSTARRS_i 2620.72 2.62 15.354 0.001 AB
PanSTARRS_z 3150.8 7.71 15.154 0.003 AB
SDSS_z 3517.51 28.17 15.034 0.009 AB
DES_z 3314.6 9.02 15.099 0.003 AB
PanSTARRS_y 3679.19 19.25 14.986 0.006 AB
2MASS_J 4436.53 214.16 13.887 0.052 Vega
2MASS_H 6438.2 330.05 13.010 0.056 Vega
2MASS_K 5733.43 366.46 12.666 0.069 Vega
WISE_W1 2451.46 31.12 12.727 0.014 Vega
WISE_W2 1442.15 35.38 12.663 0.027 Vega
WISE_W3 2502.61 128.55 10.230 0.056 Vega
WISE_W4 846.06 721.91 9.961 0.926 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})\, 9.757 9.861 9.982
{\rm log}_{10}({\rm SFR}) -1.561 -0.801 -0.311
{\rm log}_{10}({\rm sSFR}) -11.463 -10.672 -10.182
{\rm stellar\ age} 7.490 8.904 12.170

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.707 -1.266 -0.890
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.795 -1.063 0.086

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.508 0.798 1.046
\delta -0.576 -0.265 -0.011
\tau_1/\tau_2 0.606 0.969 1.351
Q_{PAH} 0.789 2.529 5.162
U_{min} 2.831 7.873 14.909
{\rm log}_{10}(\gamma_e)\, -3.440 -2.638 -1.465

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.302 -1.521 -0.786
{\rm log}_{10}(\tau_{AGN})\, 0.891 1.278 1.855

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.470 -0.712 -0.258
0.03-0.10 Gyr -2.255 -0.992 -0.314
0.10-0.33 Gyr -3.115 -1.281 -0.552
0.33-1.08 Gyr -3.615 -1.439 -0.644
1.08-3.56 Gyr -3.573 -1.299 -0.395
3.56-11.70 Gyr -1.378 -0.117 0.087
11.70-13.00 Gyr -0.263 0.491 1.080

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.785 10.876 10.931
{\rm log}_{10}({\rm SFR}) -0.926 -0.469 -0.080
{\rm log}_{10}({\rm sSFR}) -11.806 -11.308 -10.955
{\rm stellar\ age} 8.688 11.989 12.324

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.949 -0.727 -0.566
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.692 -0.795 0.129

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.205 0.327 0.484
\delta -0.177 0.013 0.163
\tau_1/\tau_2 0.303 0.805 1.361
Q_{PAH} 0.797 2.132 4.203
U_{min} 3.159 9.365 17.308
{\rm log}_{10}(\gamma_e)\, -2.674 -1.691 -0.940

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.206 -3.154 -2.227
{\rm log}_{10}(\tau_{AGN})\, 1.058 1.589 1.968

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.038 -0.423 -0.123
0.03-0.10 Gyr -2.484 -0.612 -0.003
0.10-0.33 Gyr -3.787 -1.048 -0.135
0.33-1.08 Gyr -4.142 -1.335 -0.260
1.08-3.56 Gyr -3.798 -1.548 -0.256
3.56-11.70 Gyr -1.767 -0.082 0.985
11.70-13.00 Gyr 1.302 1.995 2.066