Candidate List 20250208

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Section 1: New Sources (age<1d)    

Section 2: Old (1-5d) sources observed last night
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Section 1: New Afterglow/FBOT Cands Last Night (3)
1. ZTF25aafhtgs (FBOT?)    [Back to Top]    [Share]    [Trigger Swift]
    [Fritz]    [Lasair]
RA, Dec: 178.80199, 34.3196    11h55m12.48s, 34d19m10.57s
Galactic (l, b): 178.70687, 75.95864    ext(g-r) = 0.021





PS1: 0 sources in 3 arcsec

LegacySurvey: 1 sources in 3 arcsec    Closest: d = 0.58 arcsec, 261.8 deg (east of north)
    photoz=0.73 (68% bounds 0.14, 1.14), type=REX    peak abs mag = -24.01 (68% bounds -19.78, -25.18)


Rise Rate:
g: 0.24 mag/day
r: -99 mag/day
i: -99 mag/day

Fade Rate:
g: -99 mag/day
r: -99 mag/day
i: -99 mag/day


2. ZTF25aafhxrz (FBOT?)    [Back to Top]    [Share]    [Trigger Swift]
    [Fritz]    [Lasair]
RA, Dec: 171.90519, 57.81043    11h27m37.24s, 57d48m37.55s
Galactic (l, b): 142.83012, 55.96091    ext(g-r) = 0.02





PS1: 0 sources in 3 arcsec

LegacySurvey: 1 sources in 3 arcsec    Closest: d = 0.21 arcsec, 178.2 deg (east of north)
    photoz=0.12 (68% bounds 0.1, 0.13), type=SER    peak abs mag = -19.68 (68% bounds -19.4, -19.95)


Rise Rate:
g: -99 mag/day
r: 0.37 mag/day
i: -99 mag/day

Fade Rate:
g: -99 mag/day
r: -99 mag/day
i: -99 mag/day


3. ZTF25aafifqa (FBOT?)    [Back to Top]    [Share]    [Trigger Swift]
    [Fritz]    [Lasair]
RA, Dec: 230.26062, 33.09476    15h21m2.55s, 33d 5m41.12s
Galactic (l, b): 52.66097, 57.27644    ext(g-r) = 0.02





PS1: 0 sources in 3 arcsec

LegacySurvey: 1 sources in 3 arcsec    Closest: d = 1.98 arcsec, 217.8 deg (east of north)
    photoz=0.11 (68% bounds 0.07, 0.14), type=EXP    peak abs mag = -19.81 (68% bounds -18.96, -20.5)

Extinction-corrected gr color:
From alerts: -0.07 +/- 0.13 mag
Consistent with synchrotron, g-r>0!
Rise Rate:
g: 0.13 mag/day
r: 0.49 mag/day
i: -99 mag/day

Fade Rate:
g: -99 mag/day
r: -99 mag/day
i: -99 mag/day





Section 2: Older Sources Observed Last Night (4)
0. ZTF25aafeedj (FBOT?)    [Back to Top]    [Share]    [Trigger Swift]
    [Fritz]    [Lasair]
RA, Dec: 230.0837, 10.78546    15h20m20.09s, 10d47m7.66s
Galactic (l, b): 15.18996, 51.39673    ext(g-r) = 0.053



SDSS (10 arcsec):Found SDSS spec-z: z=0.09; peak abs mag = -19.58

PS1: 0 sources in 3 arcsec

LegacySurvey: 1 sources in 3 arcsec    Closest: d = 2.24 arcsec, 20.3 deg (east of north)
    photoz=0.12 (68% bounds 0.08, 0.29), type=SER    peak abs mag = -20.24 (68% bounds -19.37, -22.35)

Extinction-corrected gr color:
From alerts: -0.38 +/- 0.14 mag

Rise Rate:
g: 0.28 mag/day
r: 0.23 mag/day
i: -99 mag/day

Fade Rate:
g: -99 mag/day
r: -99 mag/day
i: -99 mag/day


1. ZTF25aaficza (Afterglow?)    [Back to Top]    [Share]    [Trigger Swift]
    [Fritz]    [Lasair]
RA, Dec: 184.591, 59.72576    12h18m21.84s, 59d43m32.73s
Galactic (l, b): 130.56312, 56.90977    ext(g-r) = 0.017





PS1: 0 sources in 3 arcsec

LegacySurvey: 1 sources in 3 arcsec    Closest: d = 4.40 arcsec, 257.1 deg (east of north)
    photoz=0.61 (68% bounds 0.18, 1.16), type=PSF    peak abs mag = -24.36 (68% bounds -21.25, -26.06)


Rise Rate:
g: 0.8 mag/day
r: 62.81 mag/day
i: -99 mag/day

Fade Rate:
g: 5.31 mag/day
r: 42.07 mag/day
i: -99 mag/day


2. ZTF25aafiffg (Afterglow?)    [Back to Top]    [Share]    [Trigger Swift]
    [Fritz]    [Lasair]
RA, Dec: 221.92312, 15.16121    14h47m41.55s, 15d 9m40.34s
Galactic (l, b): 14.97787, 60.47037    ext(g-r) = 0.026





PS1: 0 sources in 3 arcsec

LegacySurvey: 1 sources in 3 arcsec    Closest: d = 3.79 arcsec, 351.8 deg (east of north)
    photoz=0.04 (68% bounds 0.03, 0.06), type=EXP    peak abs mag = -17.84 (68% bounds -16.85, -18.7)


Rise Rate:
g: 0.05 mag/day
r: 17.06 mag/day
i: -99 mag/day

Fade Rate:
g: -99 mag/day
r: 1.34 mag/day
i: -99 mag/day


3. ZTF25aafifkc (Afterglow?FBOT?)    [Back to Top]    [Share]    [Trigger Swift]
    [Fritz]    [Lasair]
RA, Dec: 229.075, 30.11754    15h16m18.00s, 30d 7m3.16s
Galactic (l, b): 47.03006, 58.20154    ext(g-r) = 0.025



SDSS (10 arcsec):Found SDSS spec-z: z=0.13; peak abs mag = -19.85

PS1: 0 sources in 3 arcsec

LegacySurvey: 1 sources in 3 arcsec    Closest: d = 1.79 arcsec, 310.7 deg (east of north)
    photoz=0.34 (68% bounds 0.07, 0.82), type=SER    peak abs mag = -22.07 (68% bounds -18.43, -24.35)


Rise Rate:
g: 0.05 mag/day
r: 50.95 mag/day
i: -99 mag/day

Fade Rate:
g: -99 mag/day
r: 9.98 mag/day
i: -99 mag/day