2004ApJ...616..331G


Query : 2004ApJ...616..331G

2004ApJ...616..331G - Astrophys. J., 616, 331-338 (2004/November-3)

The collimation-corrected gamma-ray burst energies correlate with the peak energy of their νFνSpectrum.

GHIRLANDA G., GHISELLINI G. and LAZZATI D.

Abstract (from CDS):

We consider all bursts with known redshift and νFνpeak energy, Eobspeak. For a good fraction of them an estimate of the jet opening angle is available from the achromatic break of their afterglow light curve. This allows the derivation of the collimation-corrected energy of the bursts, Eγ. The distribution of the values of Eγ is more spread out than in previous findings, covering about 2 orders of magnitude. We find a surprisingly tight correlation between Eγ and the source frame Epeak: Eobspeak(1+z)∝E0.7γ. This correlation can shed light on the still uncertain radiation processes for the prompt GRB emission. More importantly, if the small scatter of this newly found correlation could be confirmed by forthcoming data, it would be possible to use it for cosmological purposes.

Abstract Copyright:

Journal keyword(s): Gamma Rays: Bursts - Radiation Mechanisms: Nonthermal

Simbad objects: 39

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Number of rows : 39
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2024
#notes
1 GRB 021004 gB 00 26 54.68 +18 55 41.6           ~ 547 0
2 GRB 000210 gB 01 59 15 -40 40.0           ~ 172 0
3 GRB 000911 gB 02 18 42 +07 48.0           ~ 156 0
4 GRB 970228 gB 05 01 46.7 +11 46 53           ~ 638 1
5 GRB 991216 gB 05 09 31.2983 +11 17 07.262           ~ 421 0
6 GRB 990705 gB 05 09 54.5 -72 07 53           ~ 222 1
7 GRB 000131 gB 06 13 31.08 -51 56 41.7     24.7     ~ 168 1
8 GRB 970508 gB 06 53 49.2 +79 16 19           ~ 868 1
9 GRB 980329 gB 07 02 41 +38 50.7           ~ 273 1
10 SN 2003lw SN* 08 02 30.1 -39 51 03       20.23   SNIc: 548 0
11 SN 2002lt SN* 08 08 59.858 +06 43 37.52           SNIc: 352 1
12 GRB 980326 gB 08 36 34.3 -18 51 24           ~ 262 0
13 GRB 020124 gB 09 32 50.8 -11 31 11           ~ 152 0
14 GRB 980613 gB 10 17 57.8 +71 27 26           ~ 201 1
15 SN 2003dh SN* 10 44 50.030 +21 31 18.15     16.2     SNIcpec 1208 1
16 GRB 030323 gB 11 06 09.4 -21 46 13           ~ 134 1
17 GRB 011211 gB 11 15 16 -21 56.0           ~ 299 0
18 GRB 030226 gB 11 33 04.9 +25 53 56           ~ 204 0
19 GRB 011121 gB 11 34 26.67 -76 01 41.6       23.0   ~ 275 1
20 GRB 990506 gB 11 54 41 -26 45.0           ~ 166 1
21 GRB 971214 gB 11 56 26.4 +65 12 01           ~ 440 1
22 GRB 030328 gB 12 10 48.4 -09 20 51           ~ 144 0
23 GRB 030429 gB 12 13 07.495 -20 54 49.54     23.70     ~ 131 0
24 GRB 000418 gB 12 25 21 +20 05.0           ~ 214 0
25 GRB 990510 gB 13 38 07.64 -80 29 48.8           ~ 488 1
26 GRB 020405 gB 13 58 03.12 -31 22 22.2   21.9 21.5     ~ 249 1
27 GRB 010222 G 14 52 12.5 +43 01 06           ~ 355 1
28 GRB 990123 gB 15 25 29 +44 45.0     8.95     ~ 989 1
29 GRB 000301C gB 16 20 18.5 +29 26 35           ~ 356 0
30 GRB 991208 gB 16 33 53.51 +46 27 21.5           ~ 260 1
31 GRB 000926 gB 17 04 15 +51 46.0           ~ 364 0
32 GRB 000214 gB 18 54 27.0 -66 27 30           ~ 90 0
33 SN 1998bw SN* 19 35 03.17 -52 50 46.1   14.09       SNIc 1821 2
34 GRB 020813A gB 19 46 41.874 -19 36 04.81           ~ 303 0
35 GRB 030723 gB 21 49 24.40 -27 42 47.4           ~ 126 0
36 GRB 990712 gB 22 31 53.061 -73 24 28.58           ~ 262 1
37 GRB 020903 gB 22 48 42.34 -20 46 09.3           ~ 234 1
38 GRB 010921 gB 22 55 59.90 +40 55 52.9           ~ 171 1
39 GRB 980703 gB 23 59 06.7 +08 35 07           ~ 445 1

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