# University of Hertfordshire

## The great Kite in the sky: a LOFAR observation of the radio source in Abell 2626

Research output: Contribution to journalArticlepeer-review

### Standard

The great Kite in the sky: a LOFAR observation of the radio source in Abell 2626. / Ignesti, A.; Shimwell, T.; Brunetti, G.; Gitti, M.; Intema, H.; Weeren, R. J. van; Hardcastle, M. J.; Clarke, A. O.; Botteon, A.; Gennaro, G. Di; Brüggen, M.; Browne, I.; Mandal, S.; Röttgering, H. J. A.; Cuciti, V.; Gasperin, F. de; Cassano, R.; Scaife, Anna M.M.

In: Astronomy & Astrophysics, 29.09.2020.

Research output: Contribution to journalArticlepeer-review

### Harvard

Ignesti, A, Shimwell, T, Brunetti, G, Gitti, M, Intema, H, Weeren, RJV, Hardcastle, MJ, Clarke, AO, Botteon, A, Gennaro, GD, Brüggen, M, Browne, I, Mandal, S, Röttgering, HJA, Cuciti, V, Gasperin, FD, Cassano, R & Scaife, AMM 2020, 'The great Kite in the sky: a LOFAR observation of the radio source in Abell 2626', Astronomy & Astrophysics. https://doi.org/10.1051/0004-6361/202039056

### APA

Ignesti, A., Shimwell, T., Brunetti, G., Gitti, M., Intema, H., Weeren, R. J. V., Hardcastle, M. J., Clarke, A. O., Botteon, A., Gennaro, G. D., Brüggen, M., Browne, I., Mandal, S., Röttgering, H. J. A., Cuciti, V., Gasperin, F. D., Cassano, R., & Scaife, A. M. M. (2020). The great Kite in the sky: a LOFAR observation of the radio source in Abell 2626. Astronomy & Astrophysics. https://doi.org/10.1051/0004-6361/202039056

### Author

Ignesti, A. ; Shimwell, T. ; Brunetti, G. ; Gitti, M. ; Intema, H. ; Weeren, R. J. van ; Hardcastle, M. J. ; Clarke, A. O. ; Botteon, A. ; Gennaro, G. Di ; Brüggen, M. ; Browne, I. ; Mandal, S. ; Röttgering, H. J. A. ; Cuciti, V. ; Gasperin, F. de ; Cassano, R. ; Scaife, Anna M.M. / The great Kite in the sky: a LOFAR observation of the radio source in Abell 2626. In: Astronomy & Astrophysics. 2020.

### Bibtex

@article{3cba60573d6d470db56448c9e3d7b5fa,
title = "The great Kite in the sky: a LOFAR observation of the radio source in Abell 2626",
abstract = "The radio source at the center of the galaxy cluster Abell 2626, also known as the Kite, stands out for its unique morphology composed of four, symmetric arcs. Previous studies have probed the properties of this source at different frequencies and its interplay with the surrounding thermal plasma, but the puzzle of its origin is still unsolved. We use new LOw Frequency ARray (LOFAR) observation from the LOFAR Two-meter Sky Survey at 144 MHz to investigate the origin of the Kite.} We present a detailed analysis of the new radio data which we combined with archival radio and X-ray observations. We have produced a new, resolved spectral index map of the source with a resolution of 7$''$ and we studied the spatial correlation of radio and X-ray emission to investigate the interplay between thermal and non-thermal plasma. The new LOFAR data have changed our view of the Kite by discovering two steep-spectrum ($\alpha", keywords = "astro-ph.GA, astro-ph.CO", author = "A. Ignesti and T. Shimwell and G. Brunetti and M. Gitti and H. Intema and Weeren, {R. J. van} and Hardcastle, {M. J.} and Clarke, {A. O.} and A. Botteon and Gennaro, {G. Di} and M. Br{\"u}ggen and I. Browne and S. Mandal and R{\"o}ttgering, {H. J. A.} and V. Cuciti and Gasperin, {F. de} and R. Cassano and Scaife, {Anna M.M.}", note = "{\textcopyright} ESO 2020. The original publication is available at https://doi.org/10.1051/0004-6361/202039056.", year = "2020", month = sep, day = "29", doi = "10.1051/0004-6361/202039056", language = "English", journal = "Astronomy & Astrophysics", issn = "0004-6361", publisher = "EDP Sciences", } ### RIS TY - JOUR T1 - The great Kite in the sky: a LOFAR observation of the radio source in Abell 2626 AU - Ignesti, A. AU - Shimwell, T. AU - Brunetti, G. AU - Gitti, M. AU - Intema, H. AU - Weeren, R. J. van AU - Hardcastle, M. J. AU - Clarke, A. O. AU - Botteon, A. AU - Gennaro, G. Di AU - Brüggen, M. AU - Browne, I. AU - Mandal, S. AU - Röttgering, H. J. A. AU - Cuciti, V. AU - Gasperin, F. de AU - Cassano, R. AU - Scaife, Anna M.M. N1 - © ESO 2020. The original publication is available at https://doi.org/10.1051/0004-6361/202039056. PY - 2020/9/29 Y1 - 2020/9/29 N2 - The radio source at the center of the galaxy cluster Abell 2626, also known as the Kite, stands out for its unique morphology composed of four, symmetric arcs. Previous studies have probed the properties of this source at different frequencies and its interplay with the surrounding thermal plasma, but the puzzle of its origin is still unsolved. We use new LOw Frequency ARray (LOFAR) observation from the LOFAR Two-meter Sky Survey at 144 MHz to investigate the origin of the Kite.} We present a detailed analysis of the new radio data which we combined with archival radio and X-ray observations. We have produced a new, resolved spectral index map of the source with a resolution of 7$''$and we studied the spatial correlation of radio and X-ray emission to investigate the interplay between thermal and non-thermal plasma. The new LOFAR data have changed our view of the Kite by discovering two steep-spectrum ($\alpha

AB - The radio source at the center of the galaxy cluster Abell 2626, also known as the Kite, stands out for its unique morphology composed of four, symmetric arcs. Previous studies have probed the properties of this source at different frequencies and its interplay with the surrounding thermal plasma, but the puzzle of its origin is still unsolved. We use new LOw Frequency ARray (LOFAR) observation from the LOFAR Two-meter Sky Survey at 144 MHz to investigate the origin of the Kite.} We present a detailed analysis of the new radio data which we combined with archival radio and X-ray observations. We have produced a new, resolved spectral index map of the source with a resolution of 7$''$ and we studied the spatial correlation of radio and X-ray emission to investigate the interplay between thermal and non-thermal plasma. The new LOFAR data have changed our view of the Kite by discovering two steep-spectrum (\$\alpha

KW - astro-ph.GA

KW - astro-ph.CO

U2 - 10.1051/0004-6361/202039056

DO - 10.1051/0004-6361/202039056

M3 - Article

JO - Astronomy & Astrophysics

JF - Astronomy & Astrophysics

SN - 0004-6361

ER -