G206.9+2.3
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PKS 0646+06
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- Right Ascension: 06 48 40
- Declination: +06 26
- Size (/arcmin): 60×40
- Type: S?
- Flux density at 1 GHz (/Jy): 6
- Spectral Index: 0.5
- Radio: Diffuse source near the Monoceros Nebula.
- Optical: Filaments detected.
- X-ray: Possibly detected.
- Distance: Optical extinction suggests about 0.9 kpc.
References:
- Davies & Meaburn 1978, A&A, 69, 443. Optical observations.
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- Nousek et al. 1981, ApJ, 248, 152. HEAO-1 X-ray limit.
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- Graham et al. 1982, A&A, 109, 145. Effelsberg 100-m at 2.7 GHz (4.′4: S=4.1±0.6 Jy), plus review of flux densities.
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- Rosado 1982, RMxAA, 5, 127. Optical observations.
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- Fesen et al. 1985, ApJ, 292, 29. Optical spectra.
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- Leahy 1986, A&A, 156, 191. Einstein observations.
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- Odegard 1986, ApJ, 301, 813. TPT at 20.6, 25.6 and 30.9 MHz (24′, 19′ and 16′).
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- Biggs & Lyne 1996, MNRAS, 282, 691. Pulsar search.
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- Gao et al. 2011, A&A, 529, A159. Urumqi 25-m at 5 GHz (9.′5: S=2.9±0.3 Jy), including polarisation and review of flux densities.
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- Ambrocio-Cruz et al. 2014, RMxAA, 50, 323. [SII] spectroscopy.
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- Su et al. 2017, ApJ, 836, 211. CO observations.
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- Zhao et al. 2020, ApJ, 891, 137. Optical extinction for distance.
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Last updated: 13 Dec 2022
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