stream_c = pal5_stream.to_coord_frame(coord.ICRS)

style = dict(marker='.', s=1, alpha=0.5)

fig, axes = plt.subplots(1, 2, figsize=(10,5), sharex=True)

axes[0].scatter(stream_c.ra.degree,
                stream_c.dec.degree, **style)
axes[0].set_xlim(250, 220)
axes[0].set_ylim(-15, 15)

axes[1].scatter(stream_c.ra.degree,
                stream_c.radial_velocity.to(u.km/u.s), **style)
axes[1].set_xlim(250, 220)
axes[1].set_ylim(-100, 0)

axes[0].set_xlabel(r'$\alpha\,[{\rm deg}]$')
axes[1].set_xlabel(r'$\alpha\,[{\rm deg}]$')
axes[0].set_ylabel(r'$\delta\,[{\rm deg}]$')
axes[1].set_ylabel(r'$v_r\,[{\rm km}\,{\rm s}^{-1}]$')

fig.tight_layout()