NSV26158 outburst Timo Kinnunen reports NSV26158 (=FBS2351+228) is undergoing an apparent outburst, folloing the faint state. The object has been proposed as a symbiotic star, whose spectrum resembling that of recurrent novae. Confirmatory and follow-up observations are encouraged. Data from NSV Supplement 1.0: 235350.9 +230919 (2000.0) NSV26158 NR: 15 16 V * YYMMDD(UT) mag observer 990906.849 157 (T. Kinnunen) 990907.849 157 (T. Kinnunen) 990908.869 156 (T. Kinnunen) 990909.849 157 (T. Kinnunen) 990911.840 156 (T. Kinnunen) 990912.869 157 (T. Kinnunen) 990913.849 162 (T. Kinnunen) 990914.840 164: (T. Kinnunen) 990915.840 <162 (T. Kinnunen) 990918.840 <162 (T. Kinnunen) 990919.840 <158 (T. Kinnunen) 990921.830 <150 (T. Kinnunen) 990923.914 143 (L. T. Jensen, CCD unfiltered) 990926.040 150 (T. Kinnunen)