It is 13.5 mag visually. It will reach to 13.5 mag in June, but will not be observable in the Northern Hemisphere. It will keep 14 mag until 2000 March. It is 13 mag visually. Only southern people can observe it.
Northern people can never see it again.
Fading out very slowly after the approach to the earth, however, it faded out rapidly in December. It is expected to be bright as 7 mag in late 2000. Northern people cannot observe it until December. It will be observable as 15 mag with a good condition. Rapidly fading since December.