First solar eclipse of 2010 will occur on 15th january.
This eclipse will be seen when Sun is transiting in Capricorn sign, Uttarashada constellation and when Rahu(north node) conjuncts Sun.
This is seen completely only in South Africa, Srilanka, Southern parts of India and partially in middle and north india, bangladesh, china, tibet, nepal.
Eclipse starts at 11:38 AM and ends at 3:19 PM (IST) and it lasts for 3 hours 49 minutes.
People in srilanka and southern tip of india can see complete eclipse at 1:39 PM (IST).
Pregnant women, physicall weak and diseased people, kids are not advised to watch this eclipse.

Effects of solar eclipse on 12 Moon Signs

• Aries (Mesha) – Comforts
• Taurus (Vrishabha) – Insults
• Gemini (Mithuna) – Difficulties and Hurdles
• Cancer (Karkataka) – Bad relations with opposite sex
• Leo (Simha) – Comforts and clearance of loans
• Virgo (Kanya) – Depression
• Libra (Thula) – Pessimism and fatigue
• Scorpio (Vrishchik) – Monetary gains
• Sagittarius (Dhanus) – Danger
• Capricorn (Makara) – Disturbance and ill-health
• Aquarius (Kumbha) – Expenditure and loss of money
• Pisces (Meena) – Financial gains

Above effects will last for 2-3 weeks after eclipse and will be more if you happen to watch the eclipse.

Discus about this topic and other eclipses in 2010 – Here