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## Anadhyaya Kaal
**521. Thunder and lightning are generally due to the nature of the season. Therefore, from Prati to Swati Nakshatra, it is not considered Anadhyaya.**
**5. When there is a loud thunder in the sky without clouds, or when there is thunder with clouds, it is Anadhyaya for two Praharas.**
**6. Yupaka - In the Shukla Paksha, the first, second, and third days, the meeting of the evening glow and the moonlight is called Yupaka. On these days, one should not study from Prahara to night.**
**7. Yakshadeepta - Sometimes, a light appears in a direction, like lightning, which appears intermittently. This is called Yakshadeepta. Therefore, one should not study as long as the Yaksha-like light is visible.**
**8. Dhumika - From Krishna-Katik to Magh, the time is the womb month of clouds. During this time, a fine, water-like mist of smoky color falls. This is called Dhumika-Krishna. One should not study as long as this mist falls.**
**9. Mihika Shweta - In winter, a fine, water-like mist of white color falls, called Mihika. One should not study as long as this falls.**
**10. Raj-Udghāt - Due to the wind, dust spreads all over the sky. One should not study as long as this dust remains spread.**
**The above ten reasons are related to the sky and are considered Anadhyaya.**
**11.12.13. Audarik (Body) related Anadhyaya**
**Bones, Flesh, and Blood - If the bones, flesh, and blood of a Panchaindriya Tiryanch are visible, it is Anadhyaya until these things are removed from there. Vattikar considers it Anadhyaya for 60 hands around the place where these things are present. Similarly, Anadhyaya is considered for bones, flesh, and blood related to humans. The difference is that Anadhyaya for these lasts for 100 hands and one day and night.**
**Menstruation - Anadhyaya for a woman's menstruation lasts for three days.**
**Birth of a Child - Anadhyaya for the birth of a boy and a girl is considered for seven and eight days respectively.**
**14. Impurity - Anadhyaya lasts until the feces and urine are visible.**
**15. Cremation Ground - Anadhyaya is considered for 100 hands around the cremation ground.**
**16. Lunar Eclipse - During a lunar eclipse, one should not study for eight Praharas for the lowest level of study, twelve Praharas for the medium level, and sixteen Praharas for the highest level.**
**17. Solar Eclipse - During a solar eclipse, Anadhyaya is considered for eight, twelve, and sixteen Praharas respectively for the lowest, medium, and highest levels of study.**