Purnama and Tilem — The Full and New Moon Poles

If Pawukon (3.3.1) and Saka (3.3.2) are the thousand-year structures of time, Purnama and Tilem are the everyday beat returning twice a month. Purnama (full moon) and Tilem (new moon) — separated by 15 days — are the breath of Bali Hindu ritual. The duality of ascent (Purnama) and purification (Tilem) is the monthly recurrence of Rwa Bineda (2.4.2). For foreigners, these are the most predictable Balinese ritual days — full moon = Purnama, new moon = Tilem on the Gregorian calendar.

A. Two Beats — Sukla Paksa and Krsna Paksa

In the Balinese Saka calendar, a Sasih (month) divides into two half-months:

• Sukla Paksa — the bright half (new moon → full moon, 15 days)
• Krsna Paksa — the dark half (full moon → new moon, 15 days)

Peak of each half:

• 15th of Sukla Paksa = Purnama (full moon, Pancami Purnama)
• 15th of Krsna Paksa = Tilem (new moon, Pancami Tilem)

Sanskrit etymology:

• Purnama < Purnima (fullness, Indian Purnima)
• Tilem < Tila (black sesame — darkness) + Amavasya (new moon)

On the Gregorian calendar:

• Purnama — coincides with the Gregorian full moon (sometimes off by 1 day)
• Tilem — coincides with the Gregorian new moon
• Thus most predictable for foreigners — check moon phase

Sources: Purnima · Amavasya · Balinese calendar

B. Purnama — The Ascent of the Full Moon

Purnama = the day the moon is full. The peak of spiritual energy.

Meaning:

• Sacred light fills the earth
• Dewa (gods) and humans are at their closest
• The optimal moment for prayer, meditation, ritual

Ritual activities:

1. Visiting all temples, including family shrines

• Larger canang on Padmasana / Sanggah Kemulan
• Tri Sandhya (three-time prayer) — under the full moon
• Banten Pejati (larger offerings)

2. Peak of major Odalan

• Sad Kahyangan Odalan often coincides with Purnama
• Pura Besakih Bhatara Turun Kabeh — Sasih Kadasa Purnama
• Pura Ulun Danu Beratan — Sasih Kapat Purnama

3. Auspicious days for life-cycle rituals

• Pawiwahan (wedding) — on Purnama or near it is preferred
• Mepandes (tooth-filing, 3.6.2) — Purnama
• Bale Madya (housewarming) — auspicious days near Purnama

4. Purification at Tirta Empul and others

• Tirta Empul in Tampaksiring — bathing in Melukat sacred water
• Strongest spiritual effect on Purnama
• Foreigners can also experience the Balinese-style purification (sarong required)

Purnama Sasih Kapat (Oct–Nov full moon) — one of the most auspicious full moons in Bali. The golden moment for marriages, housewarmings, big decisions.

Sources: Purnima · Tirta Empul

C. Tilem — The Purification of the New Moon

Tilem = the day the moon disappears. Peak of darkness and time of purification.

Meaning:

• Bhuta Kala (spirits, 3.1.3) strengthen
• A time for purifying bad karma and reflection
• The most appropriate time for Mecaru (spirit offering)

Ritual activities:

1. Mecaru (spirit offerings)

• Family- and village-scale appeasing of Bhuta Kala
• Blood offerings of chicken, pig, duck
• At the Pura Dalem (village temple of death)

2. Self-purification and fasting

• Brata (asceticism) — partial fasting
• Mona Brata (silence) — for some practitioners
• Tapa (spiritual practice)

3. Siwaratri — Night of Shiva

• Tilem Sasih Kapitu (Jan–Feb new moon) = Siwaratri
• One of Bali Hindu's most sacred new-moon days
• All-night prayer and fasting
• Story of Lubdaka the hunter — Shiva carried even an inattentive hunter to heaven

4. Nyepi Eve — Tilem Sasih Kasanga

• The Tilem just before each Saka New Year
• Tawur Kesanga (great purification) — Ogoh-Ogoh procession and burning
• Driving Bhuta Kala off the island before Nyepi's silence
• (See dedicated article 3.5.2)

Tilem's somber tone:

• Black banners in temples
• Lower-toned ritual music
• No new business or financial dealings (spiritually risky)
• Balinese avoid being out late

Sources: Maha Shivaratri — Bali Siwaratri · Tawur Kesanga

D. Purnama vs. Tilem — Meaning of the Polarity

Meaning of the duality — Rwa Bineda (2.4.2). Not opposition but complement. The month's breath — inhale (Purnama) and exhale (Tilem). Both are needed for cosmic balance.

Common foreigner questions:

• "Is Tilem an unlucky day?" — Not unlucky but a different sacred mode — purification and reflection
• "Why more rituals at the new moon?" — Because Bhuta Kala has strengthened and must be appeased
• "Business signing on Purnama?" — From the Balinese perspective, auspicious — welcomed

Sources: Eiseman F.B., Bali: Sekala and Niskala (1989) · Hauser-Schäublin B., Bali: Cosmos and Earth (1991)

E. The Foreigner's View — Everyday Pulse

1. Track Gregorian + moon phase

• iPhone Weather / calendar — auto-display of full moon
• Time and Date — based on Bali time
• Balinese newspapers (Bali Post) — list Purnama/Tilem daily

2. Changes in shops and markets

• Purnama — larger canang sari sold, flower prices rise
• Tilem — some shops shorten hours (ritual participation)

3. Villas and hotels

• Purnama Sasih Kapat wedding season — hotel prices climb
• Tilem Sasih Kasanga = Nyepi Eve — Ogoh-Ogoh processions downtown

4. Ritual experience

• Tirta Empul Melukat — most meaningful on Purnama
• Pura Tirta Empul foreigner packages — sarong + purification + priest guide
• Tilem meditation — offered at some yoga shalas in Ubud

5. Business scheduling

• For major contracts or new hires, Balinese staff may suggest an auspicious day near Purnama
• Balinese weddings and tooth-filing leave align with Purnama

Quick Summary

Sources / References

• Wiki — Purnima · Amavasya · Balinese calendar · Maha Shivaratri · Tirta Empul
• Official — PHDI Pusat — Purnama-Tilem ritual · Kementerian Agama — Bimas Hindu
• News — Bali Post — monthly Purnama-Tilem schedule · The Jakarta Post — Siwaratri coverage · Bali Discovery — Melukat guide
• Academic — Eiseman F. B. Jr., Bali: Sekala and Niskala (Periplus, 1989-90); Hauser-Schäublin B., Bali: Cosmos and Earth (Phaidon, 1991); Hooykaas C., Religion in Bali (Brill, 1973); Howe L., The Changing World of Bali (Routledge, 2005)