Moon Transit Hub

What is Chandra Gochar?

Chandra Gochar (चंद्र गोचर) is the Moon's transit through the 12 zodiac signs and 27 Nakshatras. The Moon is the fastest-moving body in Vedic astrology — it covers the full zodiac in roughly 27.32 days, spending about 2.25 days in each sign and ~24 hours 20 minutes in each nakshatra. In Vedic astrology the Moon is called the Manas Karaka (significator of mind, emotions, and instinctual response) and is the single most important body for daily panchang, Muhurta selection, and Vimshottari Dasha calculation.

Why the Moon matters more than any other transit

Because the Moon changes nakshatra almost daily, it drives the tempo of the Vedic day. Your janma-nakshatra — the nakshatra the Moon occupied at your birth — is the anchor for your Vedic name, your starting Dasha, and every “Chandra Ashtama” (unfavorable eighth-from-Moon days) reading you'll ever get. The Moon's daily nakshatra is also what tells a priest which activities are auspicious that day: Rohini days for weddings, Pushya for financial ventures, Ashwini for healing, Mrigashira for travel. Sun transits change every 30 days; Moon transits change every 24 hours — which is why almanac publications lead with Moon data, not Sun.

Chandra Rashi Peyarchi — the year timeline

Chandra Peyarchi is the Tamil / South Indian term for the Moon's sign change — literally “Moon transit.” Unlike the Sun (12 changes / year) or Venus (12–15 with retrogrades), the Moon logs roughly 160 sign entries per year and ~365 nakshatra entries per year. The Year Timeline compresses this into a scrollable card list — every sign visit as a card, with peak-dignity moments called out inside the Taurus and Scorpio visits. Nakshatra entries have their own calendar, the Chandra Nakshatra Peyarchi timeline. The Moon never retrogrades, so each sign or nakshatra appears exactly once per sidereal month (~27.32 days), making the Moon timeline the most predictable of the three planet timelines.

The Moon and Vimshottari Dasha

Vimshottari Dasha — the 120-year predictive framework at the heart of Vedic astrology — is anchored entirely to the Moon's nakshatra at birth. Where in that nakshatra the Moon sat determines how much of the current planetary period had already elapsed at birth, which cascades into every mahadasha, antardasha, and pratyantardasha for the rest of a lifetime. This is why the Moon date lookup exists: getting the nakshatra and pada right at the birth moment is what fixes the entire Dasha timeline. A wrong nakshatra by even one row shifts every predicted event by decades.

Moon exaltation, moolatrikona, own sign, and debilitation

• Exalted in Taurus (Vrishabha) 0°00'00"–3°00'00" — unlike most planets the Moon is exalted in only the opening 3° of its exaltation sign, so the window lasts about 5.5 hours, not the whole ~2.3-day Taurus visit. It ranges from roughly 4.7 to 6.1 hours as the Moon’s speed varies over the 8.85-year perigee cycle.
• Peak exaltation at exactly 3°00'00" Taurus — the precise degree, not a range: not 2°59'59" and not 3°00'01". The Moon covers it in roughly 2 seconds, and it sits right at the ceiling of the exaltation stretch.
• Moolatrikona in Taurus (Vrishabha) 3°00'01"–29°59'59" — the remaining ~2.1 days of every Taurus visit. Strong, but ranked below the exalted opening degrees.
• Own Sign across all of Cancer (Karka) — the Moon's natural home. Considered highly favorable for emotional stability, family matters, and Lakshmi rituals.
• Debilitated across all of Scorpio (Vrishchika) — peak debilitation at 3° Scorpio. Emotional intensity and instability are traditionally noted during this ~2-day window each month.

Unlike Venus or Sun where dignity windows can last weeks, the Moon's dignity changes every 2–3 days. This is why traditional Vedic practice tracks the Moon's daily nakshatra rather than its dignity for most decisions.

Waxing vs waning — Shukla and Krishna Paksha

In Vedic tradition the Moon's phase matters as much as its position. The Shukla Paksha (waxing fortnight, from new moon to full moon) is considered auspicious for new beginnings, growth-oriented projects, and outward activities. The Krishna Paksha (waning fortnight, from full moon to new moon) is considered better suited for completions, releases, ancestral rites (Shraddha), and inward reflection. This tracker's Live and Date Lookup views show the current tithi (lunar day) which encodes both paksha and the Moon-Sun angular distance in one number.

How the calculations are done

Every Moon position, sign entry, nakshatra entry, and pada boundary is computed via Swiss Ephemeris with Lahiri Ayanamsha — the same DE431 planetary dataset published by NASA JPL and used across professional-grade Vedic tools. Sign, nakshatra, and pada boundary times are resolved to the exact ephemeris instant via binary search on the sidereal longitude, not approximated. Because the Moon moves so fast (~0.55° per hour), even a few minutes' error in nakshatra timing can shift the resulting janma-nakshatra by one row — which is why the boundary computation runs to sub-second precision.

Sidereal vs Tropical Moon

Western astrology uses the tropical zodiac; Vedic astrology uses the sidereal zodiac. The two have drifted apart by about 24° in the current era due to precession of the equinoxes. Consequence: a Western app that reads “Moon in Taurus” is often sidereal “Moon in Aries” in the Vedic frame — a full sign shift. This tracker uses Lahiri Ayanamsha throughout, matching the reference frame used in every Vedic panchang, almanac, and Muhurta computation across India.

Does the Moon's position depend on my location?

The Moon's sidereal longitude at any UTC instant is essentially location-invariant for astrological purposes (the small parallax effect — up to ~1° between geographic extremes — is corrected for). What varies significantly is your local wall-clock: the Moon's nakshatra change that reads “3:47 AM IST” for Delhi reads “5:17 PM PST the previous day” for California — same event, different clock. The tracker auto-detects your timezone. The Date Lookup mode uses your local sunrise as the anchor because Vedic tradition defines the day boundary at sunrise, not midnight.

What this tracker gives you

Six connected tools, all powered by Swiss Ephemeris DE431 with Lahiri Ayanamsha:

• Live Tracker — the Moon's current sidereal longitude, sign (Rashi), Nakshatra, Pada, sign lord, nakshatra lord, deity, and current tithi (lunar day). Auto-updates as the Moon moves.
• Date Lookup — the Moon's complete readout at local sunrise for any past or future date, plus every sign and nakshatra transition happening during that 24-hour window. Verify your janma-nakshatra or check any historical date.
• Find Nakshatra / Rashi Dates — reverse lookup. Pick a target sign or nakshatra and a date range (up to 185 days for the Moon), get every window during which the Moon occupies it. Useful for finding upcoming Rohini, Pushya, or Vishakha days.
• Chandra Rashi Peyarchi (Year Timeline) — also called Chandra Peyarchi. Every Moon sign visit for a chosen year as a card, with nested nakshatra sub-events. Use the arrows to view any past or future year, from 13,201 BCE onward.
• Nakshatra Peyarchi (Monthly Calendar) — every Moon-nakshatra entry across a whole month as a chronological card list with pada-level start / end times and classical Muhurta flags on each card: Gand Mool, Panchak window, Sarvartha Siddhi Yoga, and Yamaghantak Yoga. Best for month-at-a-glance muhurta planning.
• Panchak Calendar — every Panchak window in a chosen year (13–14 windows / year, ~5 days each). Each window shows its window-wide sub-type — Rog, Raj, Agni, Chor, Mrityu, or Neutral — based on the weekday Panchak starts on. Cross-links to Daily Panchang for each window's start date.

Explore the rest of Nakshatrica

One tool won't answer everything. Nakshatrica pairs each landing page with a full set of free, Swiss-Ephemeris-precise Vedic tools — pick whichever you need next.