Kerala Blasters' play-off hopes were dashed after they played out a 1-1 draw against Jamshedpur FC at home in the Indian Super League.
Siverio struck in the first half added time (45+4) and 84th minutes, while Ezequiel Vidal pulled one back for Punjab FC in the 46th minute.
Dimas Delgado found Harmanjot Khabra who routed the attack from the right and floated a perfect cross into the box. Chhetri leapt higher than Shubham Sarangi and headed home. The goal made him the first Indian player to record 50 goals contributions in the Hero ISL -- 42 goals and 8 assists.
There was some drama at the end as ATK forced a series of corners but a goal did not materialise.
Odisha FC made a strong case for play-off qualification with a 2-1 victory over Hyderabad FC in the Indian Super League encounter, in Hyderabad, on Wednesday.
A round-up of the Ranji Trophy matches played on Saturday.
Shreyas Iyer continued with his red-hot form, smashing a stroke-filled 233 to lead Mumbai to a massive 602/4 declared in their Ranji Trophy Elite Group A match against Odisha.
Chennaiyin FC and Odisha FC shared the spoils after a thrilling 2-2 draw in the Hero Indian Super League, at the Jawaharlal Nehru stadium, in Chennai, on Thursday.
FC Goa clinched their first win of the ongoing Indian Super League season as they beat Kerala Blasters 3-1 at the Fatorda Stadium, in Margao, on Sunday.
News of all that's transpired on and off the football field
A round-up of Day 2 of the Ranji Trophy matches played on Sunday
Manuel Onwu scored a hat-trick for the hosts, while Bartholomew Ogbeche netted twice to lead the Golden Boot standings with 15 to his name.
A summary of Ranji matches played on Tuesday.
Round-up of Ranji matches played on Tuesday.
A summary of Friday's action in the Ranji Trophy matches across the country.
A round-up of Ranji matches played on Thursday.
A summary of the Ranji Trophy matches played on Wednesday.
Vaibhav Rawal scored a fine century before pacer Divij Mehra's dismantled Mumbai with a five-wicket haul to power Delhi to an emphatic eight-wicket victory in the Ranji Trophy Group B match.
Shaw continued from his unbeaten 240 from overnight and brought up his triple ton.
A summary of Thursday's action in the Ranji Trophy group stage matches.
A round-up of Ranji matches played on Wednesday.
A round-up of Ranji matches played on Friday.
Karnataka looked set to secure a big first innings lead against Goa despite fighting half-centuries by three of the home team's batters on day three of their Elite Group C match in Porvorim, on Thursday.
Jammu and Kashmir made it to the quarter-finals of the Ranji Trophy despite suffering a two-wicket defeat at the hands of Haryana in their final Group C match in Jammu on Saturday. In the quarter-finals to be played from February 20 to 24, Saurashtra will be up against Andhra, Karnataka will face Jammu and Kashmir, Bengal will take on Odisha and Gujarat will square off against Goa.
News of all that's transpired on and off the football field
It would be unfair to expect India to bedazzle crowds with eye-catching football. This team is built around stability, writes Dhruv Munjal
A round-up of Ranji matches played on Saturday.
A summary of Thursday's action in Ranji Trophy matches across the country.
A summary of the second day's play in Ranji Trophy matches across the country.
A round-up of Ranji Trophy matches played on Friday
Gautam Gambhir lived a charmed life but the famous grit was displayed in abundance on way to an unbeaten 92, his final knock in competitive cricket guiding Delhi to 190 for one.
A round-up of all the Ranji Trophy matches played on Monday.
A round-up of Ranji matches played on Monday.
A round-up of Ranji matches played on Sunday
A summary of Wednesday's action in Ranji Trophy matches across the country.
The India Test spinner had one wicket to show in 21 overs during Day 1 of the Ranji Trophy Group B match against Madhya Pradesh.
Maharashtra's Swapnil Gugale slammed a triple century while Ankit Bawane hit a double hundred as the duo registered the highest-partnership in the history of the Ranji Trophy, against Delhi, in the Ranji Trophy Group B match at the Wankhede stadium in Mumbai, on Friday.
Gautam Gambhir scored the 43rd and final first-class century of his career as Delhi ensured at least three points by virtue of first innings lead against Andhra on the third day of their Group B encounter in the Ranji Trophy.
BCCI's North Zone curator Sunil Chauhan overwatered the Feroz Shah Kotla pitch and then, breaching protocol, left the venue before the start of Delhi-Madhya Pradesh Ranji Trophy match on Saturday, his indiscretion leading to a delay of two and half hours.
Bengal batsmen cut a sorry figure on home turf to be bowled out for 147, giving Kerala an upperhand in their Ranji Trophy Elite Group B match at the Eden Gardens, in Kolkata, Tuesday.