best record when having lead after 3rd quarter

I didn't find anything for this season, but the Boston Celtics had the best record by a team in the third quarter in 2023-24, with a record of 64-18.

Interpreted as:

best record when having lead after 3rd quarter this season

	TEAM	REC	W%	GP	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	PTS	REB	AST	STL	BLK	TOV	PF
1	Celtics	64-18	.780	82	60.0	29.0	11.0	6.4	1.8	1.6	10.4	21.9	47.3	4.0	10.4	38.3	4.4	5.4	81.0	59.8	2.5	8.5	3.1	4,920	2,381	901	522	151	133	253	417
2	Thunder	57-25	.695	82	60.0	30.6	10.3	6.8	2.3	1.8	11.4	22.4	50.8	3.5	8.5	40.8	4.4	5.3	82.4	61.8	2.1	8.2	2.9	4,920	2,511	844	555	187	146	241	432
3	Nuggets	57-25	.695	82	60.0	28.6	10.7	7.5	1.9	1.3	10.8	21.6	50.0	2.8	7.7	36.5	4.2	5.6	74.3	59.3	2.6	8.2	3.2	4,920	2,344	881	615	159	106	265	400
4	Timberwolves	56-26	.683	82	60.0	28.3	11.4	6.5	2.0	1.6	10.3	21.4	48.1	3.0	7.9	38.7	4.6	5.9	79.4	59.0	2.4	8.9	3.3	4,920	2,319	932	529	164	132	269	440
5	Clippers	51-31	.622	82	60.0	29.4	11.0	6.7	2.0	1.3	10.8	22.2	48.5	3.2	8.4	38.2	4.7	5.5	85.7	59.8	2.7	8.3	3.5	4,920	2,409	906	549	161	109	283	478
6	Knicks	50-32	.610	82	60.0	29.3	10.6	6.4	1.9	1.0	10.6	21.6	49.2	3.5	8.9	39.3	4.6	5.7	80.0	60.8	2.9	7.8	3.5	4,920	2,406	870	524	154	81	283	411
7	Mavericks	50-32	.610	82	60.0	29.3	10.9	6.2	1.8	1.2	10.7	22.7	47.1	3.6	10.2	35.6	4.3	5.7	75.0	58.1	2.5	8.4	3.0	4,920	2,402	893	508	145	100	250	414
8	Bucks	49-33	.598	82	60.0	29.5	11.1	6.3	1.6	1.3	10.6	21.5	49.2	3.3	9.0	37.2	5.0	6.6	75.8	60.4	2.3	8.8	3.4	4,920	2,422	909	517	129	108	278	425
9	Pelicans	49-33	.598	82	60.0	28.5	10.9	6.5	2.0	1.1	10.5	22.4	47.0	2.8	8.0	34.9	4.6	6.0	77.2	56.8	3.0	7.8	3.0	4,920	2,333	890	530	162	91	246	483
10	Suns	49-33	.598	82	60.0	30.5	11.1	7.1	1.8	1.3	11.0	21.4	51.6	3.4	8.3	41.2	5.0	6.2	80.4	63.1	2.2	8.9	3.6	4,920	2,499	909	580	150	107	293	458
11	Cavaliers	48-34	.585	82	60.0	27.8	10.5	7.1	2.0	1.1	10.3	21.5	48.0	3.2	9.0	36.1	4.0	5.3	76.0	58.5	2.4	8.1	3.4	4,920	2,282	862	584	160	91	278	411
12	76ers	47-35	.573	82	60.0	28.0	10.7	6.5	2.0	1.5	10.4	21.9	47.2	3.0	8.1	37.3	4.2	5.1	82.8	57.9	2.6	8.1	3.0	4,920	2,295	878	533	162	127	250	483
13	Pacers	47-35	.573	82	60.0	31.8	11.0	7.9	1.8	1.9	12.2	24.1	50.7	3.4	9.0	38.2	3.9	4.9	79.7	60.5	2.9	8.1	3.0	4,920	2,609	904	647	147	156	245	516
14	Magic	47-35	.573	82	60.0	28.1	10.0	6.2	2.0	1.3	10.2	21.1	48.4	3.0	7.8	38.0	4.7	6.1	76.8	59.0	2.4	7.6	3.7	4,920	2,304	820	505	166	105	301	450
15	Lakers	47-35	.573	82	60.0	29.4	10.9	7.0	1.9	1.5	10.6	21.4	49.7	3.2	7.8	41.3	4.8	6.2	78.6	60.8	1.9	9.0	3.5	4,920	2,408	890	578	156	122	290	378
16	Kings	46-36	.561	82	60.0	28.4	10.6	7.0	1.9	0.9	10.5	22.5	46.6	3.5	9.8	36.2	3.9	5.3	73.2	57.1	2.5	8.1	3.5	4,920	2,325	872	573	157	70	288	460
17	Heat	46-36	.561	82	60.0	27.7	10.6	6.5	2.0	0.8	9.8	20.9	47.1	3.2	8.1	39.8	4.8	5.8	82.7	59.1	2.5	8.2	3.3	4,920	2,269	873	535	160	64	272	392
18	Warriors	46-36	.561	82	60.0	30.5	12.0	7.3	1.9	1.2	11.1	23.0	48.3	3.7	9.4	39.5	4.5	5.9	77.7	59.6	3.3	8.7	3.2	4,920	2,498	982	601	154	102	263	449
19	Rockets	41-41	.500	82	60.0	29.6	11.2	6.2	1.9	1.2	10.4	22.1	47.0	3.6	9.4	38.2	5.3	6.8	77.2	59.0	2.7	8.5	3.3	4,920	2,429	918	505	154	95	269	533
20	Bulls	39-43	.476	82	60.0	28.6	11.1	6.4	1.9	1.4	10.8	23.1	46.8	2.7	7.7	35.5	4.2	5.2	81.5	56.3	3.0	8.1	2.7	4,920	2,343	909	524	158	117	220	431
21	Hawks	36-46	.439	82	60.0	29.2	10.5	6.6	2.0	1.2	10.6	22.8	46.7	3.5	9.2	38.1	4.4	5.6	77.8	57.8	3.0	7.4	3.5	4,920	2,394	857	545	162	97	284	453
22	Nets	32-50	.390	82	60.0	27.9	10.9	6.5	1.6	1.4	10.3	22.0	46.6	3.3	8.8	37.0	4.1	5.3	76.4	57.2	2.8	8.1	3.3	4,920	2,286	894	536	130	118	274	417
23	Jazz	31-51	.378	82	60.0	29.7	11.0	6.9	1.6	1.3	10.7	22.4	47.6	3.2	8.7	37.2	5.1	6.2	82.5	59.0	3.2	7.9	4.0	4,920	2,433	906	568	133	110	330	490
24	Grizzlies	27-55	.329	82	60.0	27.0	10.2	6.4	2.2	1.5	9.7	21.8	44.5	3.2	8.8	35.9	4.5	5.8	77.7	55.6	2.6	7.5	3.8	4,920	2,217	834	526	181	125	310	451
25	Raptors	25-57	.305	82	60.0	28.5	10.1	7.2	1.8	1.1	10.5	21.9	47.9	2.9	7.7	37.7	4.6	6.3	74.3	57.9	2.6	7.5	3.6	4,920	2,338	825	594	148	93	296	470