메타데이터

항목	값
Designation	333P/LINEAR
Type	P
Perihelion (tp_cal, UTC)	2016-04-01T21:15:05.506560Z
Orbit solution date (soln_date, UTC)	2025-09-22T13:42:28Z
Obs used	1302
NEO	Yes
M1	14.900
K1	7.250
PC	-

Osculating 궤도요소

항목	값
Epoch (epoch_cal, TDB)	2020-03-15.0000000
e	0.73612569
q (au)	1.113680
a (au)	4.220494
i (deg)	131.973041
Ω (om, deg)	115.621541
ω (w, deg)	26.072700
M (ma, deg)	164.043825

밝기

산란 + 전체 선형

$$ M_a = (13.962 + 4.846\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta $$ $$ \theta = 180^\circ - \alpha $$ $$ \Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b) $$ $$ \Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1 $$

모델 상수

항목	값
H0	13.962
n	4.846
gf	0.999
gb	-0.860
k	0.964
δ90	10.000

파라미터	기호	범위	설명
태양·지구거리 1 AU에서의 절대등급	H0	-5 to 20	혜성의 고유 밝기
광도 기울기 파라미터	n	2 to 6	태양거리 변화에 따른 밝기 변화율
전방 산란 비대칭 계수	gf	0.8 to 1	전방 산란의 강도
후방 산란 비대칭 계수	gb	-1 to -0.5	후방 산란의 강도
분할 계수	k	0.8 to 1	전·후방 산란 기여도 비율
먼지/가스 밝기 비	δ90	1 to 10	코마에서 먼지 산란 대비 가스 방출의 상대 기여

참고: EPSC-DPS2025-160

잔차 (구간 선형)

$$\epsilon = a \log_{10} r_{\mathrm{au}} + b$$

시작일 (UTC)	끝 (UTC)	a	b
2024-02-29	2025-09-18	+1.5741	-0.652

log10 r = log10(태양거리/AU), Δ = 지구거리(AU)

천체력

Date/Time (UTC)	RA (J2000)	Dec (J2000)	Nearest HIP	Dist from HIP (arcmin)
2026-06-01 00:00	20:48:44.61	-10:41:37.6	HIP 102527	31.25
2026-06-01 12:00	20:48:26.55	-10:43:35.6	HIP 102527	26.80
2026-06-02 00:00	20:48:08.26	-10:45:34.8	HIP 102527	22.46
2026-06-02 12:00	20:47:49.73	-10:47:35.1	HIP 102527	18.37
2026-06-03 00:00	20:47:30.97	-10:49:36.7	HIP 102527	14.79
2026-06-03 12:00	20:47:11.97	-10:51:39.4	HIP 102527	12.24
2026-06-04 00:00	20:46:52.74	-10:53:43.3	HIP 102527	11.54
2026-06-04 12:00	20:46:33.28	-10:55:48.4	HIP 102527	13.04
2026-06-05 00:00	20:46:13.59	-10:57:54.6	HIP 102527	16.20
2026-06-05 12:00	20:45:53.66	-11:00:02.1	HIP 102391	14.04
2026-06-06 00:00	20:45:33.51	-11:02:10.6	HIP 102391	8.98
2026-06-06 12:00	20:45:13.12	-11:04:20.4	HIP 102391	4.69
2026-06-07 00:00	20:44:52.51	-11:06:31.3	HIP 102391	4.80
2026-06-07 12:00	20:44:31.66	-11:08:43.3	HIP 102391	9.26
2026-06-08 00:00	20:44:10.59	-11:10:56.5	HIP 102391	14.56
2026-06-08 12:00	20:43:49.30	-11:13:10.8	HIP 102391	20.10
2026-06-09 00:00	20:43:27.77	-11:15:26.3	HIP 102218	20.78
2026-06-09 12:00	20:43:06.02	-11:17:42.9	HIP 102218	20.50
2026-06-10 00:00	20:42:44.05	-11:20:00.6	HIP 102218	21.84
2026-06-10 12:00	20:42:21.85	-11:22:19.5	HIP 102291	24.09
2026-06-11 00:00	20:41:59.43	-11:24:39.5	HIP 102291	27.14
2026-06-11 12:00	20:41:36.79	-11:27:00.5	HIP 102130	30.36
2026-06-12 00:00	20:41:13.94	-11:29:22.7	HIP 101935	31.70
2026-06-12 12:00	20:40:50.86	-11:31:45.9	HIP 101935	25.65
2026-06-13 00:00	20:40:27.57	-11:34:10.3	HIP 101935	19.59
2026-06-13 12:00	20:40:04.06	-11:36:35.7	HIP 101935	13.60
2026-06-14 00:00	20:39:40.33	-11:39:02.2	HIP 101935	7.99
2026-06-14 12:00	20:39:16.40	-11:41:29.8	HIP 101935	4.67
2026-06-15 00:00	20:38:52.25	-11:43:58.4	HIP 101935	7.84
2026-06-15 12:00	20:38:27.90	-11:46:28.0	HIP 101935	13.58
2026-06-16 00:00	20:38:03.33	-11:48:58.7	HIP 101760	9.79
2026-06-16 12:00	20:37:38.57	-11:51:30.4	HIP 101760	3.25
2026-06-17 00:00	20:37:13.60	-11:54:03.1	HIP 101760	3.46
2026-06-17 12:00	20:36:48.42	-11:56:36.8	HIP 101760	10.10
2026-06-18 00:00	20:36:23.05	-11:59:11.5	HIP 101760	16.81
2026-06-18 12:00	20:35:57.49	-12:01:47.1	HIP 101647	21.59
2026-06-19 00:00	20:35:31.72	-12:04:23.7	HIP 101647	21.47
2026-06-19 12:00	20:35:05.77	-12:07:01.3	HIP 101492	20.71
2026-06-20 00:00	20:34:39.62	-12:09:39.8	HIP 101492	14.33
2026-06-20 12:00	20:34:13.28	-12:12:19.2	HIP 101492	8.76
2026-06-21 00:00	20:33:46.76	-12:14:59.6	HIP 101492	6.72
2026-06-21 12:00	20:33:20.06	-12:17:40.8	HIP 101492	10.61
2026-06-22 00:00	20:32:53.17	-12:20:22.9	HIP 101492	16.77