C/2002 B3 (LINEAR)

메타데이터

항목 값
Designation C/2002 B3 (LINEAR)
Type C
Perihelion (tp_cal, UTC) 2002-01-16T16:07:23.381760Z
Orbit solution date (soln_date, UTC) 2021-04-15T23:30:14Z
Obs used 50
NEO -
M1 7.800
K1 10.000
PC 0.030
Osculating 궤도요소
항목 값
Epoch (epoch_cal, TDB) 2002-02-11.0000000
e 1.00544039
q (au) 6.056174
a (au) -1113.188016
i (deg) 73.690348
Ω (om, deg) 289.364950
ω (w, deg) 123.136749
M (ma, deg) 0.000672

밝기

C/2002 B3 (LINEAR) · Magnitude (Full range)

산란 + 전체 선형

$$ M_a = (10.937 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta $$ $$ \theta = 180^\circ - \alpha $$ $$ \Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b) $$ $$ \Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1 $$

모델 상수

항목 값
H0 10.937
n 2.000
gf 0.910
gb -0.500
k 1.000
δ90 7.444
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

천체력

Date/Time (UTC) RA (J2000) Dec (J2000) Nearest HIP Dist from HIP (arcmin)
2026-09-20 00:00 08:27:27.48 -54:51:00.0 HIP 41464 9.67
2026-09-20 12:00 08:27:30.33 -54:51:36.8 HIP 41464 9.07
2026-09-21 00:00 08:27:33.15 -54:52:13.8 HIP 41464 8.48
2026-09-21 12:00 08:27:35.95 -54:52:50.9 HIP 41464 7.92
2026-09-22 00:00 08:27:38.70 -54:53:28.2 HIP 41464 7.38
2026-09-22 12:00 08:27:41.43 -54:54:05.7 HIP 41464 6.87
2026-09-23 00:00 08:27:44.13 -54:54:43.3 HIP 41464 6.41
2026-09-23 12:00 08:27:46.80 -54:55:21.1 HIP 41464 6.00
2026-09-24 00:00 08:27:49.43 -54:55:59.1 HIP 41464 5.64
2026-09-24 12:00 08:27:52.04 -54:56:37.3 HIP 41464 5.36
2026-09-25 00:00 08:27:54.61 -54:57:15.6 HIP 41464 5.17
2026-09-25 12:00 08:27:57.15 -54:57:54.0 HIP 41464 5.07
2026-09-26 00:00 08:27:59.66 -54:58:32.7 HIP 41464 5.07
2026-09-26 12:00 08:28:02.13 -54:59:11.4 HIP 41464 5.17
2026-09-27 00:00 08:28:04.57 -54:59:50.4 HIP 41464 5.37
2026-09-27 12:00 08:28:06.98 -55:00:29.5 HIP 41464 5.65
2026-09-28 00:00 08:28:09.36 -55:01:08.7 HIP 41464 6.01
2026-09-28 12:00 08:28:11.70 -55:01:48.1 HIP 41464 6.43
2026-09-29 00:00 08:28:14.01 -55:02:27.6 HIP 41464 6.89
2026-09-29 12:00 08:28:16.29 -55:03:07.3 HIP 41464 7.40
2026-09-30 00:00 08:28:18.53 -55:03:47.1 HIP 41464 7.94
2026-09-30 12:00 08:28:20.74 -55:04:27.0 HIP 41464 8.50
2026-10-01 00:00 08:28:22.92 -55:05:07.1 HIP 41464 9.09
2026-10-01 12:00 08:28:25.06 -55:05:47.3 HIP 41464 9.69
2026-10-02 00:00 08:28:27.16 -55:06:27.7 HIP 41464 10.31
2026-10-02 12:00 08:28:29.23 -55:07:08.2 HIP 41653 10.52
2026-10-03 00:00 08:28:31.27 -55:07:48.8 HIP 41653 9.99
2026-10-03 12:00 08:28:33.27 -55:08:29.5 HIP 41653 9.49
2026-10-04 00:00 08:28:35.24 -55:09:10.4 HIP 41653 9.03
2026-10-04 12:00 08:28:37.17 -55:09:51.3 HIP 41653 8.61
2026-10-05 00:00 08:28:39.06 -55:10:32.4 HIP 41653 8.23
2026-10-05 12:00 08:28:40.92 -55:11:13.6 HIP 41653 7.92
2026-10-06 00:00 08:28:42.74 -55:11:54.9 HIP 41653 7.67
2026-10-06 12:00 08:28:44.53 -55:12:36.4 HIP 41653 7.49
2026-10-07 00:00 08:28:46.28 -55:13:17.9 HIP 41653 7.38
2026-10-07 12:00 08:28:47.99 -55:13:59.5 HIP 41653 7.36
2026-10-08 00:00 08:28:49.67 -55:14:41.3 HIP 41653 7.41
2026-10-08 12:00 08:28:51.31 -55:15:23.1 HIP 41653 7.54
2026-10-09 00:00 08:28:52.91 -55:16:05.0 HIP 41653 7.74
2026-10-09 12:00 08:28:54.47 -55:16:47.0 HIP 41653 8.01
2026-10-10 00:00 08:28:56.00 -55:17:29.2 HIP 41653 8.34
2026-10-10 12:00 08:28:57.49 -55:18:11.3 HIP 41653 8.72
2026-10-11 00:00 08:28:58.94 -55:18:53.6 HIP 41653 9.16