| Parameter |
Value |
| Designation |
241P/LINEAR |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2010-07-17T08:34:46.513920Z |
| Orbit solution date (soln_date, UTC) |
2022-05-06T00:43:04Z |
| Obs used |
874 |
| NEO |
- |
| M1 |
14.300 |
| K1 |
7.250 |
| PC |
- |
Osculating Elements
| Parameter |
Value |
| Epoch (epoch_cal, TDB) |
2015-01-18.0000000 |
| e |
0.60991749 |
| q (au) |
1.932371 |
| a (au) |
4.953749 |
| i (deg) |
20.868312 |
| Ω (om, deg) |
305.806635 |
| ω (w, deg) |
110.525675 |
| M (ma, deg) |
147.108792 |
Magnitude
Scatter + Global Linear
$$
M_a = (12.777 + 3.761\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
Model Parameters
| Parameter |
Value |
| H0 |
12.777 |
| n |
3.761 |
| gf |
1.000 |
| gb |
-0.932 |
| k |
1.000 |
| δ90 |
10.000 |
| Parameter |
Symbol |
Range |
Description |
| Absolute magnitude at 1 AU from Sun and Earth |
H0 |
-5 to 20 |
Intrinsic brightness of the comet |
| Photometric slope parameter |
n |
2 to 6 |
Rate of brightness change with heliocentric distance |
| Forward scattering asymmetry factor |
gf |
0.8 to 1 |
Degree of forward scattering |
| Backward scattering asymmetry factor |
gb |
-1 to -0.5 |
Degree of backward scattering |
| Partitioning coefficient |
k |
0.8 to 1 |
Ratio between forward/backward scattering contributions |
| Dust-to-gas brightness ratio |
δ90 |
1 to 10 |
Relative contribution of dust scattering to gas emission |
Reference: EPSC-DPS2025-160
Ephemeris
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-06-01 00:00 |
14:34:03.49 |
-39:24:50.4 |
HIP 71349 |
20.78 |
| 2026-06-01 12:00 |
14:33:50.30 |
-39:23:12.7 |
HIP 71349 |
22.00 |
| 2026-06-02 00:00 |
14:33:37.21 |
-39:21:34.5 |
HIP 71349 |
23.53 |
| 2026-06-02 12:00 |
14:33:24.23 |
-39:19:55.9 |
HIP 71349 |
25.31 |
| 2026-06-03 00:00 |
14:33:11.37 |
-39:18:16.8 |
HIP 71349 |
27.28 |
| 2026-06-03 12:00 |
14:32:58.61 |
-39:16:37.3 |
HIP 71349 |
29.41 |
| 2026-06-04 00:00 |
14:32:45.97 |
-39:14:57.3 |
HIP 70987 |
29.32 |
| 2026-06-04 12:00 |
14:32:33.44 |
-39:13:17.0 |
HIP 70987 |
26.50 |
| 2026-06-05 00:00 |
14:32:21.02 |
-39:11:36.3 |
HIP 70987 |
23.72 |
| 2026-06-05 12:00 |
14:32:08.72 |
-39:09:55.2 |
HIP 70987 |
21.00 |
| 2026-06-06 00:00 |
14:31:56.54 |
-39:08:13.7 |
HIP 70987 |
18.34 |
| 2026-06-06 12:00 |
14:31:44.48 |
-39:06:32.0 |
HIP 70987 |
15.77 |
| 2026-06-07 00:00 |
14:31:32.54 |
-39:04:49.8 |
HIP 70987 |
13.33 |
| 2026-06-07 12:00 |
14:31:20.73 |
-39:03:07.4 |
HIP 70987 |
11.10 |
| 2026-06-08 00:00 |
14:31:09.03 |
-39:01:24.6 |
HIP 70987 |
9.23 |
| 2026-06-08 12:00 |
14:30:57.46 |
-38:59:41.6 |
HIP 70987 |
7.94 |
| 2026-06-09 00:00 |
14:30:46.01 |
-38:57:58.2 |
HIP 70987 |
7.53 |
| 2026-06-09 12:00 |
14:30:34.69 |
-38:56:14.6 |
HIP 70987 |
8.12 |
| 2026-06-10 00:00 |
14:30:23.50 |
-38:54:30.8 |
HIP 70987 |
9.50 |
| 2026-06-10 12:00 |
14:30:12.43 |
-38:52:46.7 |
HIP 70987 |
11.38 |
| 2026-06-11 00:00 |
14:30:01.50 |
-38:51:02.3 |
HIP 70987 |
13.55 |
| 2026-06-11 12:00 |
14:29:50.69 |
-38:49:17.8 |
HIP 70987 |
15.87 |
| 2026-06-12 00:00 |
14:29:40.02 |
-38:47:33.1 |
HIP 70987 |
18.28 |
| 2026-06-12 12:00 |
14:29:29.48 |
-38:45:48.2 |
HIP 70987 |
20.75 |
| 2026-06-13 00:00 |
14:29:19.07 |
-38:44:03.1 |
HIP 70987 |
23.24 |
| 2026-06-13 12:00 |
14:29:08.80 |
-38:42:17.8 |
HIP 70987 |
25.76 |
| 2026-06-14 00:00 |
14:28:58.67 |
-38:40:32.5 |
HIP 70987 |
28.27 |
| 2026-06-14 12:00 |
14:28:48.67 |
-38:38:47.0 |
HIP 70593 |
28.63 |
| 2026-06-15 00:00 |
14:28:38.81 |
-38:37:01.3 |
HIP 70593 |
26.64 |
| 2026-06-15 12:00 |
14:28:29.09 |
-38:35:15.6 |
HIP 70593 |
24.80 |
| 2026-06-16 00:00 |
14:28:19.51 |
-38:33:29.8 |
HIP 70593 |
23.13 |
| 2026-06-16 12:00 |
14:28:10.07 |
-38:31:43.9 |
HIP 70593 |
21.67 |
| 2026-06-17 00:00 |
14:28:00.77 |
-38:29:58.0 |
HIP 70593 |
20.44 |
| 2026-06-17 12:00 |
14:27:51.61 |
-38:28:12.0 |
HIP 70593 |
19.49 |
| 2026-06-18 00:00 |
14:27:42.60 |
-38:26:26.0 |
HIP 70593 |
18.86 |
| 2026-06-18 12:00 |
14:27:33.73 |
-38:24:39.9 |
HIP 70593 |
18.56 |
| 2026-06-19 00:00 |
14:27:25.00 |
-38:22:53.9 |
HIP 70593 |
18.60 |
| 2026-06-19 12:00 |
14:27:16.42 |
-38:21:07.9 |
HIP 70593 |
18.98 |
| 2026-06-20 00:00 |
14:27:07.99 |
-38:19:21.9 |
HIP 70593 |
19.68 |
| 2026-06-20 12:00 |
14:26:59.70 |
-38:17:35.9 |
HIP 70544 |
19.93 |
| 2026-06-21 00:00 |
14:26:51.55 |
-38:15:50.0 |
HIP 70544 |
17.55 |
| 2026-06-21 12:00 |
14:26:43.56 |
-38:14:04.1 |
HIP 70544 |
15.19 |
| 2026-06-22 00:00 |
14:26:35.71 |
-38:12:18.4 |
HIP 70544 |
12.85 |