| Parameter |
Value |
| Designation |
341P/Gibbs |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2016-05-26T17:23:03.822720Z |
| Orbit solution date (soln_date, UTC) |
2025-09-16T12:43:07Z |
| Obs used |
283 |
| NEO |
- |
| M1 |
15.500 |
| K1 |
4.500 |
| PC |
- |
Osculating Elements
| Parameter |
Value |
| Epoch (epoch_cal, TDB) |
2013-01-30.0000000 |
| e |
0.41442749 |
| q (au) |
2.513883 |
| a (au) |
4.293035 |
| i (deg) |
3.798145 |
| Ω (om, deg) |
30.069452 |
| ω (w, deg) |
312.388731 |
| M (ma, deg) |
225.624656 |
Magnitude
Scatter + Global Linear
$$
M_a = (12.736 + 3.825\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
Model Parameters
| Parameter |
Value |
| H0 |
12.736 |
| n |
3.825 |
| gf |
1.000 |
| gb |
-0.942 |
| k |
1.000 |
| δ90 |
1.000 |
| 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
Finding Chart
Ephemeris
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-05-12 00:00 |
04:16:24.81 |
+23:16:57.7 |
HIP 20012 |
18.25 |
| 2026-05-12 12:00 |
04:17:07.33 |
+23:18:49.3 |
HIP 20012 |
10.43 |
| 2026-05-13 00:00 |
04:17:49.85 |
+23:20:40.2 |
HIP 20012 |
9.05 |
| 2026-05-13 12:00 |
04:18:32.37 |
+23:22:30.4 |
HIP 20012 |
15.88 |
| 2026-05-14 00:00 |
04:19:14.91 |
+23:24:20.0 |
HIP 20226 |
16.16 |
| 2026-05-14 12:00 |
04:19:57.45 |
+23:26:08.9 |
HIP 20226 |
9.90 |
| 2026-05-15 00:00 |
04:20:39.99 |
+23:27:57.1 |
HIP 20226 |
11.48 |
| 2026-05-15 12:00 |
04:21:22.54 |
+23:29:44.7 |
HIP 20226 |
19.04 |
| 2026-05-16 00:00 |
04:22:05.09 |
+23:31:31.6 |
HIP 20226 |
28.10 |
| 2026-05-16 12:00 |
04:22:47.64 |
+23:33:17.9 |
HIP 20631 |
37.41 |
| 2026-05-17 00:00 |
04:23:30.19 |
+23:35:03.5 |
HIP 20631 |
27.78 |
| 2026-05-17 12:00 |
04:24:12.75 |
+23:36:48.4 |
HIP 20631 |
18.46 |
| 2026-05-18 00:00 |
04:24:55.30 |
+23:38:32.6 |
HIP 20644 |
9.26 |
| 2026-05-18 12:00 |
04:25:37.85 |
+23:40:16.2 |
HIP 20644 |
4.73 |
| 2026-05-19 00:00 |
04:26:20.41 |
+23:41:59.1 |
HIP 20644 |
12.44 |
| 2026-05-19 12:00 |
04:27:02.95 |
+23:43:41.3 |
HIP 20644 |
21.97 |
| 2026-05-20 00:00 |
04:27:45.50 |
+23:45:22.9 |
HIP 20866 |
23.09 |
| 2026-05-20 12:00 |
04:28:28.04 |
+23:47:03.7 |
HIP 20866 |
20.09 |
| 2026-05-21 00:00 |
04:29:10.58 |
+23:48:43.9 |
HIP 21013 |
21.22 |
| 2026-05-21 12:00 |
04:29:53.12 |
+23:50:23.4 |
HIP 21013 |
16.49 |
| 2026-05-22 00:00 |
04:30:35.64 |
+23:52:02.2 |
HIP 21013 |
16.98 |
| 2026-05-22 12:00 |
04:31:18.16 |
+23:53:40.4 |
HIP 21013 |
22.34 |
| 2026-05-23 00:00 |
04:32:00.68 |
+23:55:17.8 |
HIP 21246 |
29.42 |
| 2026-05-23 12:00 |
04:32:43.18 |
+23:56:54.6 |
HIP 21246 |
22.42 |
| 2026-05-24 00:00 |
04:33:25.68 |
+23:58:30.7 |
HIP 21246 |
18.26 |
| 2026-05-24 12:00 |
04:34:08.17 |
+24:00:06.1 |
HIP 21347 |
17.44 |
| 2026-05-25 00:00 |
04:34:50.65 |
+24:01:40.8 |
HIP 21347 |
12.99 |
| 2026-05-25 12:00 |
04:35:33.12 |
+24:03:14.8 |
HIP 21347 |
15.05 |
| 2026-05-26 00:00 |
04:36:15.58 |
+24:04:48.2 |
HIP 21347 |
21.84 |
| 2026-05-26 12:00 |
04:36:58.03 |
+24:06:20.8 |
HIP 21551 |
21.53 |
| 2026-05-27 00:00 |
04:37:40.46 |
+24:07:52.8 |
HIP 21551 |
20.94 |
| 2026-05-27 12:00 |
04:38:22.89 |
+24:09:24.1 |
HIP 21591 |
24.01 |
| 2026-05-28 00:00 |
04:39:05.30 |
+24:10:54.7 |
HIP 21768 |
25.29 |
| 2026-05-28 12:00 |
04:39:47.70 |
+24:12:24.6 |
HIP 21768 |
17.44 |
| 2026-05-29 00:00 |
04:40:30.08 |
+24:13:53.8 |
HIP 21768 |
12.64 |
| 2026-05-29 12:00 |
04:41:12.45 |
+24:15:22.4 |
HIP 21768 |
14.37 |
| 2026-05-30 00:00 |
04:41:54.81 |
+24:16:50.2 |
HIP 21863 |
16.33 |
| 2026-05-30 12:00 |
04:42:37.15 |
+24:18:17.4 |
HIP 21961 |
15.41 |
| 2026-05-31 00:00 |
04:43:19.48 |
+24:19:43.9 |
HIP 21961 |
14.45 |
| 2026-05-31 12:00 |
04:44:01.79 |
+24:21:09.7 |
HIP 22096 |
17.74 |
| 2026-06-01 00:00 |
04:44:44.08 |
+24:22:34.8 |
HIP 22096 |
8.03 |
| 2026-06-01 12:00 |
04:45:26.36 |
+24:23:59.2 |
HIP 22096 |
1.95 |
| 2026-06-02 00:00 |
04:46:08.62 |
+24:25:22.9 |
HIP 22096 |
11.50 |