Asteroids

2024FH1 help

Last update: 2024-04-26 23:50 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Aten

Perihelion (q)

0.785

Aphelion (Q)

1.124

Eccentricity (e)

0.178

Inclination (i)

4.8

deg

Orbit period (P)

340.7

Earth MOID

0.00577

U parameter

5.7

Next Earth close approach

Date

2025-07-14

Nominal distance (from Earth center)

0.06947

10392112

Maximum Brightness

23.8

mag

Risk

Object is not in risk list

Object is in priority list

Physical Properties

Absolute Magnitude (H)

25.6

mag

Diameter

20 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-03-18

Observatory

Pan-STARRS 2, Haleakala

Orbit Visualiser

Click the button to start Orbit Visualiser

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

60400.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

0.954598

1-sigma variation

0.000017

Unit

Eccentricity (e)

Value

0.177566

1-sigma variation

0.000134

Unit

Inclination (i)

Value

4.8488

1-sigma variation

0.0041

Unit

Long. of Ascending Node (Ω)

Value

162.3197

1-sigma variation

0.0019

Unit

Arg. of Perihelion (ω)

Value

243.6697

1-sigma variation

0.0040

Unit

Mean Anomaly (M)

Value

129.08209

1-sigma variation

0.01016

Unit

Perihelion distance

Value

0.785094

1-sigma variation

Unit

Aphelion distance

Value

1.124102

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.012443

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.150801

1-sigma variation

Unit

MOID

Value

0.005773

1-sigma variation

Unit

Orbit Period

Value

340.6663

1-sigma variation

Unit

U parameter

Value

5.7

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.03305E-10	-2.32380E-9	-7.14644E-8	-3.20853E-8	7.02352E-8	1.76372E-7
e	-2.32380E-9	1.78229E-8	5.48163E-7	2.45091E-7	-5.38210E-7	-1.35212E-6
i	-7.14644E-8	5.48163E-7	1.68600E-5	7.53693E-6	-1.65538E-5	-4.15840E-5
Ω	-3.20853E-8	2.45091E-7	7.53693E-6	3.67803E-6	-7.35898E-6	-1.90271E-5
ω	7.02352E-8	-5.38210E-7	-1.65538E-5	-7.35898E-6	1.62927E-5	4.07276E-5
M	1.76372E-7	-1.35212E-6	-4.15840E-5	-1.90271E-5	4.07276E-5	1.03244E-4

Date of computation: 2024-04-23 11:53 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

25.633

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

20 - 40*

Unit

Source

[2]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

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Sources

No.	Name	Additional
[1]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Normalized RMS of residuals

Value

0.468087

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-03-18.365292

Unit

Source

[2]

Last Observation

Value

2024-04-12.35809

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

26 (0)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[3]

Last Observation

Value

Unit

Source

[3]

Delay (Discarded)

Value

0 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[1]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net
[3]	JPL Radar Observations	Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close approaches for 2024FH1 from 1950 to 2124

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
EARTH	1956-02-29 07:14	> 1 w	0.0919696	0.0082905	0.6554217
EARTH	1957-07-11 11:34	> 1 w	0.0773104	0.0694368	0.2278538
EARTH	1968-02-28 09:39	1064.7	0.0088098	0.0068201	0.0262777
EARTH	1969-07-13 11:57	> 1 d	0.0697821	0.0697604	0.0007824
EARTH	1981-02-27 12:47	12.7	0.0141913	0.0098272	0.0015587
EARTH	1982-07-22 20:43	190.1	0.0855512	0.0840679	0.0005047
EARTH	1995-03-01 12:02	35.7	0.1045245	0.1011328	0.0011306
EARTH	1996-05-24 23:31	> 1 d	0.1382435	0.1368883	0.0004537
EARTH	1996-08-27 02:29	> 1 d	0.1441829	0.1413137	0.0009667
EARTH	2010-03-29 14:59	> 1 d	0.1098185	0.1062229	0.0012048
EARTH	2011-07-11 05:28	176.5	0.1141117	0.1078283	0.0021330
EARTH	2024-03-01 15:59	< 1 min	0.0382895	0.0382012	0.0000294
EARTH	2025-07-14 16:42	22.2	0.0694670	0.0694198	0.0000168
EARTH	2038-01-16 05:19	> 1 d	0.1547984	0.1504199	0.0014616
EARTH	2038-04-05 04:21	> 1 d	0.1174946	0.1146137	0.0009635
EARTH	2038-10-01 10:24	> 1 d	0.1958685	0.1949847	0.0002983
EARTH	2039-07-07 23:47	82.2	0.1513005	0.1469830	0.0014439
EARTH	2051-03-01 10:41	138.4	0.0941783	0.0824551	0.0039087
EARTH	2052-06-08 20:38	> 1 d	0.1285408	0.1250235	0.0011822
EARTH	2052-08-14 04:05	> 1 d	0.1261443	0.1204742	0.0019430
EARTH	2065-02-27 11:05	3.6	0.0220623	0.0195620	0.0008363
EARTH	2066-08-01 07:19	689.9	0.1005164	0.0982467	0.0007704
EARTH	2080-03-07 06:31	> 1 d	0.0677848	0.0206352	0.0164060
EARTH	2081-07-15 21:32	> 1 d	0.0693156	0.0666026	0.0049592
EARTH	2094-03-01 02:16	600.4	0.0885367	0.0344723	0.0180567
EARTH	2095-06-01 01:23	> 1 w	0.1363278	0.1245837	0.0040562
EARTH	2095-08-24 09:03	> 1 w	0.1371905	0.1145673	0.0085087
EARTH	2109-03-06 02:47	> 1 d	0.0588489	0.0125055	0.0161712
EARTH	2110-07-16 20:08	> 1 d	0.0693980	0.0664873	0.0049268
EARTH	2123-03-01 02:05	170.7	0.0132820	0.0027339	0.0365930
EARTH	2124-06-24 05:34	> 1 mo	0.1260888	0.0592985	0.0679842
EARTH	2124-08-16 18:16	> 1 mo	0.1184405	0.0951075	0.0693937

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