Asteroids

2024FL1 help

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

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Apollo

Perihelion (q)

0.779

Aphelion (Q)

1.574

Eccentricity (e)

0.338

Inclination (i)

8.3

deg

Orbit period (P)

466.1

Earth MOID

0.00078

U parameter

7.1

Next Earth close approach

Date

2029-09-12

Nominal distance (from Earth center)

0.14746

22059540

Maximum Brightness

23.7

mag

Risk

Object is in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

24.2

mag

Diameter

40 - 90*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-03-17

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

1.176487

1-sigma variation

0.000208

Unit

Eccentricity (e)

Value

0.337732

1-sigma variation

0.000217

Unit

Inclination (i)

Value

8.3307

1-sigma variation

0.0056

Unit

Long. of Ascending Node (Ω)

Value

4.9892

1-sigma variation

0.0020

Unit

Arg. of Perihelion (ω)

Value

276.5849

1-sigma variation

0.0023

Unit

Mean Anomaly (M)

Value

303.71425

1-sigma variation

0.02232

Unit

Perihelion distance

Value

0.779150

1-sigma variation

Unit

Aphelion distance

Value

1.573825

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.001993

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.086974

1-sigma variation

Unit

MOID

Value

0.000780

1-sigma variation

Unit

Orbit Period

Value

466.1002

1-sigma variation

Unit

U parameter

Value

7.1

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	4.31152E-8	4.51240E-8	1.15775E-6	-4.25052E-7	4.64769E-7	4.63426E-6
e	4.51240E-8	4.72293E-8	1.21182E-6	-4.44922E-7	4.86921E-7	4.85009E-6
i	1.15775E-6	1.21182E-6	3.10943E-5	-1.14167E-5	1.25015E-5	1.24438E-4
Ω	-4.25052E-7	-4.44922E-7	-1.14167E-5	4.19210E-6	-4.59323E-6	-4.56850E-5
ω	4.64769E-7	4.86921E-7	1.25015E-5	-4.59323E-6	5.09310E-6	4.99409E-5
M	4.63426E-6	4.85009E-6	1.24438E-4	-4.56850E-5	4.99409E-5	4.98119E-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

24.16

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

40 - 90*

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

0.514483

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-03-17.345535

Unit

Source

[2]

Last Observation

Value

2024-04-10.17784

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

36 (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 2024FL1 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	1950-04-10 17:60	> 1 d	0.0858136	0.0288166	0.0299328
EARTH	1955-09-15 20:02	> 1 d	0.1332010	0.0488459	0.0282063
EARTH	1969-10-04 13:36	1371.5	0.1339361	0.0695891	0.0214491
EARTH	1973-04-04 12:14	1358.9	0.0432542	0.0300214	0.0150840
EARTH	1987-04-20 17:37	510.2	0.1648516	0.1562987	0.0028536
EARTH	1992-09-21 06:59	714.3	0.0862553	0.0683339	0.0059738
EARTH	2006-10-01 16:37	> 1 d	0.0642292	0.0003002	0.0266066
EARTH	2010-03-31 19:19	1383.1	0.1250121	0.0622569	0.0216128
EARTH	2024-04-10 13:38	< 1 min	0.0857004	0.0855403	0.0000534
EARTH	2029-09-12 13:41	> 1 d	0.1474589	0.1249065	0.0075263
EARTH	2043-10-02 09:42	> 1 d	0.0690087	0.0003939	0.0264386
EARTH	2047-04-02 09:33	1390.1	0.1036824	0.0423647	0.0222643
EARTH	2061-04-19 05:34	1293.6	0.1607004	0.1397933	0.0069728
EARTH	2066-09-24 04:33	> 1 d	0.0626239	0.0041205	0.0195503
EARTH	2080-10-05 17:30	> 1 d	0.1446783	0.0232792	0.0405239
EARTH	2084-04-04 17:21	> 1 d	0.0485026	0.0326304	0.0314731
EARTH	2098-04-14 01:34	1049.3	0.1190459	0.0895620	0.0099382
EARTH	2103-09-14 13:40	860.4	0.1462716	0.1362572	0.0033385
EARTH	2117-09-29 11:33	> 1 d	0.0022332	0.0015845	0.0270805
EARTH	2122-10-04 07:54	> 1 w	0.0820773	0.0026936	0.4083583

Download as:

2024FL1

Date in UTC	MJD	σ	Distance ± Width in RE	Stretching in RE/σ	IP	Exp. energy	PS
2056-09-27.818	72268.818	-2.584	1.36 ± 0.026	3.04E5	7.74E-8	4.46E-7	-6.50
2068-09-27.850	76651.850	-4.278	1.13 ± 0.030	1.74E6	4.15E-11	2.39E-10	-9.90
2076-09-27.780	79573.780	-4.094	0.79 ± 0.001	7.11E4	3.63E-9	2.09E-8	-8.03


Based on 36 optical observations (of which 0 are rejected as outliers) from 2024/03/17.346 to 2024/04/10.178.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 1.42 and 1.42 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
Aegis software version= 4.0, Date of computation=20240410 132059.849 UTC.

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