Asteroids

2024FY1 help

Last update: 2024-04-27 12:30 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Apollo

Perihelion (q)

0.863

Aphelion (Q)

2.413

Eccentricity (e)

0.473

Inclination (i)

0.2

deg

Orbit period (P)

765.8

Earth MOID

0.00118

U parameter

7.2

Next Earth close approach

Date

2045-01-21

Nominal distance (from Earth center)

0.12143

18165501

Maximum Brightness

43.8

mag

Risk

Object is in risk list

Object is in priority list

Physical Properties

Absolute Magnitude (H)

26.3

mag

Diameter

15 - 30*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-03-20

Observatory

Palomar Mountain--ZTF

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

1.638105

1-sigma variation

0.000560

Unit

Eccentricity (e)

Value

0.473280

1-sigma variation

0.000205

Unit

Inclination (i)

Value

0.1741

1-sigma variation

0.0001

Unit

Long. of Ascending Node (Ω)

Value

51.7006

1-sigma variation

0.0035

Unit

Arg. of Perihelion (ω)

Value

73.7530

1-sigma variation

0.0033

Unit

Mean Anomaly (M)

Value

24.10416

1-sigma variation

0.01424

Unit

Perihelion distance

Value

0.862822

1-sigma variation

Unit

Aphelion distance

Value

2.413388

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.142710

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.439976

1-sigma variation

Unit

MOID

Value

0.001177

1-sigma variation

Unit

Orbit Period

Value

765.7924

1-sigma variation

Unit

U parameter

Value

7.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.13355E-7	1.14744E-7	4.40125E-8	-1.86854E-6	1.71057E-6	-7.97339E-6
e	1.14744E-7	4.20172E-8	1.61166E-8	-6.84243E-7	6.26395E-7	-2.91970E-6
i	4.40125E-8	1.61166E-8	6.19308E-9	-2.66111E-7	2.43892E-7	-1.11990E-6
Ω	-1.86854E-6	-6.84243E-7	-2.66111E-7	1.24112E-5	-1.14622E-5	4.75433E-5
ω	1.71057E-6	6.26395E-7	2.43892E-7	-1.14622E-5	1.05934E-5	-4.35239E-5
M	-7.97339E-6	-2.91970E-6	-1.11990E-6	4.75433E-5	-4.35239E-5	2.02885E-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

26.268

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

15 - 30*

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

0.608188

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-03-20.460773

Unit

Source

[2]

Last Observation

Value

2024-04-14.22628

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

71 (1)

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 2024FY1 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	1956-03-29 03:46	> 1 mo	0.1014767	0.0021650	1.7379281
EARTH	1970-11-25 09:11	> 1 mo	0.1158354	0.0001995	1.7597059
EARTH	1987-12-03 01:27	> 1 w	0.0311665	0.0001095	0.2286744
MARS	2003-03-14 01:26	> 1 d	0.0075013	0.0072845	0.0078071
EARTH	2007-03-28 09:09	> 1 d	0.0733749	0.0023849	0.0536568
EARTH	2024-03-19 13:17	< 1 s	0.0052409	0.0052344	0.0000022
EARTH	2045-01-21 02:24	> 1 w	0.1214289	0.1002746	0.0070519
MARS	2055-11-13 10:37	> 1 d	0.0374685	0.0060530	0.0734491
EARTH	2065-12-03 13:37	> 1 w	0.0199310	0.0011457	0.0948663
EARTH	2068-03-27 20:42	> 1 w	0.0636319	0.0021496	0.1741009
EARTH	2088-11-30 02:26	> 1 mo	0.0561829	0.0011217	2.1696659
EARTH	2091-03-25 08:04	> 1 mo	0.0276884	0.0023259	1.4437447
EARTH	2112-01-06 18:56	> 1 mo	0.1036277	0.0004057	10.5893352

Download as:

2024FY1

Date in UTC	MJD	σ	Distance ± Width in RE	Stretching in RE/σ	IP	Exp. energy	PS
2091-03-24.218	84864.218	2.943	0.54 ± 0.006	7.93E5	1.83E-8	5.37E-9	-8.47
2095-03-23.987	86324.987	-2.216	0.80 ± 0.006	8.19E7	1.04E-9	3.02E-10	-9.74
2096-03-18.380	86685.380	0.330	0.85 ± 0.006	2.13E7	4.35E-8	1.27E-8	-8.12
2113-03-25.269	92900.269	0.281	0.88 ± 0.005	4.84E7	1.86E-8	5.45E-9	-8.58
2114-03-25.192	93265.192	-0.345	1.39 ± 0.006	6.67E6	9.85E-8	2.87E-8	-7.87


Based on 69 optical observations (of which 1 are rejected as outliers) from 2024/03/20.461 to 2024/04/14.226.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 1.47 and 1.47 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
Aegis software version= 4.0, Date of computation=20240414 130520.624 UTC.

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