Asteroids

2020FW5 help

Last update: 2026-03-17 23:26 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.903

Aphelion (Q)

2.282

Eccentricity (e)

0.433

Inclination (i)

16.3

deg

Orbit period (P)

734.3

Earth MOID

0.02134

U parameter

0.0

Next Earth close approach

Date

2028-04-21

Nominal distance (from Earth center)

0.18918

28301071

Maximum Brightness

25.5

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

25.6

mag

Diameter

20 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2020-03-25

Observatory

Catalina Sky Survey

ORBIT VISUALISATION TOOLS

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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.592840

1-sigma variation

2.779E-9

Unit

Eccentricity (e)

Value

0.432926

1-sigma variation

3.001E-7

Unit

Inclination (i)

Value

16.2986

1-sigma variation

3.316E-5

Unit

Long. of Ascending Node (Ω)

Value

185.5999

1-sigma variation

2.833E-6

Unit

Arg. of Perihelion (ω)

Value

53.2397

1-sigma variation

0.0001

Unit

Mean Anomaly (M)

Value

11.78932

1-sigma variation

0.00003

Unit

Perihelion distance

Value

0.903259

1-sigma variation

Unit

Aphelion distance

Value

2.282421

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.030566

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.744590

1-sigma variation

Unit

MOID

Value

0.021342

1-sigma variation

Unit

Orbit Period

Value

734.2712

1-sigma variation

Unit

U parameter

Value

0.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	7.72520E-18	-2.24376E-16	-5.74610E-14	-1.05233E-15	-8.37999E-14	2.04753E-14
e	-2.24376E-16	9.00527E-14	1.74890E-12	8.06667E-14	3.04566E-11	-8.93232E-12
i	-5.74610E-14	1.74890E-12	1.09975E-9	3.31509E-11	7.24385E-10	-2.46925E-10
Ω	-1.05233E-15	8.06667E-14	3.31509E-11	8.02869E-12	1.89827E-11	-7.17134E-12
ω	-8.37999E-14	3.04566E-11	7.24385E-10	1.89827E-11	1.03791E-8	-3.05669E-9
M	2.04753E-14	-8.93232E-12	-2.46925E-10	-7.17134E-12	-3.05669E-9	9.11236E-10

Date of computation: 2026-03-17 23:26 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

25.631

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

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

[-]

Download this part as:

Sources

No.	Name	Additional
[1]	ESA Aegis	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

735

Unit

Source

[1]

Unobserved

Value

1509

Unit

Source

[1]

Normalized RMS of residuals

Value

0.588982

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2020-03-25.38762

Unit

Source

[2]

Last Observation

Value

2022-03-30.85971

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

78 (2)

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

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

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

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Note: Ephemerides requests are limited to a maximum of 1000 points and a final date not exceeding 2040/12/31 00:00.

Close Approaches for 2020FW5 from 1950 to 2126

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	2016-03-20 04:16	< 1 min	0.1404915	0.1404912	0.0000001
EARTH	2018-03-24 20:32	< 1 s	0.0721231	0.0721229	0.0000001
EARTH	2020-03-28 06:14	< 1 s	0.0238936	0.0238935	0.0000000
EARTH	2022-03-31 08:10	< 1 s	0.0306885	0.0306883	0.0000001
EARTH	2024-04-04 11:14	< 1 min	0.0781760	0.0781758	0.0000001
EARTH	2026-04-11 15:43	< 1 min	0.1334911	0.1334908	0.0000001
EARTH	2028-04-21 08:45	< 1 min	0.1891810	0.1891805	0.0000001

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
327.07169670	86.12983183	0.02026484	MINIMUM
42.76747937	202.66232208	0.27388201	MINIMUM
21.73623297	171.19492701	0.28639110	SADDLE
183.92288439	319.20168863	1.33904243	SADDLE
3.68928713	321.67022893	1.87791740	SADDLE
179.19463233	136.21380273	3.27716315	MAXIMUM

Download:

MOID Plots

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