Asteroids

2020BL14 help

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

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.970

Aphelion (Q)

2.124

Eccentricity (e)

0.373

Inclination (i)

7.9

deg

Orbit period (P)

703.0

Earth MOID

0.02485

U parameter

8.0

Next Earth close approach

Date

2045-03-12

Nominal distance (from Earth center)

0.07889

11801825

Maximum Brightness

23.2

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

25.1

mag

Diameter

25 - 60*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2020-01-29

Observatory

Mt. Lemmon 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

1.547322

1-sigma variation

0.001389

Unit

Eccentricity (e)

Value

0.372860

1-sigma variation

0.000573

Unit

Inclination (i)

Value

7.9327

1-sigma variation

0.0093

Unit

Long. of Ascending Node (Ω)

Value

144.7788

1-sigma variation

0.0021

Unit

Arg. of Perihelion (ω)

Value

37.0956

1-sigma variation

0.0011

Unit

Mean Anomaly (M)

Value

85.79910

1-sigma variation

1.57719

Unit

Perihelion distance

Value

0.970387

1-sigma variation

Unit

Aphelion distance

Value

2.124256

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.039464

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.883370

1-sigma variation

Unit

MOID

Value

0.024854

1-sigma variation

Unit

Orbit Period

Value

703.0228

1-sigma variation

Unit

U parameter

Value

8.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.92841E-6	7.95917E-7	1.28495E-5	2.96091E-6	1.46291E-6	-2.19019E-3
e	7.95917E-7	3.28502E-7	5.30345E-6	1.22208E-6	6.04004E-7	-9.03966E-4
i	1.28495E-5	5.30345E-6	8.56211E-5	1.97299E-5	9.75727E-6	-1.45939E-2
Ω	2.96091E-6	1.22208E-6	1.97299E-5	4.54677E-6	2.25162E-6	-3.36287E-3
ω	1.46291E-6	6.04004E-7	9.75727E-6	2.25162E-6	1.21068E-6	-1.66155E-3
M	-2.19019E-3	-9.03966E-4	-1.45939E-2	-3.36287E-3	-1.66155E-3	2.48752E0

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

25.147

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

25 - 60*

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

Unit

Source

[1]

Unobserved

Value

2244

Unit

Source

[1]

Normalized RMS of residuals

Value

0.569593

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2020-01-29.33504

Unit

Source

[2]

Last Observation

Value

2020-02-16.51575

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

38 (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

[-]

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 2020BL14 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	1964-02-27 00:09	> 1 mo	0.0371291	0.0212581	0.8329543
3 Juno	1992-06-24 00:29	> 1 mo	0.0194790	0.0014439	0.0766679
EARTH	1993-02-18 09:07	> 1 w	0.0293773	0.0233610	0.1242021
EARTH	2020-02-16 15:28	< 1 min	0.0462881	0.0461056	0.0000608
EARTH	2045-03-12 21:49	> 1 mo	0.0788903	0.0053817	0.1413827
EARTH	2072-02-09 23:01	> 1 w	0.1172844	0.0166716	0.1614070
EARTH	2097-03-05 04:54	> 1 mo	0.0592666	0.0155373	0.1156046
EARTH	2124-02-17 22:53	> 1 w	0.0495977	0.0243721	0.1487708

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
339.80074309	50.20939382	0.02424236	MINIMUM
182.32659683	262.33098060	1.12764501	SADDLE
3.22104852	264.02994948	1.97155165	SADDLE
180.72005811	81.24364678	3.11970708	MAXIMUM

Download:

MOID Plots

Click on the images to zoom-in and zoom-out