Asteroids

2023NL1 help

Last update: 2025-07-29 02:36 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Amor

Perihelion (q)

1.128

Aphelion (Q)

1.515

Eccentricity (e)

0.147

Inclination (i)

28.0

deg

Orbit period (P)

554.9

Earth MOID

0.11240

U parameter

7.9

Next Earth close approach

Date

2061-07-22

Nominal distance (from Earth center)

0.12519

18728832

Maximum Brightness

19.8

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

22.9

mag

Diameter

70 - 160*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-07-12

Observatory

Pleasant Groves Observatory

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

60800.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.321584

1-sigma variation

0.000924

Unit

Eccentricity (e)

Value

0.146563

1-sigma variation

0.000499

Unit

Inclination (i)

Value

28.0068

1-sigma variation

0.0304

Unit

Long. of Ascending Node (Ω)

Value

119.9584

1-sigma variation

0.0011

Unit

Arg. of Perihelion (ω)

Value

180.9085

1-sigma variation

0.0019

Unit

Mean Anomaly (M)

Value

62.79462

1-sigma variation

0.44204

Unit

Perihelion distance

Value

1.127889

1-sigma variation

Unit

Aphelion distance

Value

1.515280

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.530857

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.112401

1-sigma variation

Unit

MOID

Value

0.112397

1-sigma variation

Unit

Orbit Period

Value

554.9333

1-sigma variation

Unit

U parameter

Value

7.9

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	8.53205E-7	4.60839E-7	2.80370E-5	1.05278E-6	-1.35185E-6	-4.08311E-4
e	4.60839E-7	2.48911E-7	1.51435E-5	5.68633E-7	-7.30144E-7	-2.20540E-4
i	2.80370E-5	1.51435E-5	9.21330E-4	3.45953E-5	-4.43292E-5	-1.34175E-2
Ω	1.05278E-6	5.68633E-7	3.45953E-5	1.29913E-6	-1.66463E-6	-5.03822E-4
ω	-1.35185E-6	-7.30144E-7	-4.43292E-5	-1.66463E-6	3.51479E-6	6.45932E-4
M	-4.08311E-4	-2.20540E-4	-1.34175E-2	-5.03822E-4	6.45932E-4	1.95403E-1

Date of computation: 2025-07-29 02:36 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

22.857

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

70 - 160*

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

749

Unit

Source

[1]

Normalized RMS of residuals

Value

0.672299

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-07-12.34704

Unit

Source

[2]

Last Observation

Value

2023-07-27.83733

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

103 (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

[-]

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

Close Approaches for 2023NL1 from 1950 to 2125

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1985-07-22 19:34	> 1 d	0.1123996	0.1119143	0.0213133
EARTH	2023-07-23 01:26	< 1 min	0.1135613	0.1131674	0.0001313
EARTH	2061-07-22 04:48	> 1 d	0.1251945	0.1121487	0.1020529
EARTH	2099-07-22 04:00	> 1 d	0.1555715	0.1128172	0.3140647
EARTH	2102-07-25 19:01	> 1 d	0.1656998	0.1129135	0.3445495

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
359.16276694	197.92596608	0.11239654	MINIMUM
178.95705561	17.54566880	0.53084931	MINIMUM
98.44624800	308.09878124	0.64212386	SADDLE
259.89362799	87.42357681	0.64359249	SADDLE
356.68464241	15.34686789	2.11227020	SADDLE
178.89664543	197.49439147	2.53077617	MAXIMUM

Download:

MOID Plots

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