Asteroids

2025NS1 help

Last update: 2025-07-10 20:30 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.746

Aphelion (Q)

1.743

Eccentricity (e)

0.401

Inclination (i)

4.4

deg

Orbit period (P)

506.8

Earth MOID

0.00018

U parameter

7.3

Next Earth close approach

Date

2034-01-02

Nominal distance (from Earth center)

0.04356

6516403

Maximum Brightness

22.9

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

26.7

mag

Diameter

12 - 27*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-07-10

Observatory

Palomar Mountain--ZTF

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

1.244082

1-sigma variation

0.000305

Unit

Eccentricity (e)

Value

0.400695

1-sigma variation

0.000229

Unit

Inclination (i)

Value

4.4363

1-sigma variation

0.0024

Unit

Long. of Ascending Node (Ω)

Value

108.9874

1-sigma variation

3.595E-5

Unit

Arg. of Perihelion (ω)

Value

266.1084

1-sigma variation

0.0018

Unit

Mean Anomaly (M)

Value

269.82490

1-sigma variation

0.04190

Unit

Perihelion distance

Value

0.745585

1-sigma variation

Unit

Aphelion distance

Value

1.742579

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.089333

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.000902

1-sigma variation

Unit

MOID

Value

0.000176

1-sigma variation

Unit

Orbit Period

Value

506.8411

1-sigma variation

Unit

U parameter

Value

7.3

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	9.33125E-8	6.98565E-8	7.37944E-7	1.00882E-8	-5.30939E-7	1.28003E-5
e	6.98565E-8	5.23021E-8	5.52525E-7	7.52924E-9	-3.96658E-7	9.58266E-6
i	7.37944E-7	5.52525E-7	5.83862E-6	7.91750E-8	-4.18693E-6	1.01228E-4
Ω	1.00882E-8	7.52924E-9	7.91750E-8	1.29234E-9	-6.09192E-8	1.38398E-6
ω	-5.30939E-7	-3.96658E-7	-4.18693E-6	-6.09192E-8	3.14372E-6	-7.28374E-5
M	1.28003E-5	9.58266E-6	1.01228E-4	1.38398E-6	-7.28374E-5	1.75591E-3

Date of computation: 2025-07-10 20:30 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

26.73

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

12 - 27*

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

0.7

Unit

Source

[1]

Normalized RMS of residuals

Value

0.884825

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-07-07.257847

Unit

Source

[2]

Last Observation

Value

2025-07-10.635767

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

20 (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

Close Approaches for 2025NS1 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	1951-01-02 02:48	> 1 d	0.0853351	0.0157574	0.0278487
EARTH	1964-07-01 19:07	> 1 d	0.1528137	0.0914968	0.0204390
EARTH	1968-12-01 03:17	> 1 w	0.1768092	0.1190924	0.0192429
VENUS	1970-03-18 18:12	> 1 d	0.0410706	0.0149553	0.0182985
VENUS	1975-10-02 07:38	> 1 d	0.0449100	0.0165243	0.0197782
EARTH	1982-07-03 06:57	775.8	0.1416670	0.1072146	0.0114846
EARTH	1986-12-22 19:57	339.2	0.0803243	0.0695998	0.0035905
EARTH	2000-07-15 22:48	> 1 d	0.0646654	0.0011119	0.0422564
EARTH	2005-01-05 08:52	> 1 d	0.1539960	0.0317525	0.0416124
EARTH	2011-11-25 05:44	> 1 w	0.1935284	0.1361373	0.0191374
EARTH	2025-07-11 05:03	< 1 min	0.0028602	0.0028554	0.0000016
EARTH	2034-01-02 23:14	> 1 d	0.0435595	0.0122345	0.0184805
EARTH	2040-07-02 06:32	633.0	0.1639218	0.1306373	0.0110952
VENUS	2043-05-10 00:02	1411.1	0.0468714	0.0296169	0.0059431
EARTH	2048-12-20 16:45	> 1 d	0.1222694	0.0975660	0.0082394
EARTH	2059-07-20 03:36	> 1 d	0.0963818	0.0116491	0.0282822
EARTH	2068-01-09 05:25	> 1 d	0.1493399	0.0421212	0.0359713
VENUS	2069-03-16 17:16	> 1 w	0.0273778	0.0190694	0.0176545
EARTH	2074-07-02 10:56	> 1 d	0.1752248	0.0019913	0.0578512
EARTH	2082-11-30 03:06	> 1 w	0.1919217	0.0586851	0.0447991
EARTH	2093-07-09 11:14	> 1 d	0.0416465	0.0016965	0.0517830
EARTH	2101-12-19 05:59	> 1 w	0.1403021	0.0054848	0.0553569
VENUS	2108-07-29 06:35	> 1 w	0.0336035	0.0174470	0.0768554
EARTH	2116-07-26 07:15	> 1 w	0.1343096	0.0058395	0.0552654
EARTH	2124-12-06 09:01	> 1 w	0.1798836	0.0147033	0.0560702

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
297.19949593	186.93158455	0.00017626	MINIMUM
58.93007163	354.62014395	0.01639622	MINIMUM
357.47865039	270.24252776	0.26238659	SADDLE
178.86553736	91.56680414	0.74907367	SADDLE
357.18439011	89.79143863	1.74453518	SADDLE
178.74693088	271.48942041	2.73991032	MAXIMUM

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MOID Plots

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