Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.358188E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T16:02:22+0800
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    1 Object 1

    AOE ID 51799
    NORAD ID 51799
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 55111
    NORAD ID 55111
    Object Type PAYLOAD
    Country
    CH CH

    Conjunction Constraints

    Parameter STARLINK-3637 ASTROCAST-0403
    Time of Closest Approach 2026-09-14T18:52:00+0000
    Collision Probability (Pc) 1.358188E-6
    Conjunction Distance (km) 2.92 km
    Relative Speed (km/s) 14.308 km/s
    Conjunction Risk Parameters R (Radial): 2.544 | I (In-track): -0.487 | C (Cross-track): 1.347
    Collision Risk Index (CRI) 0.38
    X Position (km) -5224.657 -5226.78
    Position Y (km) 1122.545 1124.266
    Position Z (km) -4278.947 -4279.974
    Velocity X (km/s) -4.213 4.86
    Velocity Y (km/s) -5.088 0.269
    Velocity Z (km/s) 3.813 -5.867

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3637 ASTROCAST-0403
    Semimajor Axis (a) 6840.814 km 6839.533 km
    Eccentricity (e) 0.000129 0.000422
    Inclination (i) 53.1581° 97.5615°
    RAAN 218.1278° 350.8504°
    Perigee Argument 95.5321° 34.1380°
    Mean Anomaly (M) 264.5829° 326.0133°
    Apogee 463.560 km 464.282 km
    Perigee 461.794 km 458.510 km
    Orbit Epoch 2026-09-11T22:18:28+0000 2026-09-11T17:56:35+0000

    STARLINK-3637 & ASTROCAST-0403 Collision Probability (Pc) Trend

    STARLINK-3637 & ASTROCAST-0403 Collision Probability (Pc) TrendNot Available

    STARLINK-3637 & ASTROCAST-0403 Miss Distance (Miss Distance) Trend

    STARLINK-3637 & ASTROCAST-0403 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3637Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ASTROCAST-0403Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3637Collision Probability Trend

    Object 1 Probability TrendNot Available

    ASTROCAST-0403Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3637

    No nearby objects data