Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.26822E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T08:26:47+0800
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    1 Object 1

    AOE ID 53528
    NORAD ID 53528
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 60498
    NORAD ID 60498
    Object Type PAYLOAD
    Country
    AR AR

    Conjunction Constraints

    Parameter STARLINK-4503 NUSAT-48 (H. LEAVITT)
    Time of Closest Approach 2026-10-13T07:54:40+0000
    Collision Probability (Pc) 4.26822E-6
    Conjunction Distance (km) 1.729 km
    Relative Speed (km/s) 14.669 km/s
    Conjunction Risk Parameters R (Radial): -1.494 | I (In-track): 0.236 | C (Cross-track): 0.835
    Collision Risk Index (CRI) 0.48
    X Position (km) 6389.567 6388.153
    Position Y (km) 1098.551 1099.114
    Position Z (km) -2246.916 -2246.098
    Velocity X (km/s) -2.716 2.608
    Velocity Y (km/s) 4.439 -0.603
    Velocity Z (km/s) -5.569 7.136

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4503 NUSAT-48 (H. LEAVITT)
    Semimajor Axis (a) 6857.926 km 6853.276 km
    Eccentricity (e) 0.000165 0.000271
    Inclination (i) 53.1612° 97.3850°
    RAAN 179.3145° 6.0847°
    Perigee Argument 66.2733° 187.8636°
    Mean Anomaly (M) 51.9153° 172.2562°
    Apogee 480.922 km 476.999 km
    Perigee 478.656 km 473.279 km
    Orbit Epoch 2026-10-12T08:00:02+0000 2026-10-12T05:18:56+0000

    STARLINK-4503 & NUSAT-48 (H. LEAVITT) Collision Probability (Pc) Trend

    STARLINK-4503 & NUSAT-48 (H. LEAVITT) Collision Probability (Pc) TrendNot Available

    STARLINK-4503 & NUSAT-48 (H. LEAVITT) Miss Distance (Miss Distance) Trend

    STARLINK-4503 & NUSAT-48 (H. LEAVITT) Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4503Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NUSAT-48 (H. LEAVITT)Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4503Collision Probability Trend

    Object 1 Probability TrendNot Available

    NUSAT-48 (H. LEAVITT)Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4503

    No nearby objects data