Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.395995E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T19:57:25+0800
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    1 Object 1

    AOE ID 40024
    NORAD ID 40024
    Object Type PAYLOAD
    Country
    BR BR
    ← VS →

    2 Object 2

    AOE ID 53420
    NORAD ID 53420
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter NANOSAT C BR1 STARLINK-4552
    Time of Closest Approach 2026-10-22T00:07:03+0000
    Collision Probability (Pc) 1.395995E-6
    Conjunction Distance (km) 2.901 km
    Relative Speed (km/s) 14.792 km/s
    Conjunction Risk Parameters R (Radial): -0.571 | I (In-track): -0.719 | C (Cross-track): 2.752
    Collision Risk Index (CRI) 0.38
    X Position (km) 6386.953 6385.47
    Position Y (km) -2453.601 -2455.841
    Position Z (km) -56.294 -57.387
    Velocity X (km/s) -0.337 1.602
    Velocity Y (km/s) -1.017 4.287
    Velocity Z (km/s) 7.559 -6.112

    Orbital Parameters 国际轨道数据源

    Parameter NANOSAT C BR1 STARLINK-4552
    Semimajor Axis (a) 6838.771 km 6840.910 km
    Eccentricity (e) 0.000499 0.000095
    Inclination (i) 98.0602° 53.1592°
    RAAN 336.5681° 168.1976°
    Perigee Argument 106.5745° 97.9913°
    Mean Anomaly (M) 253.6045° 262.1197°
    Apogee 464.047 km 463.425 km
    Perigee 457.221 km 462.121 km
    Orbit Epoch 2026-10-19T20:29:43+0000 2026-10-19T22:52:23+0000

    NANOSAT C BR1 & STARLINK-4552 Collision Probability (Pc) Trend

    NANOSAT C BR1 & STARLINK-4552 Collision Probability (Pc) TrendNot Available

    NANOSAT C BR1 & STARLINK-4552 Miss Distance (Miss Distance) Trend

    NANOSAT C BR1 & STARLINK-4552 Miss Distance (Miss Distance) TrendNot Available

    NANOSAT C BR1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4552Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NANOSAT C BR1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4552Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NANOSAT C BR1

    No nearby objects data